Add a utility to generate a JAX-RS resource class from the JAX-RS annotated interface

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@940652 13f79535-47bb-0310-9956-ffa450edef68

4 files changed, 198 insertions, 0 deletions

diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java
new file mode 100644
index 0000000000..46d501d4be
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/MockedResource.java
@@ -0,0 +1,44 @@
+/*
+ * 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.tuscany.sca.interfacedef.java.jaxrs;
+
+public class MockedResource implements Resource {
+    private String value;
+
+    public MockedResource() {
+        super();
+    }
+
+    public String get() {
+        return value;
+    }
+
+    public void create(String value) {
+        this.value = value;
+    }
+
+    public void delete() {
+        value = null;
+    }
+
+    public void update(String value) {
+        this.value = value;
+    }
+}
diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java
new file mode 100644
index 0000000000..ac9fd514bd
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/Resource.java
@@ -0,0 +1,44 @@
+/*
+ * 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.tuscany.sca.interfacedef.java.jaxrs;
+
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+
+import org.oasisopen.sca.annotation.Remotable;
+
+@Remotable
+public interface Resource {
+
+    @GET
+    String get();
+
+    @PUT
+    void update(String value);
+
+    @POST
+    void create(String value);
+
+    @DELETE
+    void delete();
+
+}
diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java
new file mode 100644
index 0000000000..625a91c45a
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/ResourceWrapper.java
@@ -0,0 +1,50 @@
+/*
+ * 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.tuscany.sca.interfacedef.java.jaxrs;
+
+import javax.ws.rs.Path;
+
+
+@Path("myURI")
+public class ResourceWrapper implements Resource {
+    public static Resource delegate;
+
+    public ResourceWrapper() {
+        super();
+    }
+
+
+    public String get() {
+        return delegate.get();
+    }
+
+    public void create(String value) {
+        delegate.create(value);
+    }
+
+    public void delete() {
+        delegate.delete();
+    }
+
+    public void update(String value) {
+        delegate.update(value);
+    }
+
+}
diff --git a/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java
new file mode 100644
index 0000000000..cef9fcf90e
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/interface-java-jaxrs/src/test/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/RootResourceClassGeneratorTestCase.java
@@ -0,0 +1,60 @@
+/*
+ * 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.tuscany.sca.interfacedef.java.jaxrs;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+
+import javax.ws.rs.Path;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * 
+ */
+public class RootResourceClassGeneratorTestCase {
+    @Test
+    public void testGenerator() throws Exception {
+        Class<?> cls = RootResourceClassGenerator.generateRootResourceClass(Resource.class, "myURI");
+        Assert.assertTrue(cls.isAnnotationPresent(Path.class));
+        Path path = cls.getAnnotation(Path.class);
+        Assert.assertEquals("myURI", path.value());
+        Field field = cls.getField("delegate");
+        Assert.assertSame(Resource.class, field.getType());
+
+        Assert.assertTrue(Modifier.isPublic(field.getModifiers()));
+        Assert.assertTrue(Modifier.isStatic(field.getModifiers()));
+
+        Assert.assertTrue(Resource.class.isAssignableFrom(cls));
+
+        Resource resource = new MockedResource();
+        field.set(null, resource);
+
+        Resource resourceProxy = (Resource)cls.newInstance();
+        Assert.assertNull(resourceProxy.get());
+        resourceProxy.create("123");
+        Assert.assertEquals("123", resourceProxy.get());
+        resourceProxy.update("ABC");
+        Assert.assertEquals("ABC", resourceProxy.get());
+        resourceProxy.delete();
+        Assert.assertNull(resourceProxy.get());
+    }
+}