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Posted to commits@tamaya.apache.org by an...@apache.org on 2017/11/26 22:51:36 UTC

[1/6] incubator-tamaya git commit: TAMAYA-321 Add ConfigurationBuilder to core API.

Repository: incubator-tamaya
Updated Branches:
  refs/heads/master f255aa9b9 -> 27c0d76bb


http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilderTest.java
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilderTest.java b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilderTest.java
new file mode 100644
index 0000000..c586969
--- /dev/null
+++ b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilderTest.java
@@ -0,0 +1,220 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ */
+package org.apache.tamaya.spisupport;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.ConfigurationProvider;
+import org.apache.tamaya.TypeLiteral;
+import org.apache.tamaya.spi.ConfigurationBuilder;
+import org.apache.tamaya.spi.*;
+import org.junit.Test;
+
+import java.util.Collections;
+import java.util.Map;
+
+import static org.junit.Assert.*;
+
+/**
+ * Tests for {@link  DefaultConfigurationBuilder} by atsticks on 06.09.16.
+ */
+public class DefaultConfigurationBuilderTest {
+
+    private TestPropertySource testPropertySource = new TestPropertySource(){};
+
+    @Test
+    public void setContext() throws Exception {
+        ConfigurationContext context = ConfigurationProvider.getConfiguration().getContext();
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .setContext(context);
+        assertEquals(context, b.build().getContext());
+    }
+
+    @Test
+    public void setConfiguration() throws Exception {
+        Configuration cfg = ConfigurationProvider.getConfiguration();
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .setConfiguration(cfg);
+        assertEquals(cfg, b.build());
+    }
+
+    @Test
+    public void addPropertySources_Array() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array_2");
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(2, ctx.getPropertySources().size());
+        assertTrue(ctx.getPropertySources().contains(testPropertySource));
+        assertTrue(ctx.getPropertySources().contains(testPS2));
+    }
+
+    @Test
+    public void removePropertySources_Array() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array_2");
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(2, ctx.getPropertySources().size());
+        assertTrue(ctx.getPropertySources().contains(testPropertySource));
+        assertTrue(ctx.getPropertySources().contains(testPS2));
+        b = new DefaultConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        b.removePropertySources(testPropertySource);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertEquals(1, ctx.getPropertySources().size());
+        assertFalse(ctx.getPropertySources().contains(testPropertySource));
+        assertTrue(ctx.getPropertySources().contains(testPS2));
+    }
+
+    @Test
+    public void addPropertyFilters_Array() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        DefaultConfigurationBuilder b = new DefaultConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = new DefaultConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        b.addPropertyFilters(filter1, filter2);
+        assertEquals(2, ctx.getPropertyFilters().size());
+    }
+
+    @Test
+    public void removePropertyFilters_Array() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .addPropertyFilters(filter1, filter2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = new DefaultConfigurationBuilder()
+                .addPropertyFilters(filter1, filter2);
+        b.removePropertyFilters(filter1);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertEquals(1, ctx.getPropertyFilters().size());
+        assertFalse(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void addPropertyConverter() throws Exception {
+		PropertyConverter converter = (value, context) -> value.toLowerCase();
+		ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters().size());
+        b = new DefaultConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        b.addPropertyConverters(TypeLiteral.of(String.class), converter);
+        assertEquals(1, ctx.getPropertyConverters().size());
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void removePropertyConverters_Array() throws Exception {
+        PropertyConverter converter = (value, context) -> value.toLowerCase();
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters(TypeLiteral.of(String.class)).size());
+        b = new DefaultConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        b.removePropertyConverters(TypeLiteral.of(String.class), converter);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertFalse(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).isEmpty());
+    }
+
+    @Test
+    public void setPropertyValueCombinationPolicy() throws Exception {
+        PropertyValueCombinationPolicy combPol = (currentValue, key, propertySource) -> currentValue;
+        ConfigurationBuilder b = new DefaultConfigurationBuilder()
+                .setPropertyValueCombinationPolicy(combPol);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(ctx.getPropertyValueCombinationPolicy(), combPol);
+    }
+
+    @Test
+    public void build() throws Exception {
+        assertNotNull(new DefaultConfigurationBuilder().build());
+    }
+
+    @Test
+    public void bla() throws Exception {
+        ConfigurationBuilder builder = ConfigurationProvider.getConfigurationBuilder();
+        builder.addDefaultPropertyConverters();
+    }
+
+    private static class TestPropertySource implements PropertySource{
+
+        private String id;
+
+        public TestPropertySource(){
+            this(null);
+        }
+
+        public TestPropertySource(String id){
+            this.id = id;
+        }
+
+        @Override
+        public int getOrdinal() {
+            return 200;
+        }
+
+        @Override
+        public String getName() {
+            return id!=null?id:"TestPropertySource";
+        }
+
+        @Override
+        public PropertyValue get(String key) {
+            return PropertyValue.of(key, key + "Value", getName());
+        }
+
+        @Override
+        public Map<String, PropertyValue> getProperties() {
+            return Collections.emptyMap();
+        }
+
+        @Override
+        public boolean isScannable() {
+            return false;
+        }
+    }
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultServiceContextTest.java
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultServiceContextTest.java b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultServiceContextTest.java
new file mode 100644
index 0000000..9a25528
--- /dev/null
+++ b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultServiceContextTest.java
@@ -0,0 +1,138 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tamaya.spisupport;
+
+import org.apache.tamaya.ConfigException;
+import org.apache.tamaya.spi.ConfigurationProviderSpi;
+import org.junit.Assert;
+import org.junit.Test;
+
+import javax.annotation.Priority;
+import java.util.Collection;
+import java.util.List;
+
+public class DefaultServiceContextTest {
+
+    /**
+     * context to test
+     */
+    private final DefaultServiceContext context = new DefaultServiceContext();
+
+
+    @Test
+    public void testGetService() {
+        ConfigurationProviderSpi providerSpi = context.getService(ConfigurationProviderSpi.class);
+        Assert.assertNotNull(providerSpi);
+        Assert.assertTrue(providerSpi instanceof TestConfigurationProvider);
+    }
+
+    @Test(expected = ConfigException.class)
+    public void testGetService_multipleServicesWithoutPriority_shouldThrowConfigException() {
+        context.getService(InvalidPriorityInterface.class);
+    }
+
+    @Test
+    public void testGetService_multipleService_shouldReturnServiceWithHighestPriority() {
+        MultiImplsInterface service = context.getService(MultiImplsInterface.class);
+
+        Assert.assertNotNull(service);
+        Assert.assertTrue(service instanceof MultiImpl2);
+    }
+
+    @Test
+    public void testGetService_noImpl_shouldReturnEmptyOpional() {
+        NoImplInterface service = context.getService(NoImplInterface.class);
+        Assert.assertNull(service);
+    }
+
+
+    @Test
+    public void testGetServices_shouldReturnServices() {
+        {
+            Collection<InvalidPriorityInterface> services = context.getServices(InvalidPriorityInterface.class);
+            Assert.assertNotNull(services);
+            Assert.assertEquals(2, services.size());
+
+            for (InvalidPriorityInterface service : services) {
+                Assert.assertTrue(service instanceof InvalidPriorityImpl1 || service instanceof InvalidPriorityImpl2);
+            }
+        }
+
+        {
+            List<MultiImplsInterface> services = context.getServices(MultiImplsInterface.class);
+            Assert.assertNotNull(services);
+            Assert.assertEquals(3, services.size());
+
+            Assert.assertTrue(services.get(0) instanceof MultiImpl2);
+            Assert.assertTrue(services.get(1) instanceof MultiImpl1);
+            Assert.assertTrue(services.get(2) instanceof MultiImpl3);
+        }
+    }
+
+    @Test
+    public void testGetServices_redundantAccessToServices() {
+        for(int i=0;i<10;i++){
+            Collection<InvalidPriorityInterface> services = context.getServices(InvalidPriorityInterface.class);
+            Assert.assertNotNull(services);
+            Assert.assertEquals(2, services.size());
+            for (InvalidPriorityInterface service : services) {
+                Assert.assertTrue(service instanceof InvalidPriorityImpl1 || service instanceof InvalidPriorityImpl2);
+            }
+        }
+    }
+
+    @Test
+    public void testGetServices_noImpl_shouldReturnEmptyList() {
+        Collection<NoImplInterface> services = context.getServices(NoImplInterface.class);
+        Assert.assertNotNull(services);
+        Assert.assertTrue(services.isEmpty());
+    }
+
+
+    // some test interfaces and classes
+
+    public interface InvalidPriorityInterface {
+    }
+
+    @Priority(value = 50)
+    public static class InvalidPriorityImpl1 implements InvalidPriorityInterface {
+    }
+
+    @Priority(value = 50)
+    public static class InvalidPriorityImpl2 implements InvalidPriorityInterface {
+    }
+
+
+    public interface MultiImplsInterface {
+    }
+
+    public static class MultiImpl1 implements MultiImplsInterface {
+    }
+
+    @Priority(value = 500)
+    public static class MultiImpl2 implements MultiImplsInterface {
+    }
+
+    @Priority(value = -10)
+    public static class MultiImpl3 implements MultiImplsInterface {
+    }
+
+    private interface NoImplInterface {
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/test/java/org/apache/tamaya/spisupport/TestConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/java/org/apache/tamaya/spisupport/TestConfigurationProvider.java b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/TestConfigurationProvider.java
new file mode 100644
index 0000000..9af9a5c
--- /dev/null
+++ b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/TestConfigurationProvider.java
@@ -0,0 +1,92 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tamaya.spisupport;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.spi.ConfigurationBuilder;
+import org.apache.tamaya.spi.ConfigurationContext;
+import org.apache.tamaya.spi.ConfigurationContextBuilder;
+import org.apache.tamaya.spi.ConfigurationProviderSpi;
+import org.osgi.service.component.annotations.Component;
+
+import java.util.Objects;
+
+/**
+ * Implementation of the Configuration API. This class uses the current {@link ConfigurationContext} to evaluate the
+ * chain of {@link org.apache.tamaya.spi.PropertySource} and {@link org.apache.tamaya.spi.PropertyFilter}
+ * instance to evaluate the current Configuration.
+ */
+@Component(service = ConfigurationProviderSpi.class)
+public class TestConfigurationProvider implements ConfigurationProviderSpi {
+
+    private Configuration config = new DefaultConfigurationBuilder()
+            .addDefaultPropertyConverters()
+            .addDefaultPropertyFilters()
+            .addDefaultPropertySources()
+            .build();
+    @Override
+    public Configuration getConfiguration() {
+        return config;
+    }
+
+    @Override
+    public Configuration createConfiguration(ConfigurationContext context) {
+        return new DefaultConfiguration(context);
+    }
+
+    @Override
+    public ConfigurationBuilder getConfigurationBuilder() {
+        return new DefaultConfigurationBuilder();
+    }
+
+    @Override
+    public ConfigurationContextBuilder getConfigurationContextBuilder() {
+        return new DefaultConfigurationContextBuilder();
+    }
+
+    @Override
+    public void setConfiguration(Configuration config) {
+        Objects.requireNonNull(config.getContext());
+        this.config = Objects.requireNonNull(config);
+    }
+
+    @Override
+    public boolean isConfigurationSettable() {
+        return true;
+    }
+
+    /**
+     * @deprecated use {@link Configuration#getContext()} instead.
+     */
+    @Deprecated
+    @Override
+    public ConfigurationContext getConfigurationContext() {
+        return this.config.getContext();
+    }
+
+    /**
+     * @deprecated the context should be given upon creation of the {@link Configuration}
+     */
+    @Deprecated
+    @Override
+    public void setConfigurationContext(ConfigurationContext context){
+        this.config = new DefaultConfigurationBuilder(context).build();
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi b/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
new file mode 100644
index 0000000..aae53e4
--- /dev/null
+++ b/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+org.apache.tamaya.spisupport.TestConfigurationProvider
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityInterface
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityInterface b/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityInterface
new file mode 100644
index 0000000..c894501
--- /dev/null
+++ b/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityInterface
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityImpl1
+org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityImpl2
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImplsInterface
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImplsInterface b/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImplsInterface
new file mode 100644
index 0000000..71f7c46
--- /dev/null
+++ b/code/spi-support/src/test/resources/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImplsInterface
@@ -0,0 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImpl1
+org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImpl2
+org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImpl3
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/jqassistant/serviceloader-rules.xml
----------------------------------------------------------------------
diff --git a/jqassistant/serviceloader-rules.xml b/jqassistant/serviceloader-rules.xml
index 082430a..c8dd907 100644
--- a/jqassistant/serviceloader-rules.xml
+++ b/jqassistant/serviceloader-rules.xml
@@ -113,9 +113,9 @@ under the License.
             // service configurations in version 1.0.0.
             // I reported this problem already to the project
             // Oliver B. Fischer, 15.5.5
-            AND NOT sl.fileName IN ['/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImplsInterface',
-                                    '/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityInterface',
-                                    '/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityInterface']
+            AND NOT sl.fileName IN ['/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$MultiImplsInterface',
+                                    '/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityInterface',
+                                    '/META-INF/services/org.apache.tamaya.spisupport.DefaultServiceContextTest$InvalidPriorityInterface']
 
         RETURN
             sl.fileName AS serviceConfiguration, entry.name AS class


[5/6] incubator-tamaya git commit: TAMAYA-321 Fixed test. getOrDefault must accept null as well.

Posted by an...@apache.org.
TAMAYA-321 Fixed test. getOrDefault must accept null as well.


Project: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/commit/b9ce1495
Tree: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/tree/b9ce1495
Diff: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/diff/b9ce1495

Branch: refs/heads/master
Commit: b9ce14952b5e65bb9ec511bf3c5243167187d5e8
Parents: b117880
Author: Anatole Tresch <an...@apache.org>
Authored: Sun Nov 26 17:39:56 2017 +0100
Committer: Anatole Tresch <an...@apache.org>
Committed: Sun Nov 26 17:39:56 2017 +0100

----------------------------------------------------------------------
 .../apache/tamaya/spisupport/DefaultConfigurationTest.java    | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/b9ce1495/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationTest.java
----------------------------------------------------------------------
diff --git a/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationTest.java b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationTest.java
index 27eeda1..4711dc5 100644
--- a/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationTest.java
+++ b/code/spi-support/src/test/java/org/apache/tamaya/spisupport/DefaultConfigurationTest.java
@@ -121,11 +121,10 @@ public class DefaultConfigurationTest {
         c.getOrDefault(null, "ok");
     }
 
-    @Test(expected = NullPointerException.class)
-    public void getOrDefaultDoesNotAcceptNullAsDefaultValueForTwoParameterVariantDefaultValueIsSecond() {
+    @Test
+    public void getOrDefaultDoesAcceptNullAsDefaultValueForTwoParameterVariantDefaultValueIsSecond() {
         DefaultConfiguration c = new DefaultConfiguration(new DummyConfigurationContext());
-
-        c.getOrDefault("a", null);
+       assertNull(c.getOrDefault("a", null));
     }
 
     @Test(expected = NullPointerException.class)


[6/6] incubator-tamaya git commit: TAMAYA-321 Add ConfigurationBuilder to core API.

Posted by an...@apache.org.
TAMAYA-321 Add ConfigurationBuilder to core API.


Project: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/commit/27c0d76b
Tree: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/tree/27c0d76b
Diff: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/diff/27c0d76b

Branch: refs/heads/master
Commit: 27c0d76bb0b3bc5b5a2df337289fcbcfbee48218
Parents: b9ce149
Author: Anatole Tresch <an...@apache.org>
Authored: Sun Nov 26 23:51:15 2017 +0100
Committer: Anatole Tresch <an...@apache.org>
Committed: Sun Nov 26 23:51:15 2017 +0100

----------------------------------------------------------------------
 .../examples/minimal/TestConfigProvider.java    | 73 --------------------
 1 file changed, 73 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/27c0d76b/examples/01-minimal/src/main/java/org/apache/tamaya/examples/minimal/TestConfigProvider.java
----------------------------------------------------------------------
diff --git a/examples/01-minimal/src/main/java/org/apache/tamaya/examples/minimal/TestConfigProvider.java b/examples/01-minimal/src/main/java/org/apache/tamaya/examples/minimal/TestConfigProvider.java
deleted file mode 100644
index 632f886..0000000
--- a/examples/01-minimal/src/main/java/org/apache/tamaya/examples/minimal/TestConfigProvider.java
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.tamaya.examples.minimal;
-
-import org.apache.tamaya.Configuration;
-import org.apache.tamaya.core.internal.CoreConfigurationContextBuilder;
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.apache.tamaya.spi.ConfigurationContextBuilder;
-import org.apache.tamaya.spi.ConfigurationProviderSpi;
-
-/**
- * Configuration provider that allows to set and reset a configuration
- * different per thread.
- */
-public class TestConfigProvider implements ConfigurationProviderSpi{
-
-    private ThreadLocal<Configuration> threadedConfig = new ThreadLocal<>();
-
-    @Override
-    public Configuration getConfiguration() {
-        Configuration config = threadedConfig.get();
-        if(config!=null){
-            return config;
-        }
-        config = createConfiguration(new CoreConfigurationContextBuilder()
-                .addDefaultPropertyFilters()
-                .addDefaultPropertySources()
-                .addDefaultPropertyConverters()
-                .build());
-        threadedConfig.set(config);
-        return config;
-    }
-
-    @Override
-    public Configuration createConfiguration(ConfigurationContext context) {
-        return null;
-    }
-
-    @Override
-    public ConfigurationContextBuilder getConfigurationContextBuilder() {
-        return null;
-    }
-
-    @Override
-    public void setConfiguration(Configuration config) {
-        if(config==null){
-            threadedConfig.remove();
-        }else {
-            threadedConfig.set(config);
-        }
-    }
-
-    @Override
-    public boolean isConfigurationSettable() {
-        return false;
-    }
-}


[4/6] incubator-tamaya git commit: TAMAYA-321 Fixed Javadoc.

Posted by an...@apache.org.
TAMAYA-321 Fixed Javadoc.


Project: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/commit/b1178806
Tree: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/tree/b1178806
Diff: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/diff/b1178806

Branch: refs/heads/master
Commit: b1178806194f06f5800caba70a61cb04273d6dff
Parents: 15f7cbb
Author: Anatole Tresch <an...@apache.org>
Authored: Sun Nov 26 17:30:24 2017 +0100
Committer: Anatole Tresch <an...@apache.org>
Committed: Sun Nov 26 17:30:24 2017 +0100

----------------------------------------------------------------------
 .../java/org/apache/tamaya/Configuration.java   |  1 -
 .../apache/tamaya/spi/ConfigurationBuilder.java | 33 ++++++++++----------
 .../org/apache/tamaya/spi/FilterContext.java    |  2 +-
 3 files changed, 18 insertions(+), 18 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/b1178806/code/api/src/main/java/org/apache/tamaya/Configuration.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/Configuration.java b/code/api/src/main/java/org/apache/tamaya/Configuration.java
index 401eac7..b891d43 100644
--- a/code/api/src/main/java/org/apache/tamaya/Configuration.java
+++ b/code/api/src/main/java/org/apache/tamaya/Configuration.java
@@ -176,5 +176,4 @@ public interface Configuration {
         return ConfigurationProvider.getConfigurationBuilder().setConfiguration(this);
     }
 
-
 }

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/b1178806/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
index c9afa0f..a2b3257 100644
--- a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
+++ b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
@@ -27,17 +27,17 @@ import java.util.List;
 import java.util.Map;
 
 /**
- * A builder for creating new or adapting instances of {@link ConfigurationContext}.
+ * A builder for creating new instance of {@link Configuration}.
  * Builders can be obtained in exactly two ways:
  * <ol>
- *     <li>By accessing a preinitialized builder from an existing {@link ConfigurationContext},
- *     by calling {@link org.apache.tamaya.spi.ConfigurationContext#toBuilder()}.</li>
+ *     <li>By accessing a preinitialized builder from an existing {@link Configuration},
+ *     by calling {@link org.apache.tamaya.spi.Configuration#toBuilder()}.</li>
  *     <li>By accessing an empty builder instance from
- *     {@link org.apache.tamaya.ConfigurationProvider#getConfigurationContextBuilder()}.</li>
+ *     {@link org.apache.tamaya.ConfigurationProvider#getConfigurationBuilder()}.</li>
  * </ol>
- * After all changes are applied to a builder a new {@link ConfigurationContext} instance can
+ * After all changes are applied to a builder a new {@link Configuration} instance can
  * be created and can be applied by calling
- * {@link org.apache.tamaya.ConfigurationProvider#setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)}.
+ * {@link #build()}}.
  *
  */
 public interface ConfigurationBuilder {
@@ -46,7 +46,8 @@ public interface ConfigurationBuilder {
      * Init this builder instance with the given {@link Configuration} instance. This
      * method will use any existing property sources, filters, converters and the combination
      * policy of the given {@link Configuration} and initialize the current builder
-     * with them.
+     * with them. All previous property sources, filters, converters and the combination
+     * policy of this instance will be replaced.
      *
      * @param config the {@link Configuration} instance to be used, not {@code null}.
      * @return this builder, for chaining, never null.
@@ -57,7 +58,8 @@ public interface ConfigurationBuilder {
      * Init this builder instance with the given {@link ConfigurationContext} instance. This
      * method will use any existing property sources, filters, converters and the combination
      * policy of the given {@link ConfigurationContext} and initialize the current builder
-     * with them.
+     * with them. All previous property sources, filters, converters and the combination
+     * policy of this instance will be replaced.
      *
      * @param context the {@link ConfigurationContext} instance to be used, not {@code null}.
      * @return this builder, for chaining, never null.
@@ -128,7 +130,7 @@ public interface ConfigurationBuilder {
      * Access the current chain of property filters. Items at the end of the list have
      * precedence/more significance.
      *
-     * @return the property source chain, never {@code null}.
+     * @return the property filter chain, never {@code null}.
      */
     List<PropertyFilter> getPropertyFilters();
 
@@ -212,7 +214,7 @@ public interface ConfigurationBuilder {
     ConfigurationBuilder addPropertyFilters(Collection<PropertyFilter> filters);
 
     /**
-     * Add all registered (default) property filters to the context built.
+     * Add all auto-discoverable property filters to the context built.
      * @return this builder, for chaining, never null.
      */
     ConfigurationBuilder addDefaultPropertyFilters();
@@ -256,7 +258,7 @@ public interface ConfigurationBuilder {
      * For converters already registered for the current target type the
      * method has no effect.
      *
-     * @param typeToConvert     the type for which the converter is for
+     * @param typeToConvert the type for which the converter is for
      * @param propertyConverters the PropertyConverters to add for this type
      * @param <T> the target type.
      * @return this builder, for chaining, never null.
@@ -265,7 +267,7 @@ public interface ConfigurationBuilder {
                                                    Collection<PropertyConverter<T>> propertyConverters);
 
     /**
-     * Add all registered (default) property converters to the context built.
+     * Add all auto-discoverable property converters to the context built.
      * @return this builder, for chaining, never null.
      */
     ConfigurationBuilder addDefaultPropertyConverters();
@@ -333,13 +335,12 @@ public interface ConfigurationBuilder {
     ConfigurationBuilder setPropertyValueCombinationPolicy(PropertyValueCombinationPolicy policy);
 
     /**
-     * Builds a new {@link ConfigurationContext} based on the data in this builder. The ordering of property
+     * Builds a new {@link Configuration} based on the data in this builder. The ordering of property
      * sources and property filters is not changed, regardless of their ordinals. For ensure a certain
-     * ordering/significance call {@link #sortPropertyFilter(Comparator)} and/or {@link #sortPropertySources(Comparator)}
+     * ordering/significance use {@link #sortPropertyFilter(Comparator)} and/or {@link #sortPropertySources(Comparator)}
      * before building the context.
      *
-     * @return the final context to be used to create a configuration.
-     * @see org.apache.tamaya.ConfigurationProvider#createConfiguration(ConfigurationContext)
+     * @return the final configuration, never null.
      */
     Configuration build();
 

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/b1178806/code/api/src/main/java/org/apache/tamaya/spi/FilterContext.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/FilterContext.java b/code/api/src/main/java/org/apache/tamaya/spi/FilterContext.java
index 76babb5..2851697 100644
--- a/code/api/src/main/java/org/apache/tamaya/spi/FilterContext.java
+++ b/code/api/src/main/java/org/apache/tamaya/spi/FilterContext.java
@@ -33,7 +33,7 @@ import java.util.Objects;
 public class FilterContext {
     /** The key. */
     private final PropertyValue value;
-    /** tHE CURRENT CONTEXT. */
+    /** The current context. */
     private final ConfigurationContext context;
     @Experimental
     private Map<String, PropertyValue> configEntries = new HashMap<>();


[2/6] incubator-tamaya git commit: TAMAYA-321 Add ConfigurationBuilder to core API.

Posted by an...@apache.org.
http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/ConfigurationBuilderTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/ConfigurationBuilderTest.java b/code/core/src/test/java/org/apache/tamaya/core/ConfigurationBuilderTest.java
new file mode 100644
index 0000000..1f702bb
--- /dev/null
+++ b/code/core/src/test/java/org/apache/tamaya/core/ConfigurationBuilderTest.java
@@ -0,0 +1,440 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ */
+package org.apache.tamaya.core;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.ConfigurationProvider;
+import org.apache.tamaya.TypeLiteral;
+import org.apache.tamaya.core.internal.CoreConfigurationBuilder;
+import org.apache.tamaya.spi.*;
+import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
+import org.junit.Test;
+import sun.security.krb5.Config;
+
+import java.util.Arrays;
+import java.util.Comparator;
+
+import static org.junit.Assert.*;
+
+/**
+ * Tests for {@link ConfigurationBuilder} by atsticks on 06.09.16.
+ */
+public class ConfigurationBuilderTest {
+
+    private TestPropertySource testPropertySource = new TestPropertySource(){};
+
+    @Test
+    public void setContext() throws Exception {
+        Configuration cfg = ConfigurationProvider.getConfiguration();
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .setConfiguration(cfg);
+        assertEquals(cfg, b.build());
+    }
+
+    @Test
+    public void addPropertySources_Array() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array", 1);
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        assertEquals(2, cfg.getContext().getPropertySources().size());
+        assertTrue(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        // Ensure no sorting happens during add, so switch ordinals!
+        testPS2 = new TestPropertySource("addPropertySources_Array", 1);
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertySources(testPS2, testPropertySource);
+        cfg = b.build();
+        assertEquals(2, cfg.getContext().getPropertySources().size());
+        assertTrue(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        assertEquals(cfg.getContext().getPropertySources().get(1).getName(), "TestPropertySource");
+        assertEquals(cfg.getContext().getPropertySources().get(0).getName(), "addPropertySources_Array");
+    }
+
+    @Test
+    public void addPropertySources_Collection() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("addPropertySources_Collection", 1);
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertySources(Arrays.asList(new PropertySource[]{testPropertySource, testPS2}));
+        Configuration cfg = b.build();
+        assertEquals(2, cfg.getContext().getPropertySources().size());
+        assertTrue(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        assertEquals(cfg.getContext().getPropertySources().get(0).getName(), "TestPropertySource");
+        assertEquals(cfg.getContext().getPropertySources().get(1).getName(), "addPropertySources_Collection");
+        // Ensure no sorting happens during add, so switch ordinals!
+        testPS2 = new TestPropertySource("addPropertySources_Collection", 1);
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertySources(Arrays.asList(new PropertySource[]{testPS2, testPropertySource}));
+        cfg = b.build();
+        assertEquals(2, cfg.getContext().getPropertySources().size());
+        assertTrue(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        assertEquals(cfg.getContext().getPropertySources().get(1).getName(), "TestPropertySource");
+        assertEquals(cfg.getContext().getPropertySources().get(0).getName(), "addPropertySources_Collection");
+    }
+
+    @Test
+    public void removePropertySources_Array() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("removePropertySources_Array", 1);
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        assertEquals(2, cfg.getContext().getPropertySources().size());
+        assertTrue(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        b.removePropertySources(testPropertySource);
+        cfg = b.build();
+        assertFalse(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        assertEquals(1, cfg.getContext().getPropertySources().size());
+    }
+
+    @Test
+    public void removePropertySources_Collection() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("removePropertySources_Array", 1);
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        assertEquals(2, cfg.getContext().getPropertySources().size());
+        assertTrue(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        b.removePropertySources(testPropertySource);
+        cfg = b.build();
+        assertEquals(1, cfg.getContext().getPropertySources().size());
+        assertFalse(cfg.getContext().getPropertySources().contains(testPropertySource));
+        assertTrue(cfg.getContext().getPropertySources().contains(testPS2));
+    }
+
+    @Test
+    public void addPropertyFilters_Array() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = ConfigurationProvider.getConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        b.addPropertyFilters(filter1, filter2);
+        assertEquals(2, ctx.getPropertyFilters().size());
+    }
+
+    @Test
+    public void addPropertyFilters_Collection() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        b.addPropertyFilters(Arrays.asList(new PropertyFilter[]{filter1, filter2}));
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = ConfigurationProvider.getConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        b.addPropertyFilters(filter1, filter2);
+        assertEquals(2, ctx.getPropertyFilters().size());
+    }
+
+    @Test
+    public void removePropertyFilters_Array() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyFilters(filter1, filter2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyFilters(filter1, filter2);
+        b.removePropertyFilters(filter1);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertEquals(1, ctx.getPropertyFilters().size());
+        assertFalse(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+    }
+
+    @Test
+    public void removePropertyFilters_Collection() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyFilters(Arrays.asList(new PropertyFilter[]{filter1, filter2}));
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyFilters(Arrays.asList(new PropertyFilter[]{filter1, filter2}));
+        b.removePropertyFilters(filter1);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertEquals(1, ctx.getPropertyFilters().size());
+        assertFalse(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void addPropertyConverters_Array() throws Exception {
+		PropertyConverter converter = (value, context) -> value.toLowerCase();
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters().size());
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        b.addPropertyConverters(TypeLiteral.of(String.class), converter);
+        assertEquals(1, ctx.getPropertyConverters().size());
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void addPropertyConverters_Collection() throws Exception {
+		PropertyConverter converter = (value, context) -> value.toLowerCase();
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class),
+                        Arrays.<PropertyConverter<Object>>asList(new PropertyConverter[]{converter}));
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(ctx.getPropertyConverters().size(), 1);
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class),
+                        Arrays.<PropertyConverter<Object>>asList(new PropertyConverter[]{converter}));
+        b.addPropertyConverters(TypeLiteral.of(String.class), converter);
+        assertEquals(ctx.getPropertyConverters().size(), 1);
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void removePropertyConverters_Array() throws Exception {
+        PropertyConverter converter = (value, context) -> value.toLowerCase();
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters(TypeLiteral.of(String.class)).size());
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        b.removePropertyConverters(TypeLiteral.of(String.class), converter);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertFalse(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).isEmpty());
+    }
+
+
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+	@Test
+    public void removePropertyConverters_Collection() throws Exception {
+        PropertyConverter converter = (value, context) -> value.toLowerCase();
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), Arrays.<PropertyConverter<Object>>asList(new PropertyConverter[]{converter}));
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters(TypeLiteral.of(String.class)).size());
+        b = ConfigurationProvider.getConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), Arrays.<PropertyConverter<Object>>asList(new PropertyConverter[]{converter}));
+        b.removePropertyConverters(TypeLiteral.of(String.class), Arrays.<PropertyConverter<Object>>asList(new PropertyConverter[]{converter}));
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertFalse(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).isEmpty());
+    }
+
+    @Test
+    public void setPropertyValueCombinationPolicy() throws Exception {
+        PropertyValueCombinationPolicy combPol = (currentValue, key, propertySource) -> currentValue;
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder()
+                .setPropertyValueCombinationPolicy(combPol);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(ctx.getPropertyValueCombinationPolicy(), combPol);
+    }
+
+    @Test
+    public void increasePriority(){
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        TestPropertySource[] propertySources = new TestPropertySource[10];
+        for(int i=0;i<propertySources.length;i++){
+            propertySources[i] = new TestPropertySource("ps"+i,i);
+        }
+        b.addPropertySources(propertySources);
+        b.increasePriority(propertySources[propertySources.length-1]);
+        for(int i=0;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        b.increasePriority(propertySources[propertySources.length-2]);
+        for(int i=0;i<propertySources.length-2;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        assertEquals(propertySources[propertySources.length-1], b.getPropertySources().get(propertySources.length-2));
+        assertEquals(propertySources[propertySources.length-2], b.getPropertySources().get(propertySources.length-1));
+    }
+
+    @Test
+    public void decreasePriority(){
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        TestPropertySource[] propertySources = new TestPropertySource[10];
+        for(int i=0;i<propertySources.length;i++){
+            propertySources[i] = new TestPropertySource("ps"+i,i);
+        }
+        b.addPropertySources(propertySources);
+        b.decreasePriority(propertySources[0]);
+        for(int i=0;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        b.decreasePriority(propertySources[1]);
+        for(int i=2;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        assertEquals(propertySources[0], b.getPropertySources().get(1));
+        assertEquals(propertySources[1], b.getPropertySources().get(0));
+    }
+
+    @Test
+    public void lowestPriority(){
+        // setup
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        TestPropertySource[] propertySources = new TestPropertySource[10];
+        for(int i=0;i<propertySources.length;i++){
+            propertySources[i] = new TestPropertySource("ps"+i,i);
+        }
+        b.addPropertySources(propertySources);
+        // test
+        b.lowestPriority(propertySources[0]);
+        for(int i=0;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        b.lowestPriority(propertySources[1]);
+        for(int i=2;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        assertEquals(propertySources[0], b.getPropertySources().get(1));
+        assertEquals(propertySources[1], b.getPropertySources().get(0));
+        b.lowestPriority(propertySources[5]);
+        assertEquals(propertySources[5], b.getPropertySources().get(0));
+    }
+
+    @Test
+    public void highestPriority(){
+        // setup
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        TestPropertySource[] propertySources = new TestPropertySource[10];
+        for(int i=0;i<propertySources.length;i++){
+            propertySources[i] = new TestPropertySource("ps"+i,i);
+        }
+        b.addPropertySources(propertySources);
+        // test
+        b.highestPriority(propertySources[propertySources.length-1]);
+        for(int i=0;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        b.highestPriority(propertySources[propertySources.length-2]);
+        for(int i=0;i<propertySources.length-2;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+        assertEquals(propertySources[propertySources.length-2], b.getPropertySources().get(propertySources.length-1));
+        assertEquals(propertySources[propertySources.length-1], b.getPropertySources().get(propertySources.length-2));
+        b.highestPriority(propertySources[5]);
+        assertEquals(propertySources[5], b.getPropertySources().get(propertySources.length-1));
+    }
+
+    @Test
+    public void sortPropertySources(){
+        // setup
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        TestPropertySource[] propertySources = new TestPropertySource[10];
+        for(int i=0;i<propertySources.length;i++){
+            propertySources[i] = new TestPropertySource("ps"+i,i);
+        }
+        b.addPropertySources(propertySources);
+        Comparator<PropertySource> psComp = (o1, o2) -> o1.toString().compareTo(o2.toString());
+        // test
+        b.sortPropertySources(psComp);
+        Arrays.sort(propertySources, psComp);
+        for(int i=0;i<propertySources.length;i++){
+            assertEquals(propertySources[i], b.getPropertySources().get(i));
+        }
+    }
+
+    @Test
+    public void sortPropertyFilter(){
+        // setup
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        PropertyFilter[] propertyFilters = new PropertyFilter[10];
+        for(int i=0;i<propertyFilters.length;i++){
+            propertyFilters[i] = (value, context) -> value.toBuilder().setValue(toString() + " - ").build();
+        }
+        b.addPropertyFilters(propertyFilters);
+        Comparator<PropertyFilter> pfComp = (o1, o2) -> o1.toString().compareTo(o2.toString());
+        // test
+        b.sortPropertyFilter(pfComp);
+        Arrays.sort(propertyFilters, pfComp);
+        for(int i=0;i<propertyFilters.length;i++){
+            assertEquals(propertyFilters[i], b.getPropertyFilters().get(i));
+        }
+    }
+
+    @Test
+    public void build() throws Exception {
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertNotNull(ctx);
+        assertTrue(ctx.getPropertySources().isEmpty());
+        assertTrue(ctx.getPropertyFilters().isEmpty());
+    }
+
+    @Test
+    public void testRemoveAllFilters() throws Exception {
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        b.addPropertyFilters((value, context) -> value.toBuilder().setValue(toString() + " - ").build());
+        assertFalse(b.getPropertyFilters().isEmpty());
+        b.removePropertyFilters(b.getPropertyFilters());
+        assertTrue(b.getPropertyFilters().isEmpty());
+    }
+
+    @Test
+    public void testRemoveAllSources() throws Exception {
+        ConfigurationBuilder b = ConfigurationProvider.getConfigurationBuilder();
+        b.addPropertySources(new TestPropertySource());
+        assertFalse(b.getPropertySources().isEmpty());
+        b.removePropertySources(b.getPropertySources());
+        assertTrue(b.getPropertyFilters().isEmpty());
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/ConfigurationContextBuilderTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/ConfigurationContextBuilderTest.java b/code/core/src/test/java/org/apache/tamaya/core/ConfigurationContextBuilderTest.java
index 5fb65ff..ac353eb 100644
--- a/code/core/src/test/java/org/apache/tamaya/core/ConfigurationContextBuilderTest.java
+++ b/code/core/src/test/java/org/apache/tamaya/core/ConfigurationContextBuilderTest.java
@@ -21,7 +21,7 @@ package org.apache.tamaya.core;
 import org.apache.tamaya.ConfigurationProvider;
 import org.apache.tamaya.TypeLiteral;
 import org.apache.tamaya.spi.*;
-import org.apache.tamaya.core.internal.CoreConfigurationContextBuilder;
+import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -30,7 +30,7 @@ import java.util.Comparator;
 import static org.junit.Assert.*;
 
 /**
- * Tests for {@link CoreConfigurationContextBuilder} by atsticks on 06.09.16.
+ * Tests for {@link ConfigurationContextBuilder} by atsticks on 06.09.16.
  */
 public class ConfigurationContextBuilderTest {
 
@@ -47,7 +47,7 @@ public class ConfigurationContextBuilderTest {
     @Test
     public void addPropertySources_Array() throws Exception {
         PropertySource testPS2 = new TestPropertySource("addPropertySources_Array", 1);
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
+        ConfigurationContextBuilder b = new DefaultConfigurationContextBuilder()
                 .addPropertySources(testPropertySource, testPS2);
         ConfigurationContext ctx = b.build();
         assertEquals(2, ctx.getPropertySources().size());
@@ -68,7 +68,7 @@ public class ConfigurationContextBuilderTest {
     @Test
     public void addPropertySources_Collection() throws Exception {
         PropertySource testPS2 = new TestPropertySource("addPropertySources_Collection", 1);
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
+        ConfigurationContextBuilder b = new DefaultConfigurationContextBuilder()
                 .addPropertySources(Arrays.asList(new PropertySource[]{testPropertySource, testPS2}));
         ConfigurationContext ctx = b.build();
         assertEquals(2, ctx.getPropertySources().size());

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationBuilderTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationBuilderTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationBuilderTest.java
new file mode 100644
index 0000000..37dc2cb
--- /dev/null
+++ b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationBuilderTest.java
@@ -0,0 +1,219 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ */
+package org.apache.tamaya.core.internal;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.ConfigurationProvider;
+import org.apache.tamaya.TypeLiteral;
+import org.apache.tamaya.spi.*;
+import org.junit.Test;
+
+import java.util.Collections;
+import java.util.Map;
+
+import static org.junit.Assert.*;
+
+/**
+ * Tests for {@link CoreConfigurationBuilder} by atsticks on 06.09.16.
+ */
+public class CoreConfigurationBuilderTest {
+
+    private TestPropertySource testPropertySource = new TestPropertySource(){};
+
+    @Test
+    public void setContext() throws Exception {
+        ConfigurationContext context = ConfigurationProvider.getConfiguration().getContext();
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .setContext(context);
+        assertEquals(context, b.build().getContext());
+    }
+
+    @Test
+    public void setConfiguration() throws Exception {
+        Configuration cfg = ConfigurationProvider.getConfiguration();
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .setConfiguration(cfg);
+        assertEquals(cfg, b.build());
+    }
+
+    @Test
+    public void addPropertySources_Array() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array_2");
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(2, ctx.getPropertySources().size());
+        assertTrue(ctx.getPropertySources().contains(testPropertySource));
+        assertTrue(ctx.getPropertySources().contains(testPS2));
+    }
+
+    @Test
+    public void removePropertySources_Array() throws Exception {
+        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array_2");
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(2, ctx.getPropertySources().size());
+        assertTrue(ctx.getPropertySources().contains(testPropertySource));
+        assertTrue(ctx.getPropertySources().contains(testPS2));
+        b = new CoreConfigurationBuilder()
+                .addPropertySources(testPropertySource, testPS2);
+        b.removePropertySources(testPropertySource);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertEquals(1, ctx.getPropertySources().size());
+        assertFalse(ctx.getPropertySources().contains(testPropertySource));
+        assertTrue(ctx.getPropertySources().contains(testPS2));
+    }
+
+    @Test
+    public void addPropertyFilters_Array() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        CoreConfigurationBuilder b = new CoreConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = new CoreConfigurationBuilder();
+        b.addPropertyFilters(filter1, filter2);
+        b.addPropertyFilters(filter1, filter2);
+        assertEquals(2, ctx.getPropertyFilters().size());
+    }
+
+    @Test
+    public void removePropertyFilters_Array() throws Exception {
+        PropertyFilter filter1 = (value, context) -> value;
+        PropertyFilter filter2 = (value, context) -> value;
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertyFilters(filter1, filter2);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+        assertEquals(2, ctx.getPropertyFilters().size());
+        b = new CoreConfigurationBuilder()
+                .addPropertyFilters(filter1, filter2);
+        b.removePropertyFilters(filter1);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertEquals(1, ctx.getPropertyFilters().size());
+        assertFalse(ctx.getPropertyFilters().contains(filter1));
+        assertTrue(ctx.getPropertyFilters().contains(filter2));
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void addPropertyConverter() throws Exception {
+		PropertyConverter converter = (value, context) -> value.toLowerCase();
+		ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters().size());
+        b = new CoreConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        b.addPropertyConverters(TypeLiteral.of(String.class), converter);
+        assertEquals(1, ctx.getPropertyConverters().size());
+    }
+
+    @Test
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void removePropertyConverters_Array() throws Exception {
+        PropertyConverter converter = (value, context) -> value.toLowerCase();
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertEquals(1, ctx.getPropertyConverters(TypeLiteral.of(String.class)).size());
+        b = new CoreConfigurationBuilder()
+                .addPropertyConverters(TypeLiteral.of(String.class), converter);
+        b.removePropertyConverters(TypeLiteral.of(String.class), converter);
+        cfg = b.build();
+        ctx = cfg.getContext();
+        assertFalse(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
+        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).isEmpty());
+    }
+
+    @Test
+    public void setPropertyValueCombinationPolicy() throws Exception {
+        PropertyValueCombinationPolicy combPol = (currentValue, key, propertySource) -> currentValue;
+        ConfigurationBuilder b = new CoreConfigurationBuilder()
+                .setPropertyValueCombinationPolicy(combPol);
+        Configuration cfg = b.build();
+        ConfigurationContext ctx = cfg.getContext();
+        assertEquals(ctx.getPropertyValueCombinationPolicy(), combPol);
+    }
+
+    @Test
+    public void build() throws Exception {
+        assertNotNull(new CoreConfigurationBuilder().build());
+    }
+
+    @Test
+    public void bla() throws Exception {
+        ConfigurationBuilder builder = ConfigurationProvider.getConfigurationBuilder();
+        builder.addDefaultPropertyConverters();
+    }
+
+    private static class TestPropertySource implements PropertySource{
+
+        private String id;
+
+        public TestPropertySource(){
+            this(null);
+        }
+
+        public TestPropertySource(String id){
+            this.id = id;
+        }
+
+        @Override
+        public int getOrdinal() {
+            return 200;
+        }
+
+        @Override
+        public String getName() {
+            return id!=null?id:"TestPropertySource";
+        }
+
+        @Override
+        public PropertyValue get(String key) {
+            return PropertyValue.of(key, key + "Value", getName());
+        }
+
+        @Override
+        public Map<String, PropertyValue> getProperties() {
+            return Collections.emptyMap();
+        }
+
+        @Override
+        public boolean isScannable() {
+            return false;
+        }
+    }
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilderTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilderTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilderTest.java
deleted file mode 100644
index 8458366..0000000
--- a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilderTest.java
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- *  or more contributor license agreements.  See the NOTICE file
- *  distributed with this work for additional information
- *  regarding copyright ownership.  The ASF licenses this file
- *  to you under the Apache License, Version 2.0 (the
- *  "License"); you may not use this file except in compliance
- *  with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing,
- *  software distributed under the License is distributed on an
- *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *  KIND, either express or implied.  See the License for the
- *  specific language governing permissions and limitations
- *  under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.ConfigurationProvider;
-import org.apache.tamaya.TypeLiteral;
-import org.apache.tamaya.spi.*;
-import org.junit.Test;
-
-import java.util.Collections;
-import java.util.Map;
-
-import static org.junit.Assert.*;
-
-/**
- * Tests for {@link CoreConfigurationContextBuilder} by atsticks on 06.09.16.
- */
-public class CoreConfigurationContextBuilderTest {
-
-    private TestPropertySource testPropertySource = new TestPropertySource(){};
-
-    @Test
-    public void setContext() throws Exception {
-        ConfigurationContext context = ConfigurationProvider.getConfiguration().getContext();
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .setContext(context);
-        assertEquals(context, b.build());
-    }
-
-    @Test
-    public void addPropertySources_Array() throws Exception {
-        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array_2");
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .addPropertySources(testPropertySource, testPS2);
-        ConfigurationContext ctx = b.build();
-        assertEquals(2, ctx.getPropertySources().size());
-        assertTrue(ctx.getPropertySources().contains(testPropertySource));
-        assertTrue(ctx.getPropertySources().contains(testPS2));
-    }
-
-    @Test
-    public void removePropertySources_Array() throws Exception {
-        PropertySource testPS2 = new TestPropertySource("addPropertySources_Array_2");
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .addPropertySources(testPropertySource, testPS2);
-        ConfigurationContext ctx = b.build();
-        assertEquals(2, ctx.getPropertySources().size());
-        assertTrue(ctx.getPropertySources().contains(testPropertySource));
-        assertTrue(ctx.getPropertySources().contains(testPS2));
-        b = new CoreConfigurationContextBuilder()
-                .addPropertySources(testPropertySource, testPS2);
-        b.removePropertySources(testPropertySource);
-        ctx = b.build();
-        assertEquals(1, ctx.getPropertySources().size());
-        assertFalse(ctx.getPropertySources().contains(testPropertySource));
-        assertTrue(ctx.getPropertySources().contains(testPS2));
-    }
-
-    @Test
-    public void addPropertyFilters_Array() throws Exception {
-        PropertyFilter filter1 = (value, context) -> value;
-        PropertyFilter filter2 = (value, context) -> value;
-        CoreConfigurationContextBuilder b = new CoreConfigurationContextBuilder();
-        b.addPropertyFilters(filter1, filter2);
-        ConfigurationContext ctx = b.build();
-        assertTrue(ctx.getPropertyFilters().contains(filter1));
-        assertTrue(ctx.getPropertyFilters().contains(filter2));
-        assertEquals(2, ctx.getPropertyFilters().size());
-        b = new CoreConfigurationContextBuilder();
-        b.addPropertyFilters(filter1, filter2);
-        b.addPropertyFilters(filter1, filter2);
-        assertEquals(2, ctx.getPropertyFilters().size());
-    }
-
-    @Test
-    public void removePropertyFilters_Array() throws Exception {
-        PropertyFilter filter1 = (value, context) -> value;
-        PropertyFilter filter2 = (value, context) -> value;
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .addPropertyFilters(filter1, filter2);
-        ConfigurationContext ctx = b.build();
-        assertTrue(ctx.getPropertyFilters().contains(filter1));
-        assertTrue(ctx.getPropertyFilters().contains(filter2));
-        assertEquals(2, ctx.getPropertyFilters().size());
-        b = new CoreConfigurationContextBuilder()
-                .addPropertyFilters(filter1, filter2);
-        b.removePropertyFilters(filter1);
-        ctx = b.build();
-        assertEquals(1, ctx.getPropertyFilters().size());
-        assertFalse(ctx.getPropertyFilters().contains(filter1));
-        assertTrue(ctx.getPropertyFilters().contains(filter2));
-    }
-
-    @Test
-    @SuppressWarnings({ "rawtypes", "unchecked" })
-    public void addPropertyConverter() throws Exception {
-		PropertyConverter converter = (value, context) -> value.toLowerCase();
-		ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .addPropertyConverters(TypeLiteral.of(String.class), converter);
-        ConfigurationContext ctx = b.build();
-        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
-        assertEquals(1, ctx.getPropertyConverters().size());
-        b = new CoreConfigurationContextBuilder()
-                .addPropertyConverters(TypeLiteral.of(String.class), converter);
-        b.addPropertyConverters(TypeLiteral.of(String.class), converter);
-        assertEquals(1, ctx.getPropertyConverters().size());
-    }
-
-    @Test
-    @SuppressWarnings({ "rawtypes", "unchecked" })
-    public void removePropertyConverters_Array() throws Exception {
-        PropertyConverter converter = (value, context) -> value.toLowerCase();
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .addPropertyConverters(TypeLiteral.of(String.class), converter);
-        ConfigurationContext ctx = b.build();
-        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
-        assertEquals(1, ctx.getPropertyConverters(TypeLiteral.of(String.class)).size());
-        b = new CoreConfigurationContextBuilder()
-                .addPropertyConverters(TypeLiteral.of(String.class), converter);
-        b.removePropertyConverters(TypeLiteral.of(String.class), converter);
-        ctx = b.build();
-        assertFalse(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(converter));
-        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).isEmpty());
-    }
-
-    @Test
-    public void setPropertyValueCombinationPolicy() throws Exception {
-        PropertyValueCombinationPolicy combPol = (currentValue, key, propertySource) -> currentValue;
-        ConfigurationContextBuilder b = new CoreConfigurationContextBuilder()
-                .setPropertyValueCombinationPolicy(combPol);
-        ConfigurationContext ctx = b.build();
-        assertEquals(ctx.getPropertyValueCombinationPolicy(), combPol);
-    }
-
-    @Test
-    public void build() throws Exception {
-        assertNotNull(new CoreConfigurationContextBuilder().build());
-    }
-
-    @Test
-    public void bla() throws Exception {
-        ConfigurationContextBuilder builder = ConfigurationProvider.getConfigurationContextBuilder();
-        builder.addDefaultPropertyConverters();
-    }
-
-    private static class TestPropertySource implements PropertySource{
-
-        private String id;
-
-        public TestPropertySource(){
-            this(null);
-        }
-
-        public TestPropertySource(String id){
-            this.id = id;
-        }
-
-        @Override
-        public int getOrdinal() {
-            return 200;
-        }
-
-        @Override
-        public String getName() {
-            return id!=null?id:"TestPropertySource";
-        }
-
-        @Override
-        public PropertyValue get(String key) {
-            return PropertyValue.of(key, key + "Value", getName());
-        }
-
-        @Override
-        public Map<String, PropertyValue> getProperties() {
-            return Collections.emptyMap();
-        }
-
-        @Override
-        public boolean isScannable() {
-            return false;
-        }
-    }
-
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextTest.java
deleted file mode 100644
index 1c10124..0000000
--- a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationContextTest.java
+++ /dev/null
@@ -1,176 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.ConfigurationProvider;
-import org.apache.tamaya.TypeLiteral;
-import org.apache.tamaya.core.testdata.TestPropertyDefaultSource;
-import org.apache.tamaya.spi.*;
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-
-/**
- * Simple tests for {@link CoreConfigurationContext} by atsticks on 16.08.16.
- */
-public class CoreConfigurationContextTest {
-
-    @Test
-    public void addPropertySources() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        TestPropertyDefaultSource def = new TestPropertyDefaultSource();
-        assertFalse(ctx.getPropertySources().contains(def));
-        ctx.addPropertySources(def);
-        assertTrue(ctx.getPropertySources().contains(def));
-    }
-
-    @Test
-    public void testToString() throws Exception {
-        String toString = ConfigurationProvider.getConfiguration().getContext().toString();
-    }
-
-    @Test
-    public void getPropertySources() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        assertNotNull(ctx.getPropertySources());
-        assertEquals(ctx.getPropertySources().size(), 0);
-        ctx = new CoreConfigurationContextBuilder().addDefaultPropertySources().build();
-        assertNotNull(ctx.getPropertySources());
-        assertEquals(7, ctx.getPropertySources().size());
-    }
-
-    @Test
-    public void getPropertySource() throws Exception {
-        TestPropertyDefaultSource ps = new TestPropertyDefaultSource();
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder()
-                .addPropertySources(ps).build();
-        assertNotNull(ctx.getPropertySources());
-        assertEquals(ctx.getPropertySources().size(), 1);
-        assertNotNull(((CoreConfigurationContext)ctx).getPropertySource(ps.getName()));
-        assertEquals(ps.getName(), ((CoreConfigurationContext)ctx).getPropertySource(ps.getName()).getName());
-        assertNull(((CoreConfigurationContext)ctx).getPropertySource("huhu"));
-
-    }
-
-    @Test
-    public void testHashCode() throws Exception {
-        TestPropertyDefaultSource ps = new TestPropertyDefaultSource();
-        ConfigurationContext ctx1 = new CoreConfigurationContextBuilder()
-                .addPropertySources(ps).build();
-        ConfigurationContext ctx2 = new CoreConfigurationContextBuilder()
-                .addPropertySources(ps).build();
-        assertEquals(ctx1.hashCode(), ctx2.hashCode());
-        ctx2 = new CoreConfigurationContextBuilder()
-                .build();
-        assertNotEquals(ctx1.hashCode(), ctx2.hashCode());
-
-    }
-
-    @Test
-    public void addPropertyConverter() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        PropertyConverter testConverter = new PropertyConverter() {
-            @Override
-            public Object convert(String value, ConversionContext context) {
-                return "";
-            }
-        };
-        assertFalse(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(testConverter));
-        ctx.addPropertyConverter(TypeLiteral.of(String.class), testConverter);
-        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(testConverter));
-    }
-
-    @Test
-    public void getPropertyConverters() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        PropertyConverter testConverter = new PropertyConverter() {
-            @Override
-            public Object convert(String value, ConversionContext context) {
-                return "";
-            }
-        };
-        ctx.addPropertyConverter(TypeLiteral.of(String.class), testConverter);
-        assertNotNull(ctx.getPropertyConverters());
-        assertTrue(ctx.getPropertyConverters().containsKey(TypeLiteral.of(String.class)));
-        assertTrue(ctx.getPropertyConverters().get(TypeLiteral.of(String.class)).contains(testConverter));
-        testConverter = new PropertyConverter() {
-            @Override
-            public Object convert(String value, ConversionContext context) {
-                return Integer.valueOf(5);
-            }
-        };
-        ctx.addPropertyConverter(TypeLiteral.of(Integer.class), testConverter);
-        assertTrue(ctx.getPropertyConverters().containsKey(TypeLiteral.of(Integer.class)));
-        assertTrue(ctx.getPropertyConverters().get(TypeLiteral.of(Integer.class)).contains(testConverter));
-    }
-
-    @Test
-    public void getPropertyConverters1() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        PropertyConverter testConverter = new PropertyConverter() {
-            @Override
-            public Object convert(String value, ConversionContext context) {
-                return "";
-            }
-        };
-        assertNotNull(ctx.getPropertyConverters(TypeLiteral.of(String.class)));
-        assertEquals(ctx.getPropertyConverters(TypeLiteral.of(String.class)).size(),0);
-        ctx.addPropertyConverter(TypeLiteral.of(String.class), testConverter);
-        assertNotNull(ctx.getPropertyConverters(TypeLiteral.of(String.class)));
-        assertEquals(ctx.getPropertyConverters(TypeLiteral.of(String.class)).size(),1);
-        assertTrue(ctx.getPropertyConverters(TypeLiteral.of(String.class)).contains(testConverter));
-
-    }
-
-    @Test
-    public void getPropertyFilters() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        PropertyFilter testFilter = new PropertyFilter() {
-
-            @Override
-            public PropertyValue filterProperty(PropertyValue value, FilterContext context) {
-                return value;
-            }
-        };
-        assertNotNull(ctx.getPropertyFilters());
-        assertFalse(ctx.getPropertyFilters().contains(testFilter));
-        ctx = ctx.toBuilder().addPropertyFilters(testFilter).build();
-        assertTrue(ctx.getPropertyFilters().contains(testFilter));
-    }
-
-    @Test
-    public void getPropertyValueCombinationPolicy() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        assertNotNull(ctx.getPropertyValueCombinationPolicy());
-        assertEquals(ctx.getPropertyValueCombinationPolicy(),
-                PropertyValueCombinationPolicy.DEFAULT_OVERRIDING_POLICY);
-    }
-
-    @Test
-    public void toBuilder() throws Exception {
-        assertNotNull(new CoreConfigurationContextBuilder().build().toBuilder());
-    }
-
-    @Test
-    public void testRoundTrip() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        assertEquals(ctx.toBuilder().build(), ctx);
-    }
-
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationProviderTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationProviderTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationProviderTest.java
new file mode 100644
index 0000000..e4dab56
--- /dev/null
+++ b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationProviderTest.java
@@ -0,0 +1,93 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ */
+package org.apache.tamaya.core.internal;
+
+import org.apache.tamaya.Configuration;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Created by atsticks on 11.09.16.
+ */
+public class CoreConfigurationProviderTest {
+
+    @Test
+    public void testInstantiation() throws Exception {
+        new CoreConfigurationProvider();
+    }
+
+    @Test
+    public void getConfiguration() throws Exception {
+        assertNotNull(new CoreConfigurationProvider().getConfiguration());
+    }
+
+    @Test
+    public void createConfiguration() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        assertNotNull(new CoreConfigurationProvider().createConfiguration(cfg.getContext()));
+        assertEquals(cfg,
+                new CoreConfigurationProvider().createConfiguration(cfg.getContext()));
+    }
+
+    @Test
+    public void getConfigurationContext() throws Exception {
+        assertNotNull(new CoreConfigurationProvider().getConfigurationContext());
+        assertEquals(new CoreConfigurationProvider().getConfigurationContext(),
+                new CoreConfigurationProvider().getConfiguration().getContext());
+    }
+
+    @Test
+    public void getConfigurationContextBuilder() throws Exception {
+        assertNotNull(new CoreConfigurationProvider().getConfigurationContextBuilder());
+    }
+
+    @Test
+    public void getConfigurationBuilder() throws Exception {
+        assertNotNull(new CoreConfigurationProvider().getConfigurationBuilder());
+    }
+
+    @SuppressWarnings("deprecation")
+	@Test
+    public void setConfigurationContext() throws Exception {
+        new CoreConfigurationProvider()
+                .setConfigurationContext(new CoreConfigurationProvider().getConfiguration().getContext());
+    }
+
+    @SuppressWarnings("deprecation")
+    @Test
+    public void setConfiguration() throws Exception {
+        new CoreConfigurationProvider()
+                .setConfiguration(new CoreConfigurationProvider().getConfiguration());
+    }
+
+    @SuppressWarnings("deprecation")
+	@Test
+    public void isConfigurationContextSettable() throws Exception {
+        assertTrue(new CoreConfigurationProvider().isConfigurationContextSettable());
+    }
+
+    @SuppressWarnings("deprecation")
+    @Test
+    public void isConfigurationSettable() throws Exception {
+        assertTrue(new CoreConfigurationProvider().isConfigurationSettable());
+    }
+
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationTest.java
new file mode 100644
index 0000000..6b8d1dc
--- /dev/null
+++ b/code/core/src/test/java/org/apache/tamaya/core/internal/CoreConfigurationTest.java
@@ -0,0 +1,177 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tamaya.core.internal;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.ConfigurationProvider;
+import org.apache.tamaya.TypeLiteral;
+import org.apache.tamaya.core.testdata.TestPropertyDefaultSource;
+import org.apache.tamaya.spi.*;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Simple tests for {@link CoreConfiguration} by atsticks on 16.08.16.
+ */
+public class CoreConfigurationTest {
+
+    @Test
+    public void addPropertySources() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        TestPropertyDefaultSource def = new TestPropertyDefaultSource();
+        assertFalse(cfg.getContext().getPropertySources().contains(def));
+        cfg.getContext().addPropertySources(def);
+        assertTrue(cfg.getContext().getPropertySources().contains(def));
+    }
+
+    @Test
+    public void testToString() throws Exception {
+        String toString = ConfigurationProvider.getConfiguration().getContext().toString();
+    }
+
+    @Test
+    public void getPropertySources() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        assertNotNull(cfg.getContext().getPropertySources());
+        assertEquals(cfg.getContext().getPropertySources().size(), 0);
+        cfg = new CoreConfigurationBuilder().addDefaultPropertySources().build();
+        assertNotNull(cfg.getContext().getPropertySources());
+        assertEquals(7, cfg.getContext().getPropertySources().size());
+    }
+
+    @Test
+    public void getPropertySource() throws Exception {
+        TestPropertyDefaultSource ps = new TestPropertyDefaultSource();
+        Configuration cfg = new CoreConfigurationBuilder()
+                .addPropertySources(ps).build();
+        assertNotNull(cfg.getContext().getPropertySources());
+        assertEquals(cfg.getContext().getPropertySources().size(), 1);
+        assertNotNull((cfg.getContext()).getPropertySource(ps.getName()));
+        assertEquals(ps.getName(), cfg.getContext().getPropertySource(ps.getName()).getName());
+        assertNull(cfg.getContext().getPropertySource("huhu"));
+
+    }
+
+    @Test
+    public void testHashCode() throws Exception {
+        TestPropertyDefaultSource ps = new TestPropertyDefaultSource();
+        Configuration cfg1 = new CoreConfigurationBuilder()
+                .addPropertySources(ps).build();
+        Configuration cfg2 = new CoreConfigurationBuilder()
+                .addPropertySources(ps).build();
+        assertEquals(cfg1.hashCode(), cfg2.hashCode());
+        cfg2 = new CoreConfigurationBuilder()
+                .build();
+        assertNotEquals(cfg1.hashCode(), cfg2.hashCode());
+
+    }
+
+    @Test
+    public void addPropertyConverter() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        PropertyConverter testConverter = new PropertyConverter() {
+            @Override
+            public Object convert(String value, ConversionContext context) {
+                return "";
+            }
+        };
+        assertFalse(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)).contains(testConverter));
+        cfg.getContext().addPropertyConverter(TypeLiteral.of(String.class), testConverter);
+        assertTrue(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)).contains(testConverter));
+    }
+
+    @Test
+    public void getPropertyConverters() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        PropertyConverter testConverter = new PropertyConverter() {
+            @Override
+            public Object convert(String value, ConversionContext context) {
+                return "";
+            }
+        };
+        cfg.getContext().addPropertyConverter(TypeLiteral.of(String.class), testConverter);
+        assertNotNull(cfg.getContext().getPropertyConverters());
+        assertTrue(cfg.getContext().getPropertyConverters().containsKey(TypeLiteral.of(String.class)));
+        assertTrue(cfg.getContext().getPropertyConverters().get(TypeLiteral.of(String.class)).contains(testConverter));
+        testConverter = new PropertyConverter() {
+            @Override
+            public Object convert(String value, ConversionContext context) {
+                return Integer.valueOf(5);
+            }
+        };
+        cfg.getContext().addPropertyConverter(TypeLiteral.of(Integer.class), testConverter);
+        assertTrue(cfg.getContext().getPropertyConverters().containsKey(TypeLiteral.of(Integer.class)));
+        assertTrue(cfg.getContext().getPropertyConverters().get(TypeLiteral.of(Integer.class)).contains(testConverter));
+    }
+
+    @Test
+    public void getPropertyConverters1() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        PropertyConverter testConverter = new PropertyConverter() {
+            @Override
+            public Object convert(String value, ConversionContext context) {
+                return "";
+            }
+        };
+        assertNotNull(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)));
+        assertEquals(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)).size(),0);
+        cfg.getContext().addPropertyConverter(TypeLiteral.of(String.class), testConverter);
+        assertNotNull(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)));
+        assertEquals(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)).size(),1);
+        assertTrue(cfg.getContext().getPropertyConverters(TypeLiteral.of(String.class)).contains(testConverter));
+
+    }
+
+    @Test
+    public void getPropertyFilters() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        PropertyFilter testFilter = new PropertyFilter() {
+
+            @Override
+            public PropertyValue filterProperty(PropertyValue value, FilterContext context) {
+                return value;
+            }
+        };
+        assertNotNull(cfg.getContext().getPropertyFilters());
+        assertFalse(cfg.getContext().getPropertyFilters().contains(testFilter));
+        cfg = cfg.toBuilder().addPropertyFilters(testFilter).build();
+        assertTrue(cfg.getContext().getPropertyFilters().contains(testFilter));
+    }
+
+    @Test
+    public void getPropertyValueCombinationPolicy() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        assertNotNull(cfg.getContext().getPropertyValueCombinationPolicy());
+        assertEquals(cfg.getContext().getPropertyValueCombinationPolicy(),
+                PropertyValueCombinationPolicy.DEFAULT_OVERRIDING_POLICY);
+    }
+
+    @Test
+    public void toBuilder() throws Exception {
+        assertNotNull(new CoreConfigurationBuilder().build().toBuilder());
+    }
+
+    @Test
+    public void testRoundTrip() throws Exception {
+        Configuration cfg = new CoreConfigurationBuilder().build();
+        assertEquals(cfg.toBuilder().build(), cfg);
+    }
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultConfigurationProviderTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultConfigurationProviderTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultConfigurationProviderTest.java
deleted file mode 100644
index 9ba3c80..0000000
--- a/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultConfigurationProviderTest.java
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- *  or more contributor license agreements.  See the NOTICE file
- *  distributed with this work for additional information
- *  regarding copyright ownership.  The ASF licenses this file
- *  to you under the Apache License, Version 2.0 (the
- *  "License"); you may not use this file except in compliance
- *  with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing,
- *  software distributed under the License is distributed on an
- *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *  KIND, either express or implied.  See the License for the
- *  specific language governing permissions and limitations
- *  under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-
-/**
- * Created by atsticks on 11.09.16.
- */
-public class DefaultConfigurationProviderTest {
-
-    @Test
-    public void testInstantiation() throws Exception {
-        new DefaultConfigurationProvider();
-    }
-
-    @Test
-    public void getConfiguration() throws Exception {
-        assertNotNull(new DefaultConfigurationProvider().getConfiguration());
-    }
-
-    @Test
-    public void createConfiguration() throws Exception {
-        ConfigurationContext ctx = new CoreConfigurationContextBuilder().build();
-        assertNotNull(new DefaultConfigurationProvider().createConfiguration(ctx));
-        assertEquals(ctx,
-                new DefaultConfigurationProvider().createConfiguration(ctx).getContext());
-    }
-
-    @Test
-    public void getConfigurationContext() throws Exception {
-        assertNotNull(new DefaultConfigurationProvider().getConfiguration().getContext());
-    }
-
-    @Test
-    public void getConfigurationContextBuilder() throws Exception {
-        assertNotNull(new DefaultConfigurationProvider().getConfigurationContextBuilder());
-    }
-
-    @SuppressWarnings("deprecation")
-	@Test
-    public void setConfigurationContext() throws Exception {
-        new DefaultConfigurationProvider()
-                .setConfigurationContext(new DefaultConfigurationProvider().getConfiguration().getContext());
-    }
-
-    @SuppressWarnings("deprecation")
-	@Test
-    public void isConfigurationContextSettable() throws Exception {
-        assertTrue(new DefaultConfigurationProvider().isConfigurationContextSettable());
-    }
-
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultServiceContextTest.java
----------------------------------------------------------------------
diff --git a/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultServiceContextTest.java b/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultServiceContextTest.java
deleted file mode 100644
index 13b2eb6..0000000
--- a/code/core/src/test/java/org/apache/tamaya/core/internal/DefaultServiceContextTest.java
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.ConfigException;
-import org.apache.tamaya.spi.ConfigurationProviderSpi;
-import org.junit.Assert;
-import org.junit.Test;
-
-import javax.annotation.Priority;
-import java.util.Collection;
-import java.util.List;
-
-public class DefaultServiceContextTest {
-
-    /**
-     * context to test
-     */
-    private final DefaultServiceContext context = new DefaultServiceContext();
-
-
-    @Test
-    public void testGetService() {
-        ConfigurationProviderSpi providerSpi = context.getService(ConfigurationProviderSpi.class);
-        Assert.assertNotNull(providerSpi);
-        Assert.assertTrue(providerSpi instanceof DefaultConfigurationProvider);
-    }
-
-    @Test(expected = ConfigException.class)
-    public void testGetService_multipleServicesWithoutPriority_shouldThrowConfigException() {
-        context.getService(InvalidPriorityInterface.class);
-    }
-
-    @Test
-    public void testGetService_multipleService_shouldReturnServiceWithHighestPriority() {
-        MultiImplsInterface service = context.getService(MultiImplsInterface.class);
-
-        Assert.assertNotNull(service);
-        Assert.assertTrue(service instanceof MultiImpl2);
-    }
-
-    @Test
-    public void testGetService_noImpl_shouldReturnEmptyOpional() {
-        NoImplInterface service = context.getService(NoImplInterface.class);
-        Assert.assertNull(service);
-    }
-
-
-    @Test
-    public void testGetServices_shouldReturnServices() {
-        {
-            Collection<InvalidPriorityInterface> services = context.getServices(InvalidPriorityInterface.class);
-            Assert.assertNotNull(services);
-            Assert.assertEquals(2, services.size());
-
-            for (InvalidPriorityInterface service : services) {
-                Assert.assertTrue(service instanceof InvalidPriorityImpl1 || service instanceof InvalidPriorityImpl2);
-            }
-        }
-
-        {
-            List<MultiImplsInterface> services = context.getServices(MultiImplsInterface.class);
-            Assert.assertNotNull(services);
-            Assert.assertEquals(3, services.size());
-
-            Assert.assertTrue(services.get(0) instanceof MultiImpl2);
-            Assert.assertTrue(services.get(1) instanceof MultiImpl1);
-            Assert.assertTrue(services.get(2) instanceof MultiImpl3);
-        }
-    }
-
-    @Test
-    public void testGetServices_redundantAccessToServices() {
-        for(int i=0;i<10;i++){
-            Collection<InvalidPriorityInterface> services = context.getServices(InvalidPriorityInterface.class);
-            Assert.assertNotNull(services);
-            Assert.assertEquals(2, services.size());
-            for (InvalidPriorityInterface service : services) {
-                Assert.assertTrue(service instanceof InvalidPriorityImpl1 || service instanceof InvalidPriorityImpl2);
-            }
-        }
-    }
-
-    @Test
-    public void testGetServices_noImpl_shouldReturnEmptyList() {
-        Collection<NoImplInterface> services = context.getServices(NoImplInterface.class);
-        Assert.assertNotNull(services);
-        Assert.assertTrue(services.isEmpty());
-    }
-
-
-    // some test interfaces and classes
-
-    public interface InvalidPriorityInterface {
-    }
-
-    @Priority(value = 50)
-    public static class InvalidPriorityImpl1 implements InvalidPriorityInterface {
-    }
-
-    @Priority(value = 50)
-    public static class InvalidPriorityImpl2 implements InvalidPriorityInterface {
-    }
-
-
-    public interface MultiImplsInterface {
-    }
-
-    public static class MultiImpl1 implements MultiImplsInterface {
-    }
-
-    @Priority(value = 500)
-    public static class MultiImpl2 implements MultiImplsInterface {
-    }
-
-    @Priority(value = -10)
-    public static class MultiImpl3 implements MultiImplsInterface {
-    }
-
-    private interface NoImplInterface {
-    }
-}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityInterface
----------------------------------------------------------------------
diff --git a/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityInterface b/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityInterface
deleted file mode 100644
index f203fa6..0000000
--- a/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityInterface
+++ /dev/null
@@ -1,18 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityImpl1
-org.apache.tamaya.core.internal.DefaultServiceContextTest$InvalidPriorityImpl2
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImplsInterface
----------------------------------------------------------------------
diff --git a/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImplsInterface b/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImplsInterface
deleted file mode 100644
index b144790..0000000
--- a/code/core/src/test/resources/META-INF/services/org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImplsInterface
+++ /dev/null
@@ -1,20 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
-org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImpl1
-org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImpl2
-org.apache.tamaya.core.internal.DefaultServiceContextTest$MultiImpl3
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
----------------------------------------------------------------------
diff --git a/code/core/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi b/code/core/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
new file mode 100644
index 0000000..968be8f
--- /dev/null
+++ b/code/core/src/test/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+org.apache.tamaya.core.internal.CoreConfigurationProvider
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfiguration.java
----------------------------------------------------------------------
diff --git a/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfiguration.java b/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfiguration.java
index 4376a9a..fbcf35f 100644
--- a/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfiguration.java
+++ b/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfiguration.java
@@ -124,7 +124,6 @@ public class DefaultConfiguration implements Configuration {
     @Override
     public String getOrDefault(String key, String defaultValue) {
         Objects.requireNonNull(key, "Key must not be null.");
-        Objects.requireNonNull(defaultValue, "Default value must not be null");
 
         String val = get(key);
         if(val==null){
@@ -258,6 +257,24 @@ public class DefaultConfiguration implements Configuration {
     }
 
     @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        DefaultConfiguration that = (DefaultConfiguration) o;
+
+        if (!configurationContext.equals(that.configurationContext)) return false;
+        return configEvaluator.getClass().equals(that.configEvaluator.getClass());
+    }
+
+    @Override
+    public int hashCode() {
+        int result = configurationContext.hashCode();
+        result = 31 * result + configEvaluator.getClass().hashCode();
+        return result;
+    }
+
+    @Override
     public String toString() {
         return "Configuration{\n " +
                 configurationContext +

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilder.java
----------------------------------------------------------------------
diff --git a/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilder.java b/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilder.java
index f1c0f46..ec26ba6 100644
--- a/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilder.java
+++ b/code/spi-support/src/main/java/org/apache/tamaya/spisupport/DefaultConfigurationBuilder.java
@@ -21,21 +21,29 @@ package org.apache.tamaya.spisupport;
 import org.apache.tamaya.Configuration;
 import org.apache.tamaya.TypeLiteral;
 import org.apache.tamaya.spi.*;
+import org.apache.tamaya.spi.ConfigurationBuilder;
 
 import java.util.*;
 
 /**
- * Default implementation of {@link ConfigurationContextBuilder}.
+ * Default implementation of {@link ConfigurationBuilder}.
  */
 public class DefaultConfigurationBuilder implements ConfigurationBuilder {
 
-    private final ConfigurationContextBuilder contextBuilder;
+    protected final DefaultConfigurationContextBuilder contextBuilder;
 
     /**
      * Creates a new builder instance.
      */
-    public DefaultConfigurationBuilder(ConfigurationContextBuilder contextBuilder) {
-        this.contextBuilder = Objects.requireNonNull(contextBuilder);
+    public DefaultConfigurationBuilder() {
+        this.contextBuilder = new DefaultConfigurationContextBuilder();
+    }
+
+    /**
+     * Creates a new builder instance.
+     */
+    public DefaultConfigurationBuilder(ConfigurationContext context) {
+        this.contextBuilder = new DefaultConfigurationContextBuilder(context);
     }
 
     /**
@@ -43,13 +51,13 @@ public class DefaultConfigurationBuilder implements ConfigurationBuilder {
      * @param configuration the configuration to be used, not null.
      */
     public DefaultConfigurationBuilder(Configuration configuration) {
-        this.contextBuilder = configuration.getContext().toBuilder();
+        this.contextBuilder = new DefaultConfigurationContextBuilder(configuration.getContext());
     }
 
     /**
      * Allows to set configuration context during unit tests.
      */
-    ConfigurationBuilder setConfiguration(Configuration configuration) {
+    public ConfigurationBuilder setConfiguration(Configuration configuration) {
         this.contextBuilder.setContext(configuration.getContext());
         return this;
     }
@@ -181,7 +189,6 @@ public class DefaultConfigurationBuilder implements ConfigurationBuilder {
         return this;
     }
 
-
     @Override
     public <T> ConfigurationBuilder addPropertyConverters(TypeLiteral<T> type, PropertyConverter<T>... propertyConverters){
         this.contextBuilder.addPropertyConverters(type, propertyConverters);


[3/6] incubator-tamaya git commit: TAMAYA-321 Add ConfigurationBuilder to core API.

Posted by an...@apache.org.
TAMAYA-321 Add ConfigurationBuilder to core API.


Project: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/commit/15f7cbbb
Tree: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/tree/15f7cbbb
Diff: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/diff/15f7cbbb

Branch: refs/heads/master
Commit: 15f7cbbb3ffac1e4cd2d2de0aabbb380fbc0b378
Parents: f255aa9
Author: Anatole Tresch <an...@apache.org>
Authored: Sun Nov 26 17:14:21 2017 +0100
Committer: Anatole Tresch <an...@apache.org>
Committed: Sun Nov 26 17:14:21 2017 +0100

----------------------------------------------------------------------
 .../java/org/apache/tamaya/Configuration.java   |  26 +-
 .../apache/tamaya/ConfigurationProvider.java    |  25 +-
 .../apache/tamaya/spi/ConfigurationBuilder.java | 347 +++++++++++++++
 .../apache/tamaya/spi/ConfigurationContext.java |  10 +-
 .../tamaya/spi/ConfigurationContextBuilder.java |  17 +-
 .../tamaya/spi/ConfigurationProviderSpi.java    |  13 +-
 .../apache/tamaya/spi/ConversionContext.java    |   6 +-
 .../tamaya/TestConfigurationProvider.java       |   6 +
 .../org/apache/tamaya/core/OSGIActivator.java   |   5 +-
 .../core/internal/ConfigValueEvaluator.java     |  47 --
 .../tamaya/core/internal/CoreConfiguration.java |  43 ++
 .../core/internal/CoreConfigurationBuilder.java |  91 ++++
 .../core/internal/CoreConfigurationContext.java |  52 ---
 .../CoreConfigurationContextBuilder.java        |  93 ----
 .../internal/CoreConfigurationProvider.java     | 101 +++++
 .../internal/DefaultConfigurationProvider.java  | 106 -----
 .../core/internal/DefaultServiceContext.java    | 205 ---------
 .../core/internal/OSGIServiceContext.java       |   2 +-
 .../org.apache.tamaya.spi.ConfigurationBuilder  |  19 +
 ...pache.tamaya.spi.ConfigurationContextBuilder |  19 -
 ...g.apache.tamaya.spi.ConfigurationProviderSpi |   2 +-
 .../org.apache.tamaya.spi.ServiceContext        |   2 +-
 .../tamaya/core/ConfigurationBuilderTest.java   | 440 +++++++++++++++++++
 .../core/ConfigurationContextBuilderTest.java   |   8 +-
 .../internal/CoreConfigurationBuilderTest.java  | 219 +++++++++
 .../CoreConfigurationContextBuilderTest.java    | 200 ---------
 .../internal/CoreConfigurationContextTest.java  | 176 --------
 .../internal/CoreConfigurationProviderTest.java |  93 ++++
 .../core/internal/CoreConfigurationTest.java    | 177 ++++++++
 .../DefaultConfigurationProviderTest.java       |  72 ---
 .../internal/DefaultServiceContextTest.java     | 138 ------
 ...tServiceContextTest$InvalidPriorityInterface |  18 -
 ...efaultServiceContextTest$MultiImplsInterface |  20 -
 ...g.apache.tamaya.spi.ConfigurationProviderSpi |  18 +
 .../tamaya/spisupport/DefaultConfiguration.java |  19 +-
 .../spisupport/DefaultConfigurationBuilder.java |  21 +-
 .../DefaultConfigurationBuilderTest.java        | 220 ++++++++++
 .../spisupport/DefaultServiceContextTest.java   | 138 ++++++
 .../spisupport/TestConfigurationProvider.java   |  92 ++++
 ...g.apache.tamaya.spi.ConfigurationProviderSpi |  18 +
 ...tServiceContextTest$InvalidPriorityInterface |  18 +
 ...efaultServiceContextTest$MultiImplsInterface |  20 +
 jqassistant/serviceloader-rules.xml             |   6 +-
 43 files changed, 2174 insertions(+), 1194 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/Configuration.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/Configuration.java b/code/api/src/main/java/org/apache/tamaya/Configuration.java
index 67aad7b..401eac7 100644
--- a/code/api/src/main/java/org/apache/tamaya/Configuration.java
+++ b/code/api/src/main/java/org/apache/tamaya/Configuration.java
@@ -18,6 +18,7 @@
  */
 package org.apache.tamaya;
 
+import org.apache.tamaya.spi.ConfigurationBuilder;
 import org.apache.tamaya.spi.ConfigurationContext;
 
 import java.util.Map;
@@ -53,7 +54,9 @@ public interface Configuration {
      * @param key the property's key, not {@code null}.
      * @return the property's value.
      */
-    String get(String key);
+    default String get(String key){
+        return get(key, TypeLiteral.of(String.class));
+    }
 
     /**
      * Access a property.
@@ -62,7 +65,9 @@ public interface Configuration {
      * @param defaultValue value to be returned, if no value is present, not {@code null}
      * @return the property's keys.
      */
-    String getOrDefault(String key, String defaultValue);
+    default String getOrDefault(String key, String defaultValue){
+        return getOrDefault(key, TypeLiteral.of(String.class), defaultValue);
+    }
 
     /**
      * Get the property keys as type T. This will implicitly require a corresponding {@link
@@ -77,7 +82,9 @@ public interface Configuration {
      * @return the property value, never {@code null}.
      * @throws ConfigException if the keys could not be converted to the required target type.
      */
-    <T> T getOrDefault(String key, Class<T> type, T defaultValue);
+    default <T> T getOrDefault(String key, Class<T> type, T defaultValue){
+        return getOrDefault(key, TypeLiteral.of(type), defaultValue);
+    }
 
     /**
      * Get the property keys as type T. This will implicitly require a corresponding {@link
@@ -91,7 +98,9 @@ public interface Configuration {
      * @return the property value, never {@code null}.
      * @throws ConfigException if the keys could not be converted to the required target type.
      */
-    <T> T get(String key, Class<T> type);
+    default <T> T get(String key, Class<T> type){
+        return get(key, TypeLiteral.of(type));
+    }
 
     /**
      * Get the property keys as type T. This will implicitly require a corresponding {@link
@@ -159,4 +168,13 @@ public interface Configuration {
      */
     ConfigurationContext getContext();
 
+    /**
+     * Create a new builder using this instance as it's base.
+     * @return a new builder, never null.
+     */
+    default ConfigurationBuilder toBuilder() {
+        return ConfigurationProvider.getConfigurationBuilder().setConfiguration(this);
+    }
+
+
 }

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/ConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/ConfigurationProvider.java b/code/api/src/main/java/org/apache/tamaya/ConfigurationProvider.java
index 564d5a1..bacb944 100644
--- a/code/api/src/main/java/org/apache/tamaya/ConfigurationProvider.java
+++ b/code/api/src/main/java/org/apache/tamaya/ConfigurationProvider.java
@@ -18,10 +18,7 @@
  */
 package org.apache.tamaya;
 
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.apache.tamaya.spi.ConfigurationContextBuilder;
-import org.apache.tamaya.spi.ConfigurationProviderSpi;
-import org.apache.tamaya.spi.ServiceContextManager;
+import org.apache.tamaya.spi.*;
 
 import java.util.logging.Logger;
 
@@ -109,17 +106,33 @@ public final class ConfigurationProvider {
     }
 
     /**
-     * Create a new {@link org.apache.tamaya.spi.ConfigurationContextBuilder} instance. This method creates
+     * Create a new {@link ConfigurationBuilder} instance. This method creates
      * a new builder instance that is not related to any concrete {@link org.apache.tamaya.spi.ConfigurationContext}.
      * You can use {@link #setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)} to change the
      * current configuration context.
      *
-     * @return a new, empty {@link org.apache.tamaya.spi.ConfigurationContextBuilder}, never null.
+     * @return a new, empty {@link ConfigurationBuilder}, never null.
      * @see #setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)
      * @see org.apache.tamaya.spi.ConfigurationContext
+     * @deprecated Will be removed.
      */
+    @Deprecated
     public static ConfigurationContextBuilder getConfigurationContextBuilder() {
         return spi().getConfigurationContextBuilder();
     }
 
+    /**
+     * Create a new {@link ConfigurationBuilder} instance. This method creates
+     * a new builder instance that is not related to any concrete {@link org.apache.tamaya.spi.ConfigurationContext}.
+     * You can use {@link #setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)} to change the
+     * current configuration context.
+     *
+     * @return a new, empty {@link ConfigurationBuilder}, never null.
+     * @see #setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)
+     * @see org.apache.tamaya.spi.ConfigurationContext
+     */
+    public static ConfigurationBuilder getConfigurationBuilder() {
+        return spi().getConfigurationBuilder();
+    }
+
 }

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
new file mode 100644
index 0000000..c9afa0f
--- /dev/null
+++ b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationBuilder.java
@@ -0,0 +1,347 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tamaya.spi;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.TypeLiteral;
+
+import java.util.Collection;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * A builder for creating new or adapting instances of {@link ConfigurationContext}.
+ * Builders can be obtained in exactly two ways:
+ * <ol>
+ *     <li>By accessing a preinitialized builder from an existing {@link ConfigurationContext},
+ *     by calling {@link org.apache.tamaya.spi.ConfigurationContext#toBuilder()}.</li>
+ *     <li>By accessing an empty builder instance from
+ *     {@link org.apache.tamaya.ConfigurationProvider#getConfigurationContextBuilder()}.</li>
+ * </ol>
+ * After all changes are applied to a builder a new {@link ConfigurationContext} instance can
+ * be created and can be applied by calling
+ * {@link org.apache.tamaya.ConfigurationProvider#setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)}.
+ *
+ */
+public interface ConfigurationBuilder {
+
+    /**
+     * Init this builder instance with the given {@link Configuration} instance. This
+     * method will use any existing property sources, filters, converters and the combination
+     * policy of the given {@link Configuration} and initialize the current builder
+     * with them.
+     *
+     * @param config the {@link Configuration} instance to be used, not {@code null}.
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder setConfiguration(Configuration config);
+
+    /**
+     * Init this builder instance with the given {@link ConfigurationContext} instance. This
+     * method will use any existing property sources, filters, converters and the combination
+     * policy of the given {@link ConfigurationContext} and initialize the current builder
+     * with them.
+     *
+     * @param context the {@link ConfigurationContext} instance to be used, not {@code null}.
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder setContext(ConfigurationContext context);
+
+    /**
+     * This method can be used for adding {@link PropertySource}s.
+     * Hereby the property source is added to the tail of property sources with
+     * lowest priority  regardless of its current ordinal value. To sort the property
+     * sources based on their ordinals call {@link #sortPropertySources}.
+     *
+     * @param propertySources the PropertySources to add
+     * @return this builder, for chaining, never null.
+     * @throws IllegalArgumentException If a property source with a given name already
+     * exists.
+     */
+    ConfigurationBuilder addPropertySources(PropertySource... propertySources);
+
+    /**
+     * This method can be used for programmatically adding {@link PropertySource}s.
+     * Hereby the property source is added to the tail of property sources with
+     * lowest priority regardless of its current ordinal value. To sort the property
+     * sources based on their ordinals call {@link #sortPropertySources}.
+     *
+     * @param propertySources the PropertySources to add
+     * @return this builder, for chaining, never null.
+     * @throws IllegalArgumentException If a property source with a given name already
+     * exists.
+     */
+    ConfigurationBuilder addPropertySources(Collection<PropertySource> propertySources);
+
+    /**
+     * Add all registered (default) property sources to the context built. The sources are ordered
+     * based on their ordinal values and added to the chain of property sources with
+     * higher priority.
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder addDefaultPropertySources();
+
+    /**
+     * Removes the given property sources, if existing. The existing order of property
+     * sources is preserved.
+     *
+     * @param propertySources the property sources to remove, not {@code null}.
+     * @return the builder for chaining.
+     */
+    ConfigurationBuilder removePropertySources(PropertySource... propertySources);
+
+    /**
+     * Removes the given property sources, if existing. The existing order of property
+     * sources is preserved.
+     *
+     * @param propertySources the property sources to remove, not {@code null}.
+     * @return the builder for chaining.
+     */
+    ConfigurationBuilder removePropertySources(Collection<PropertySource> propertySources);
+
+    /**
+     * Access the current chain of property sources. Items at the end of the list have
+     * precedence/more significance.
+     *
+     * @return the property source chain, never {@code null}.
+     */
+    List<PropertySource> getPropertySources();
+
+    /**
+     * Access the current chain of property filters. Items at the end of the list have
+     * precedence/more significance.
+     *
+     * @return the property source chain, never {@code null}.
+     */
+    List<PropertyFilter> getPropertyFilters();
+
+    /**
+     * Access the current registered property converters.
+     *
+     * @return the current registered property converters.
+     */
+    Map<TypeLiteral<?>, Collection<PropertyConverter<?>>> getPropertyConverter();
+
+    /**
+     * Increases the priority of the given property source, by moving it towards the end
+     * of the chain of property sources. If the property source given is already at the end
+     * this method has no effect. This operation does not change any ordinal values.
+     *
+     * @param propertySource the property source to be incresed regarding its significance.
+     * @return the builder for chaining.
+     * @throws IllegalArgumentException If no such property source exists in the current
+     * chain.
+     */
+    ConfigurationBuilder increasePriority(PropertySource propertySource);
+
+    /**
+     * Decreases the priority of the given property source, by moving it towards the start
+     * of the chain of property sources. If the property source given is already the first
+     * this method has no effect. This operation does not change any ordinal values.
+     *
+     * @param propertySource the property source to be decresed regarding its significance.
+     * @return the builder for chaining.
+     * @throws IllegalArgumentException If no such property source exists in the current
+     * chain.
+     */
+    ConfigurationBuilder decreasePriority(PropertySource propertySource);
+
+    /**
+     * Increases the priority of the given property source to be maximal, by moving it to
+     * the tail of the of property source chain. If the property source given is
+     * already the last item this method has no effect. This operation does not change
+     * any ordinal values.
+     *
+     * @param propertySource the property source to be maximized regarding its significance.
+     * @return the builder for chaining.
+     * @throws IllegalArgumentException If no such property source exists in the current
+     * chain.
+     */
+    ConfigurationBuilder highestPriority(PropertySource propertySource);
+
+    /**
+     * Decreases the priority of the given property source to be minimal, by moving it to
+     * the start of the chain of property source chain. If the property source given is
+     * already the first item this method has no effect. This operation does not change
+     * any ordinal values.
+     *
+     * @param propertySource the property source to be minimized regarding its significance.
+     * @return the builder for chaining.
+     * @throws IllegalArgumentException If no such property source exists in the current
+     * chain.
+     */
+    ConfigurationBuilder lowestPriority(PropertySource propertySource);
+
+    /**
+     * Adds the given PropertyFilter instances, hereby the instances are added
+     * to the end of the list with highest priority. The ordering of existing
+     * property filters remains unchanged. To sort the property
+     * filters call {@link #sortPropertyFilter}.
+     *
+     * @param filters the filters to add
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder addPropertyFilters(PropertyFilter... filters);
+
+    /**
+     * Adds the given PropertyFilter instances, hereby the instances are added
+     * to the end of the list with highest priority. The ordering of existing
+     * property filters remains unchanged. To sort the property
+     * filters call {@link #sortPropertyFilter}.
+     *
+     * @param filters the filters to add
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder addPropertyFilters(Collection<PropertyFilter> filters);
+
+    /**
+     * Add all registered (default) property filters to the context built.
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder addDefaultPropertyFilters();
+
+
+    /**
+     * Removes the given PropertyFilter instances, if existing. The order of the remaining
+     * filters is preserved.
+     *
+     * @param filters the filter to remove
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder removePropertyFilters(PropertyFilter... filters);
+
+    /**
+     * Removes the given PropertyFilter instances, if existing. The order of the remaining
+     * filters is preserved.
+     *
+     * @param filters the filter to remove
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder removePropertyFilters(Collection<PropertyFilter> filters);
+
+    /**
+     * This method can be used for adding {@link PropertyConverter}s.
+     * Converters are added at the end after any existing converters.
+     * For converters already registered for the current target type the
+     * method has no effect.
+     *
+     * @param typeToConvert     the type for which the converter is for
+     * @param propertyConverters the PropertyConverters to add for this type
+     * @param <T> the target type.
+     * @return this builder, for chaining, never null.
+     */
+    <T> ConfigurationBuilder addPropertyConverters(TypeLiteral<T> typeToConvert,
+                                                   @SuppressWarnings("unchecked") PropertyConverter<T>... propertyConverters);
+
+    /**
+     * This method can be used for adding {@link PropertyConverter}s.
+     * Converters are added at the end after any existing converters.
+     * For converters already registered for the current target type the
+     * method has no effect.
+     *
+     * @param typeToConvert     the type for which the converter is for
+     * @param propertyConverters the PropertyConverters to add for this type
+     * @param <T> the target type.
+     * @return this builder, for chaining, never null.
+     */
+    <T> ConfigurationBuilder addPropertyConverters(TypeLiteral<T> typeToConvert,
+                                                   Collection<PropertyConverter<T>> propertyConverters);
+
+    /**
+     * Add all registered (default) property converters to the context built.
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder addDefaultPropertyConverters();
+
+    /**
+     * Removes the given PropertyConverter instances for the given type,
+     * if existing.
+     *
+     * @param typeToConvert the type which the converter is for
+     * @param propertyConverters    the converter to remove
+     * @param <T> the target type.
+     * @return this builder, for chaining, never null.
+     */
+    <T> ConfigurationBuilder removePropertyConverters(TypeLiteral<T> typeToConvert,
+                                                      @SuppressWarnings("unchecked") PropertyConverter<T>... propertyConverters);
+
+    /**
+     * Removes the given PropertyConverter instances for the given type,
+     * if existing.
+     *
+     * @param typeToConvert the type which the converter is for
+     * @param propertyConverters    the converter to remove
+     * @param <T> the target type.
+     * @return this builder, for chaining, never null.
+     */
+    <T> ConfigurationBuilder removePropertyConverters(TypeLiteral<T> typeToConvert,
+                                                      Collection<PropertyConverter<T>> propertyConverters);
+
+    /**
+     * Removes all converters for the given type, which actually renders a given type
+     * unsupported for type conversion.
+     *
+     * @param typeToConvert the type which the converter is for
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder removePropertyConverters(TypeLiteral<?> typeToConvert);
+
+    /**
+     * Sorts the current registered property sources using the given comparator.
+     *
+     * NOTE: property sources at the beginning have minimal significance.
+     *
+     * @param comparator the comparator to be used, not {@code null}.
+     * @return this instance for chaining.
+     */
+    ConfigurationBuilder sortPropertySources(Comparator<PropertySource> comparator);
+
+    /**
+     * Sorts the current registered property filters using the given comparator.
+     *
+     * NOTE: property filters at the beginning have minimal significance.
+     *
+     * @param comparator the comparator to be used, not {@code null}.
+     * @return this instance for chaining.
+     */
+    ConfigurationBuilder sortPropertyFilter(Comparator<PropertyFilter> comparator);
+
+    /**
+     * Sets the {@link PropertyValueCombinationPolicy} used to evaluate the final
+     * property values.
+     *
+     * @param policy the {@link PropertyValueCombinationPolicy} used, not {@code null}.
+     * @return this builder, for chaining, never null.
+     */
+    ConfigurationBuilder setPropertyValueCombinationPolicy(PropertyValueCombinationPolicy policy);
+
+    /**
+     * Builds a new {@link ConfigurationContext} based on the data in this builder. The ordering of property
+     * sources and property filters is not changed, regardless of their ordinals. For ensure a certain
+     * ordering/significance call {@link #sortPropertyFilter(Comparator)} and/or {@link #sortPropertySources(Comparator)}
+     * before building the context.
+     *
+     * @return the final context to be used to create a configuration.
+     * @see org.apache.tamaya.ConfigurationProvider#createConfiguration(ConfigurationContext)
+     */
+    Configuration build();
+
+}
+

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContext.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContext.java b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContext.java
index c33cf9d..f077a1d 100644
--- a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContext.java
+++ b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContext.java
@@ -68,7 +68,7 @@ public interface ConfigurationContext {
      * It is not needed for normal 'usage' by end users, but only for Extension Developers!
      *
      * @param <T> the type of the type literal
-     * @param type the type which the converter is for
+     * @param type the type which the converters is for
      * @param propertyConverter the PropertyConverters to add for this type
      * @deprecated Use {@link ConfigurationContextBuilder} to create a new {@link ConfigurationContext}.
      * @see #toBuilder()
@@ -139,13 +139,13 @@ public interface ConfigurationContext {
      *
      * <p>
      * The converters returned for a type should be used as a chain, whereas the result of the
-     * first converter that is able to convert the configured value, is taken as the chain's result.
-     * No more converters are called after a converter has successfully converted the input into
+     * first converters that is able to convert the configured value, is taken as the chain's result.
+     * No more converters are called after a converters has successfully converted the input into
      * the required target type.
      * </p>
      * 
      * @param <T> the type of the type literal
-     * @param type type of the desired converter
+     * @param type type of the desired converters
      * @return a sorted list of registered PropertySources per type.
      */
     <T> List<PropertyConverter<T>> getPropertyConverters(TypeLiteral<T> type);
@@ -166,7 +166,9 @@ public interface ConfigurationContext {
     /**
      * Creates a {@link ConfigurationContextBuilder} preinitialized with the data from this instance.
      * @return a new builder instance, never null.
+     * @deprecated Will be removed.
      */
+    @Deprecated
     ConfigurationContextBuilder toBuilder();
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContextBuilder.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContextBuilder.java b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContextBuilder.java
index 8aa0d05..17c1bf4 100644
--- a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContextBuilder.java
+++ b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationContextBuilder.java
@@ -37,8 +37,9 @@ import java.util.Map;
  * After all changes are applied to a builder a new {@link ConfigurationContext} instance can
  * be created and can be applied by calling
  * {@link org.apache.tamaya.ConfigurationProvider#setConfigurationContext(org.apache.tamaya.spi.ConfigurationContext)}.
- *
+ * @deprecated Use {@link ConfigurationBuilder} instead.
  */
+@Deprecated
 public interface ConfigurationContextBuilder {
 
     /**
@@ -230,7 +231,7 @@ public interface ConfigurationContextBuilder {
      * For converters already registered for the current target type the
      * method has no effect.
      *
-     * @param typeToConvert     the type for which the converter is for
+     * @param typeToConvert     the type for which the converters is for
      * @param propertyConverters the PropertyConverters to add for this type
      * @param <T> the target type.
      * @return this builder, for chaining, never null.
@@ -244,7 +245,7 @@ public interface ConfigurationContextBuilder {
      * For converters already registered for the current target type the
      * method has no effect.
      *
-     * @param typeToConvert     the type for which the converter is for
+     * @param typeToConvert     the type for which the converters is for
      * @param propertyConverters the PropertyConverters to add for this type
      * @param <T> the target type.
      * @return this builder, for chaining, never null.
@@ -262,8 +263,8 @@ public interface ConfigurationContextBuilder {
      * Removes the given PropertyConverter instances for the given type,
      * if existing.
      *
-     * @param typeToConvert the type which the converter is for
-     * @param propertyConverters    the converter to remove
+     * @param typeToConvert the type which the converters is for
+     * @param propertyConverters    the converters to remove
      * @param <T> the target type.
      * @return this builder, for chaining, never null.
      */
@@ -274,8 +275,8 @@ public interface ConfigurationContextBuilder {
      * Removes the given PropertyConverter instances for the given type,
      * if existing.
      *
-     * @param typeToConvert the type which the converter is for
-     * @param propertyConverters    the converter to remove
+     * @param typeToConvert the type which the converters is for
+     * @param propertyConverters    the converters to remove
      * @param <T> the target type.
      * @return this builder, for chaining, never null.
      */
@@ -286,7 +287,7 @@ public interface ConfigurationContextBuilder {
      * Removes all converters for the given type, which actually renders a given type
      * unsupported for type conversion.
      *
-     * @param typeToConvert the type which the converter is for
+     * @param typeToConvert the type which the converters is for
      * @return this builder, for chaining, never null.
      */
     ConfigurationContextBuilder removePropertyConverters(TypeLiteral<?> typeToConvert);

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationProviderSpi.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationProviderSpi.java b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationProviderSpi.java
index b69bef6..fb93ab4 100644
--- a/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationProviderSpi.java
+++ b/code/api/src/main/java/org/apache/tamaya/spi/ConfigurationProviderSpi.java
@@ -48,10 +48,19 @@ public interface ConfigurationProviderSpi {
      * Creates a new {@link org.apache.tamaya.spi.ConfigurationContextBuilder} instance.
      *
      * @return a new {@link org.apache.tamaya.spi.ConfigurationContextBuilder}, never null.
+     * @deprecated Will be removed
      */
+    @Deprecated
     ConfigurationContextBuilder getConfigurationContextBuilder();
 
     /**
+     * Creates a new {@link org.apache.tamaya.spi.ConfigurationBuilder} instance.
+     *
+     * @return a new {@link org.apache.tamaya.spi.ConfigurationBuilder}, never null.
+     */
+    ConfigurationBuilder getConfigurationBuilder();
+
+    /**
      * This method allows to replace the current {@link org.apache.tamaya.Configuration} with a new
      * instance. This can be used to update the configuration with a new one, e.g. because some of the
      * data has changed and must be updated. It is the responsibility of the ConfigurationProvider to trigger
@@ -70,7 +79,9 @@ public interface ConfigurationProviderSpi {
      * by the current implementation.
      * @see #setConfiguration(org.apache.tamaya.Configuration)
      */
-    boolean isConfigurationSettable();
+    default boolean isConfigurationSettable(){
+        return true;
+    }
 
     /**
      * Get access to the current {@link ConfigurationContext}.

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/main/java/org/apache/tamaya/spi/ConversionContext.java
----------------------------------------------------------------------
diff --git a/code/api/src/main/java/org/apache/tamaya/spi/ConversionContext.java b/code/api/src/main/java/org/apache/tamaya/spi/ConversionContext.java
index e039cf2..ac8de68 100644
--- a/code/api/src/main/java/org/apache/tamaya/spi/ConversionContext.java
+++ b/code/api/src/main/java/org/apache/tamaya/spi/ConversionContext.java
@@ -93,7 +93,7 @@ public class ConversionContext {
      * Allows to add information on the supported/tried formats, which can be shown to the user, especially when
      * conversion failed. Adding of formats is synchronized, all formats are added in order to the overall list.
      * This means formats should be passed in order of precedence.
-     * @param converterType the converter, which implements the formats provided.
+     * @param converterType the converters, which implements the formats provided.
      * @param formatDescriptors the format descriptions in a human readable form, e.g. as regular expressions.
      */
     public void addSupportedFormats(@SuppressWarnings("rawtypes") Class<? extends PropertyConverter> converterType, String... formatDescriptors){
@@ -230,9 +230,9 @@ public class ConversionContext {
         }
 
         /**
-         * Add the formats provided by a {@link PropertyConverter}. This method should be called by each converter
+         * Add the formats provided by a {@link PropertyConverter}. This method should be called by each converters
          * performing/trying conversion, so the user can be given feedback on the supported formats on failure.
-         * @param converterType the converter type, not {@code null}.
+         * @param converterType the converters type, not {@code null}.
          * @param formatDescriptors the formats supported in a human readable form, e.g. as regular expressions.
          * @return the builder instance, for chaining
          */

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/api/src/test/java/org/apache/tamaya/TestConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/code/api/src/test/java/org/apache/tamaya/TestConfigurationProvider.java b/code/api/src/test/java/org/apache/tamaya/TestConfigurationProvider.java
index eaef108..1ccce31 100644
--- a/code/api/src/test/java/org/apache/tamaya/TestConfigurationProvider.java
+++ b/code/api/src/test/java/org/apache/tamaya/TestConfigurationProvider.java
@@ -21,6 +21,7 @@ package org.apache.tamaya;
 import javax.annotation.Priority;
 
 import org.apache.tamaya.spi.ConfigurationContext;
+import org.apache.tamaya.spi.ConfigurationBuilder;
 import org.apache.tamaya.spi.ConfigurationContextBuilder;
 import org.apache.tamaya.spi.ConfigurationProviderSpi;
 
@@ -58,6 +59,11 @@ public class TestConfigurationProvider implements ConfigurationProviderSpi {
     }
 
     @Override
+    public ConfigurationBuilder getConfigurationBuilder() {
+        return null;
+    }
+
+    @Override
     public ConfigurationContextBuilder getConfigurationContextBuilder() {
         return null;
     }

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/OSGIActivator.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/OSGIActivator.java b/code/core/src/main/java/org/apache/tamaya/core/OSGIActivator.java
index 3ddaf69..2ca51db 100644
--- a/code/core/src/main/java/org/apache/tamaya/core/OSGIActivator.java
+++ b/code/core/src/main/java/org/apache/tamaya/core/OSGIActivator.java
@@ -24,7 +24,6 @@ import org.apache.tamaya.ConfigurationProvider;
 import org.apache.tamaya.core.internal.*;
 import org.apache.tamaya.spi.ServiceContextManager;
 import org.apache.tamaya.spisupport.DefaultConfiguration;
-import org.apache.tamaya.core.internal.CoreConfigurationContextBuilder;
 import org.apache.tamaya.spisupport.PropertyFilterComparator;
 import org.apache.tamaya.spisupport.PropertySourceComparator;
 import org.osgi.framework.BundleActivator;
@@ -49,15 +48,13 @@ public class OSGIActivator implements BundleActivator {
         ServiceContextManager.set(new OSGIServiceContext(serviceLoader));
         LOG.info("Registered Tamaya OSGI ServiceContext...");
         ConfigurationProvider.setConfiguration(
-                new DefaultConfiguration(
-                       new CoreConfigurationContextBuilder()
+                       new CoreConfigurationBuilder()
                         .addDefaultPropertyConverters()
                         .addDefaultPropertyFilters()
                         .addDefaultPropertySources()
                         .sortPropertyFilter(PropertyFilterComparator.getInstance())
                         .sortPropertySources(PropertySourceComparator.getInstance())
                         .build()
-                )
         );
         LOG.info("Loaded default configuration from OSGI.");
     }

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/ConfigValueEvaluator.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/ConfigValueEvaluator.java b/code/core/src/main/java/org/apache/tamaya/core/internal/ConfigValueEvaluator.java
deleted file mode 100644
index f1c8bf2..0000000
--- a/code/core/src/main/java/org/apache/tamaya/core/internal/ConfigValueEvaluator.java
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.apache.tamaya.spi.PropertyValue;
-
-import java.util.Map;
-
-/**
- * Component SPI which encapsulates the evaluation of a single or full <b>raw</b>value
- * for a {@link ConfigurationContext}.
- */
-public interface ConfigValueEvaluator {
-
-    /**
-     * Evaluates single value using a {@link ConfigurationContext}.
-     * @param key the config key, not {@code null}.
-     * @param context the context, not {@code null}.
-     * @return the value, or null.
-     */
-    PropertyValue evaluteRawValue(String key, ConfigurationContext context);
-
-    /**
-     * Evaluates all property values from a {@link ConfigurationContext}.
-     * @param context the context, not {@code null}.
-     * @return the value, or null.
-     */
-    Map<String, PropertyValue> evaluateRawValues(ConfigurationContext context);
-
-}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfiguration.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfiguration.java b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfiguration.java
new file mode 100644
index 0000000..5363b76
--- /dev/null
+++ b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfiguration.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ */
+package org.apache.tamaya.core.internal;
+
+import org.apache.tamaya.spi.ConfigurationBuilder;
+import org.apache.tamaya.spi.ConfigurationContext;
+import org.apache.tamaya.spisupport.DefaultConfiguration;
+import org.apache.tamaya.spisupport.DefaultConfigurationContext;
+import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
+
+/**
+ * Default implementation of {@link ConfigurationBuilder}.
+ */
+public final class CoreConfiguration extends DefaultConfiguration {
+
+    /**
+     * Creates a new builder instance.
+     */
+    public CoreConfiguration(ConfigurationContext context) {
+        super(context);
+    }
+
+    @Override
+    public ConfigurationBuilder toBuilder() {
+        return new CoreConfigurationBuilder(this);
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationBuilder.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationBuilder.java b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationBuilder.java
new file mode 100644
index 0000000..4daacdf
--- /dev/null
+++ b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationBuilder.java
@@ -0,0 +1,91 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License.
+ */
+package org.apache.tamaya.core.internal;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.TypeLiteral;
+import org.apache.tamaya.spi.ConfigurationContext;
+import org.apache.tamaya.spi.ConfigurationBuilder;
+import org.apache.tamaya.core.internal.converters.*;
+import org.apache.tamaya.spisupport.DefaultConfigurationBuilder;
+import org.apache.tamaya.spisupport.DefaultConfigurationContext;
+import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
+
+import java.io.File;
+import java.math.BigDecimal;
+import java.math.BigInteger;
+import java.net.URI;
+import java.net.URL;
+import java.nio.file.Path;
+import java.util.*;
+
+/**
+ * Default implementation of {@link ConfigurationBuilder}.
+ */
+public final class CoreConfigurationBuilder extends DefaultConfigurationBuilder {
+
+    /**
+     * Creates a new builder instance.
+     */
+    public CoreConfigurationBuilder() {
+        super();
+    }
+
+    /**
+     * Creates a new builder instance.
+     */
+    public CoreConfigurationBuilder(Configuration config) {
+        super(config);
+    }
+
+    /**
+     * Creates a new builder instance initializing it with the given context.
+     * @param context the context to be used, not null.
+     */
+    public CoreConfigurationBuilder(ConfigurationContext context) {
+        super(context);
+    }
+
+    @SuppressWarnings("unchecked")
+	protected void addCorePropertyConverters() {
+        addPropertyConverters(TypeLiteral.<BigDecimal>of(BigDecimal.class), new BigDecimalConverter());
+        addPropertyConverters(TypeLiteral.<BigInteger>of(BigInteger.class), new BigIntegerConverter());
+        addPropertyConverters(TypeLiteral.<Boolean>of(Boolean.class), new BooleanConverter());
+        addPropertyConverters(TypeLiteral.<Byte>of(Byte.class), new ByteConverter());
+        addPropertyConverters(TypeLiteral.<Character>of(Character.class), new CharConverter());
+        addPropertyConverters(TypeLiteral.<Class<?>>of(Class.class), new ClassConverter());
+        addPropertyConverters(TypeLiteral.<Currency>of(Currency.class), new CurrencyConverter());
+        addPropertyConverters(TypeLiteral.<Double>of(Double.class), new DoubleConverter());
+        addPropertyConverters(TypeLiteral.<File>of(File.class), new FileConverter());
+        addPropertyConverters(TypeLiteral.<Float>of(Float.class), new FloatConverter());
+        addPropertyConverters(TypeLiteral.<Integer>of(Integer.class), new IntegerConverter());
+        addPropertyConverters(TypeLiteral.<Long>of(Long.class), new LongConverter());
+        addPropertyConverters(TypeLiteral.<Number>of(Number.class), new NumberConverter());
+        addPropertyConverters(TypeLiteral.<Path>of(Path.class), new PathConverter());
+        addPropertyConverters(TypeLiteral.<Short>of(Short.class), new ShortConverter());
+        addPropertyConverters(TypeLiteral.<URI>of(URI.class), new URIConverter());
+        addPropertyConverters(TypeLiteral.<URL>of(URL.class), new URLConverter());
+    }
+
+    @Override
+    public Configuration build() {
+        return new CoreConfiguration(contextBuilder.build());
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContext.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContext.java b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContext.java
deleted file mode 100644
index dd31b91..0000000
--- a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContext.java
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- *  or more contributor license agreements.  See the NOTICE file
- *  distributed with this work for additional information
- *  regarding copyright ownership.  The ASF licenses this file
- *  to you under the Apache License, Version 2.0 (the
- *  "License"); you may not use this file except in compliance
- *  with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing,
- *  software distributed under the License is distributed on an
- *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *  KIND, either express or implied.  See the License for the
- *  specific language governing permissions and limitations
- *  under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.TypeLiteral;
-import org.apache.tamaya.core.internal.converters.*;
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.apache.tamaya.spi.ConfigurationContextBuilder;
-import org.apache.tamaya.spisupport.DefaultConfigurationContext;
-import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
-
-import java.io.File;
-import java.math.BigDecimal;
-import java.math.BigInteger;
-import java.net.URI;
-import java.net.URL;
-import java.nio.file.Path;
-import java.util.Currency;
-
-/**
- * Default implementation of {@link ConfigurationContextBuilder}.
- */
-public final class CoreConfigurationContext extends DefaultConfigurationContext {
-
-    /**
-     * Creates a new builder instance.
-     */
-    public CoreConfigurationContext(CoreConfigurationContextBuilder builder) {
-        super(builder);
-    }
-
-    @Override
-    public ConfigurationContextBuilder toBuilder() {
-        return new CoreConfigurationContextBuilder(this);
-    }
-}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilder.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilder.java b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilder.java
deleted file mode 100644
index d440a88..0000000
--- a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationContextBuilder.java
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- *  or more contributor license agreements.  See the NOTICE file
- *  distributed with this work for additional information
- *  regarding copyright ownership.  The ASF licenses this file
- *  to you under the Apache License, Version 2.0 (the
- *  "License"); you may not use this file except in compliance
- *  with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing,
- *  software distributed under the License is distributed on an
- *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *  KIND, either express or implied.  See the License for the
- *  specific language governing permissions and limitations
- *  under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.TypeLiteral;
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.apache.tamaya.spi.ConfigurationContextBuilder;
-import org.apache.tamaya.spi.PropertyConverter;
-import org.apache.tamaya.spi.PropertyFilter;
-import org.apache.tamaya.spi.PropertySource;
-import org.apache.tamaya.spi.PropertySourceProvider;
-import org.apache.tamaya.spi.PropertyValueCombinationPolicy;
-import org.apache.tamaya.spi.ServiceContextManager;
-import org.apache.tamaya.core.internal.converters.*;
-import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
-import org.apache.tamaya.spisupport.PropertySourceComparator;
-import org.apache.tamaya.spisupport.propertysource.CLIPropertySource;
-import org.apache.tamaya.spisupport.propertysource.EnvironmentPropertySource;
-import org.apache.tamaya.spisupport.propertysource.JavaConfigurationPropertySource;
-import org.apache.tamaya.spisupport.propertysource.SystemPropertySource;
-
-import java.io.File;
-import java.lang.reflect.ParameterizedType;
-import java.lang.reflect.Type;
-import java.math.BigDecimal;
-import java.math.BigInteger;
-import java.net.URI;
-import java.net.URL;
-import java.nio.file.Path;
-import java.util.*;
-import java.util.logging.Logger;
-
-/**
- * Default implementation of {@link ConfigurationContextBuilder}.
- */
-public final class CoreConfigurationContextBuilder extends DefaultConfigurationContextBuilder {
-
-    /**
-     * Creates a new builder instance.
-     */
-    public CoreConfigurationContextBuilder() {
-    }
-
-    /**
-     * Creates a new builder instance initializing it with the given context.
-     * @param context the context to be used, not null.
-     */
-    public CoreConfigurationContextBuilder(ConfigurationContext context) {
-        super(context);
-    }
-
-    @SuppressWarnings("unchecked")
-	protected void addCorePropertyConverters() {
-        addPropertyConverters(TypeLiteral.<BigDecimal>of(BigDecimal.class), new BigDecimalConverter());
-        addPropertyConverters(TypeLiteral.<BigInteger>of(BigInteger.class), new BigIntegerConverter());
-        addPropertyConverters(TypeLiteral.<Boolean>of(Boolean.class), new BooleanConverter());
-        addPropertyConverters(TypeLiteral.<Byte>of(Byte.class), new ByteConverter());
-        addPropertyConverters(TypeLiteral.<Character>of(Character.class), new CharConverter());
-        addPropertyConverters(TypeLiteral.<Class<?>>of(Class.class), new ClassConverter());
-        addPropertyConverters(TypeLiteral.<Currency>of(Currency.class), new CurrencyConverter());
-        addPropertyConverters(TypeLiteral.<Double>of(Double.class), new DoubleConverter());
-        addPropertyConverters(TypeLiteral.<File>of(File.class), new FileConverter());
-        addPropertyConverters(TypeLiteral.<Float>of(Float.class), new FloatConverter());
-        addPropertyConverters(TypeLiteral.<Integer>of(Integer.class), new IntegerConverter());
-        addPropertyConverters(TypeLiteral.<Long>of(Long.class), new LongConverter());
-        addPropertyConverters(TypeLiteral.<Number>of(Number.class), new NumberConverter());
-        addPropertyConverters(TypeLiteral.<Path>of(Path.class), new PathConverter());
-        addPropertyConverters(TypeLiteral.<Short>of(Short.class), new ShortConverter());
-        addPropertyConverters(TypeLiteral.<URI>of(URI.class), new URIConverter());
-        addPropertyConverters(TypeLiteral.<URL>of(URL.class), new URLConverter());
-    }
-
-    @Override
-    public ConfigurationContext build() {
-        return new CoreConfigurationContext(this);
-    }
-}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationProvider.java b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationProvider.java
new file mode 100644
index 0000000..caf7fbb
--- /dev/null
+++ b/code/core/src/main/java/org/apache/tamaya/core/internal/CoreConfigurationProvider.java
@@ -0,0 +1,101 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tamaya.core.internal;
+
+import org.apache.tamaya.Configuration;
+import org.apache.tamaya.spi.ConfigurationContext;
+import org.apache.tamaya.spi.ConfigurationBuilder;
+import org.apache.tamaya.spi.ConfigurationContextBuilder;
+import org.apache.tamaya.spi.ConfigurationProviderSpi;
+import org.apache.tamaya.spisupport.DefaultConfiguration;
+import org.apache.tamaya.spisupport.DefaultConfigurationContextBuilder;
+import org.osgi.service.component.annotations.Component;
+
+import java.util.Objects;
+
+/**
+ * Implementation of the Configuration API. This class uses the current {@link org.apache.tamaya.spi.ConfigurationContext} to evaluate the
+ * chain of {@link org.apache.tamaya.spi.PropertySource} and {@link org.apache.tamaya.spi.PropertyFilter}
+ * instance to evaluate the current Configuration.
+ */
+@Component(service = ConfigurationProviderSpi.class)
+public class CoreConfigurationProvider implements ConfigurationProviderSpi {
+
+    private Configuration config = new CoreConfigurationBuilder()
+            .addDefaultPropertyConverters()
+            .addDefaultPropertyFilters()
+            .addDefaultPropertySources()
+            .build();
+    {
+        String bannerConfig = config.getOrDefault("tamaya.banner", "OFF");
+
+        BannerManager bm = new BannerManager(bannerConfig);
+        bm.outputBanner();
+    }
+
+    @Override
+    public Configuration getConfiguration() {
+        return config;
+    }
+
+    @Override
+    public Configuration createConfiguration(ConfigurationContext context) {
+        return new CoreConfiguration(context);
+    }
+
+    @Override
+    public ConfigurationBuilder getConfigurationBuilder() {
+        return new CoreConfigurationBuilder();
+    }
+
+    @Override
+    public ConfigurationContextBuilder getConfigurationContextBuilder() {
+        return new DefaultConfigurationContextBuilder();
+    }
+
+    @Override
+    public void setConfiguration(Configuration config) {
+        Objects.requireNonNull(config.getContext());
+        this.config = Objects.requireNonNull(config);
+    }
+
+    @Override
+    public boolean isConfigurationSettable() {
+        return true;
+    }
+
+    /**
+     * @deprecated use {@link Configuration#getContext()} instead.
+     */
+    @Deprecated
+    @Override
+    public ConfigurationContext getConfigurationContext() {
+        return this.config.getContext();
+    }
+
+    /**
+     * @deprecated the context should be given upon creation of the {@link Configuration}
+     */
+    @Deprecated
+    @Override
+    public void setConfigurationContext(ConfigurationContext context){
+        this.config = new CoreConfigurationBuilder(context).build();
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultConfigurationProvider.java b/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultConfigurationProvider.java
deleted file mode 100644
index f37d4c3..0000000
--- a/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultConfigurationProvider.java
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.Configuration;
-import org.apache.tamaya.spi.ConfigurationContext;
-import org.apache.tamaya.spi.ConfigurationContextBuilder;
-import org.apache.tamaya.spi.ConfigurationProviderSpi;
-import org.apache.tamaya.spisupport.DefaultConfiguration;
-import org.osgi.service.component.annotations.Component;
-
-import java.util.Objects;
-
-/**
- * Implementation of the Configuration API. This class uses the current {@link org.apache.tamaya.spi.ConfigurationContext} to evaluate the
- * chain of {@link org.apache.tamaya.spi.PropertySource} and {@link org.apache.tamaya.spi.PropertyFilter}
- * instance to evaluate the current Configuration.
- */
-@Component(service = ConfigurationProviderSpi.class)
-public class DefaultConfigurationProvider implements ConfigurationProviderSpi {
-
-    ConfigurationContext context = new CoreConfigurationContextBuilder()
-            .addDefaultPropertyConverters()
-            .addDefaultPropertyFilters()
-            .addDefaultPropertySources()
-            .build();
-
-    private Configuration config = new DefaultConfiguration(context);
-
-    {
-        String bannerConfig = config.getOrDefault("tamaya.banner", "OFF");
-
-        BannerManager bm = new BannerManager(bannerConfig);
-        bm.outputBanner();
-    }
-
-    @Override
-    public Configuration getConfiguration() {
-        return config;
-    }
-
-    @Override
-    public Configuration createConfiguration(ConfigurationContext context) {
-        return new DefaultConfiguration(context);
-    }
-
-    @Override
-    public ConfigurationContextBuilder getConfigurationContextBuilder() {
-        return new CoreConfigurationContextBuilder();
-    }
-
-    @Override
-    public void setConfiguration(Configuration config) {
-        Objects.requireNonNull(config.getContext());
-        this.config = Objects.requireNonNull(config);
-        this.context = config.getContext();
-    }
-
-    @Override
-    public boolean isConfigurationSettable() {
-        return true;
-    }
-
-    /**
-     * @deprecated use {@link Configuration#getContext()} instead.
-     */
-    @Deprecated
-    @Override
-    public ConfigurationContext getConfigurationContext() {
-        return context;
-    }
-
-    /**
-     * @deprecated the context should be given upon creation of the {@link Configuration}
-     */
-    @Deprecated
-    @Override
-    public void setConfigurationContext(ConfigurationContext context){
-        this.config = new DefaultConfiguration(context);
-        this.context = context;
-    }
-
-
-    @Deprecated
-    @Override
-    public boolean isConfigurationContextSettable() {
-        return true;
-    }
-
-}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultServiceContext.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultServiceContext.java b/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultServiceContext.java
deleted file mode 100644
index 372ae2a..0000000
--- a/code/core/src/main/java/org/apache/tamaya/core/internal/DefaultServiceContext.java
+++ /dev/null
@@ -1,205 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.tamaya.core.internal;
-
-import org.apache.tamaya.ConfigException;
-import org.apache.tamaya.spi.ServiceContext;
-import org.apache.tamaya.spisupport.PriorityServiceComparator;
-
-import javax.annotation.Priority;
-import java.io.IOException;
-import java.net.URL;
-import java.text.MessageFormat;
-import java.util.*;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-/**
- * This class implements the (default) {@link org.apache.tamaya.spi.ServiceContext} interface and hereby uses the JDK
- * {@link java.util.ServiceLoader} to load the services required.
- */
-public final class DefaultServiceContext implements ServiceContext {
-    private static final Logger LOG = Logger.getLogger(DefaultServiceContext.class.getName());
-    /**
-     * List current services loaded, per class.
-     */
-    private final ConcurrentHashMap<Class<?>, List<Object>> servicesLoaded = new ConcurrentHashMap<>();
-    /**
-     * Singletons.
-     */
-    private final Map<Class<?>, Object> singletons = new ConcurrentHashMap<>();
-    @SuppressWarnings("rawtypes")
-	private Map<Class, Class> factoryTypes = new ConcurrentHashMap<>();
-
-    @Override
-    public <T> T getService(Class<T> serviceType) {
-        Object cached = singletons.get(serviceType);
-        if (cached == null) {
-            cached = create(serviceType);
-            if(cached!=null) {
-                singletons.put(serviceType, cached);
-            }
-        }
-        return serviceType.cast(cached);
-    }
-
-    @Override
-    public <T> T create(Class<T> serviceType) {
-        @SuppressWarnings("unchecked")
-		Class<? extends T> implType = factoryTypes.get(serviceType);
-        if(implType==null) {
-            Collection<T> services = getServices(serviceType);
-            if (services.isEmpty()) {
-                return null;
-            } else {
-                return getServiceWithHighestPriority(services, serviceType);
-            }
-        }
-        try {
-            return implType.newInstance();
-        } catch (Exception e) {
-            LOG.log(Level.SEVERE, "Failed to create instance of " + implType.getName(), e);
-            return  null;
-        }
-    }
-
-    /**
-     * Loads and registers services.
-     *
-     * @param <T>         the concrete type.
-     * @param serviceType The service type.
-     * @return the items found, never {@code null}.
-     */
-    @Override
-    public <T> List<T> getServices(final Class<T> serviceType) {
-        @SuppressWarnings("unchecked")
-		List<T> found = (List<T>) servicesLoaded.get(serviceType);
-        if (found != null) {
-            return found;
-        }
-        List<T> services = new ArrayList<>();
-        try {
-            for (T t : ServiceLoader.load(serviceType)) {
-                services.add(t);
-            }
-            if(services.isEmpty()) {
-                for (T t : ServiceLoader.load(serviceType, serviceType.getClassLoader())) {
-                    services.add(t);
-                }
-            }
-            Collections.sort(services, PriorityServiceComparator.getInstance());
-            services = Collections.unmodifiableList(services);
-        } catch (ServiceConfigurationError e) {
-            LOG.log(Level.WARNING,
-                    "Error loading services current type " + serviceType, e);
-            if(services==null){
-                services = Collections.emptyList();
-            }
-        }
-        @SuppressWarnings("unchecked")
-		final List<T> previousServices = List.class.cast(servicesLoaded.putIfAbsent(serviceType, (List<Object>) services));
-        return previousServices != null ? previousServices : services;
-    }
-
-    /**
-     * Checks the given instance for a @Priority annotation. If present the annotation's value is evaluated. If no such
-     * annotation is present, a default priority of {@code 1} is returned.
-     * @param o the instance, not {@code null}.
-     * @return a priority, by default 1.
-     */
-    public static int getPriority(Object o){
-        int prio = 1; //X TODO discuss default priority
-        Priority priority = o.getClass().getAnnotation(Priority.class);
-        if (priority != null) {
-            prio = priority.value();
-        }
-        return prio;
-    }
-
-    /**
-     * @param services to scan
-     * @param <T>      type of the service
-     *
-     * @return the service with the highest {@link javax.annotation.Priority#value()}
-     *
-     * @throws ConfigException if there are multiple service implementations with the maximum priority
-     */
-    private <T> T getServiceWithHighestPriority(Collection<T> services, Class<T> serviceType) {
-        T highestService = null;
-        // we do not need the priority stuff if the list contains only one element
-        if (services.size() == 1) {
-            highestService = services.iterator().next();
-            this.factoryTypes.put(serviceType, highestService.getClass());
-            return highestService;
-        }
-
-        Integer highestPriority = null;
-        int highestPriorityServiceCount = 0;
-
-        for (T service : services) {
-            int prio = getPriority(service);
-            if (highestPriority == null || highestPriority < prio) {
-                highestService = service;
-                highestPriorityServiceCount = 1;
-                highestPriority = prio;
-            } else if (highestPriority == prio) {
-                highestPriorityServiceCount++;
-            }
-        }
-
-        if (highestPriorityServiceCount > 1) {
-            throw new ConfigException(MessageFormat.format("Found {0} implementations for Service {1} with Priority {2}: {3}",
-                                                           highestPriorityServiceCount,
-                                                           serviceType.getName(),
-                                                           highestPriority,
-                                                           services));
-        }
-        this.factoryTypes.put(serviceType, highestService.getClass());
-        return highestService;
-    }
-
-    @Override
-    public int ordinal() {
-        return 1;
-    }
-
-    @Override
-    public Enumeration<URL> getResources(String resource, ClassLoader cl) throws IOException {
-        if(cl==null){
-            cl = Thread.currentThread().getContextClassLoader();
-        }
-        if(cl==null){
-            cl = getClass().getClassLoader();
-        }
-        return cl.getResources(resource);
-    }
-
-    @Override
-    public URL getResource(String resource, ClassLoader cl) {
-        if(cl==null){
-            cl = Thread.currentThread().getContextClassLoader();
-        }
-        if(cl==null){
-            cl = getClass().getClassLoader();
-        }
-        return cl.getResource(resource);
-    }
-
-}

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/java/org/apache/tamaya/core/internal/OSGIServiceContext.java
----------------------------------------------------------------------
diff --git a/code/core/src/main/java/org/apache/tamaya/core/internal/OSGIServiceContext.java b/code/core/src/main/java/org/apache/tamaya/core/internal/OSGIServiceContext.java
index ddbf692..b7328d9 100644
--- a/code/core/src/main/java/org/apache/tamaya/core/internal/OSGIServiceContext.java
+++ b/code/core/src/main/java/org/apache/tamaya/core/internal/OSGIServiceContext.java
@@ -62,7 +62,7 @@ public class OSGIServiceContext implements ServiceContext{
         }
         if(ConfigurationProviderSpi.class==serviceType){
             @SuppressWarnings("unchecked")
-			T service = (T)new DefaultConfigurationProvider();
+			T service = (T)new CoreConfigurationProvider();
             this.osgiServiceLoader.getBundleContext().registerService(
                     serviceType.getName(),
                     service,

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationBuilder
----------------------------------------------------------------------
diff --git a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationBuilder b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationBuilder
new file mode 100644
index 0000000..700b2b5
--- /dev/null
+++ b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationBuilder
@@ -0,0 +1,19 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy current the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+org.apache.tamaya.core.internal.CoreConfigurationContextBuilder
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationContextBuilder
----------------------------------------------------------------------
diff --git a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationContextBuilder b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationContextBuilder
deleted file mode 100644
index 700b2b5..0000000
--- a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationContextBuilder
+++ /dev/null
@@ -1,19 +0,0 @@
-#
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy current the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-#
-org.apache.tamaya.core.internal.CoreConfigurationContextBuilder
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
----------------------------------------------------------------------
diff --git a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
index 7c0e249..c4aa43f 100644
--- a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
+++ b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ConfigurationProviderSpi
@@ -16,4 +16,4 @@
 # specific language governing permissions and limitations
 # under the License.
 #
-org.apache.tamaya.core.internal.DefaultConfigurationProvider
+org.apache.tamaya.core.internal.CoreConfigurationProvider

http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/15f7cbbb/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ServiceContext
----------------------------------------------------------------------
diff --git a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ServiceContext b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ServiceContext
index f8e7e7f..135caa1 100644
--- a/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ServiceContext
+++ b/code/core/src/main/resources/META-INF/services/org.apache.tamaya.spi.ServiceContext
@@ -16,4 +16,4 @@
 # specific language governing permissions and limitations
 # under the License.
 #
-org.apache.tamaya.core.internal.DefaultServiceContext
+org.apache.tamaya.spisupport.DefaultServiceContext