[sling-org-apache-sling-models-impl] 13/16: SLING-3700 - adding a ResourceResolver injector

[ro...@apache.org]

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rombert pushed a commit to annotated tag org.apache.sling.models.impl-1.0.6
in repository https://gitbox.apache.org/repos/asf/sling-org-apache-sling-models-impl.git

commit 5d87969fb62eddb8f3f4a992e4a9f244e0a72d19
Author: Justin Edelson <ju...@apache.org>
AuthorDate: Wed Jun 25 15:38:50 2014 +0000

    SLING-3700 - adding a ResourceResolver injector
    
    git-svn-id: https://svn.apache.org/repos/asf/sling/trunk/bundles/extensions/models/impl@1605451 13f79535-47bb-0310-9956-ffa450edef68
---
 .../impl/injectors/ResourceResolverInjector.java   | 58 ++++++++++++++++++++
 .../injectors/ResourceResolverInjectorTest.java    | 62 ++++++++++++++++++++++
 2 files changed, 120 insertions(+)

diff --git a/src/main/java/org/apache/sling/models/impl/injectors/ResourceResolverInjector.java b/src/main/java/org/apache/sling/models/impl/injectors/ResourceResolverInjector.java
new file mode 100644
index 0000000..a84bd89
--- /dev/null
+++ b/src/main/java/org/apache/sling/models/impl/injectors/ResourceResolverInjector.java
@@ -0,0 +1,58 @@
+/*
+ * 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.sling.models.impl.injectors;
+
+import java.lang.reflect.AnnotatedElement;
+import java.lang.reflect.Type;
+
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Property;
+import org.apache.felix.scr.annotations.Service;
+import org.apache.sling.api.SlingHttpServletRequest;
+import org.apache.sling.api.resource.Resource;
+import org.apache.sling.models.spi.DisposalCallbackRegistry;
+import org.apache.sling.models.spi.Injector;
+import org.osgi.framework.Constants;
+
+@Component
+@Service
+@Property(name = Constants.SERVICE_RANKING, intValue = 900)
+public class ResourceResolverInjector implements Injector {
+
+    private static final String NAME_RESOURCE_RESOLVER = "resourceResolver";
+
+    @Override
+    public String getName() {
+        return "resource-resolver";
+    }
+
+    @Override
+    public Object getValue(Object adaptable, String name, Type declaredType, AnnotatedElement element,
+            DisposalCallbackRegistry callbackRegistry) {
+        if (NAME_RESOURCE_RESOLVER.equals(name)) {
+            if (adaptable instanceof Resource) {
+                return ((Resource) adaptable).getResourceResolver();
+            } else if (adaptable instanceof SlingHttpServletRequest) {
+                return ((SlingHttpServletRequest) adaptable).getResourceResolver();
+            }
+        }
+        return null;
+    }
+
+}
diff --git a/src/test/java/org/apache/sling/models/impl/injectors/ResourceResolverInjectorTest.java b/src/test/java/org/apache/sling/models/impl/injectors/ResourceResolverInjectorTest.java
new file mode 100644
index 0000000..58e82bd
--- /dev/null
+++ b/src/test/java/org/apache/sling/models/impl/injectors/ResourceResolverInjectorTest.java
@@ -0,0 +1,62 @@
+/*
+ * 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.sling.models.impl.injectors;
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+
+import org.apache.sling.api.SlingHttpServletRequest;
+import org.apache.sling.api.SlingHttpServletResponse;
+import org.apache.sling.api.resource.Resource;
+import org.apache.sling.api.resource.ResourceResolver;
+import org.junit.Test;
+
+public class ResourceResolverInjectorTest {
+
+    private ResourceResolverInjector injector = new ResourceResolverInjector();
+
+    @Test
+    public void testFromResource() {
+        Resource resource = mock(Resource.class);
+        ResourceResolver resourceResolver = mock(ResourceResolver.class);
+        when(resource.getResourceResolver()).thenReturn(resourceResolver);
+
+        Object result = injector.getValue(resource, "resourceResolver", null, null, null);
+        assertEquals(resourceResolver, result);
+    }
+
+    @Test
+    public void testFromRequest() {
+        SlingHttpServletRequest request = mock(SlingHttpServletRequest.class);
+        ResourceResolver resourceResolver = mock(ResourceResolver.class);
+        when(request.getResourceResolver()).thenReturn(resourceResolver);
+
+        Object result = injector.getValue(request, "resourceResolver", null, null, null);
+        assertEquals(resourceResolver, result);
+    }
+
+    @Test
+    public void testFromSomethingElse() {
+        SlingHttpServletResponse response = mock(SlingHttpServletResponse.class);
+
+        Object result = injector.getValue(response, "resourceResolver", null, null, null);
+        assertNull(result);
+    }
+
+}

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