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Posted to commits@tamaya.apache.org by an...@apache.org on 2017/11/26 22:51:38 UTC

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

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