diff options
Diffstat (limited to 'branches/sca-android-r643746/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ResourceProcessor.java')
-rw-r--r-- | branches/sca-android-r643746/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ResourceProcessor.java | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/branches/sca-android-r643746/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ResourceProcessor.java b/branches/sca-android-r643746/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ResourceProcessor.java new file mode 100644 index 0000000000..a7822cf150 --- /dev/null +++ b/branches/sca-android-r643746/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ResourceProcessor.java @@ -0,0 +1,137 @@ +/*
+ * 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.implementation.java.introspect.impl;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Member;
+import java.lang.reflect.Method;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.implementation.java.IntrospectionException;
+import org.apache.tuscany.sca.implementation.java.JavaImplementation;
+import org.apache.tuscany.sca.implementation.java.impl.JavaElementImpl;
+import org.apache.tuscany.sca.implementation.java.impl.JavaParameterImpl;
+import org.apache.tuscany.sca.implementation.java.impl.JavaResourceImpl;
+
+/**
+ * Processes an {@link @Resource} annotation, updating the component type with
+ * corresponding {@link org.apache.tuscany.spi.implementation.java.JavaResourceImpl}
+ *
+ * @version $Rev: 567542 $ $Date: 2007-08-19 22:13:29 -0700 (Sun, 19 Aug 2007) $
+ */
+public class ResourceProcessor extends BaseJavaClassVisitor {
+
+ public ResourceProcessor(AssemblyFactory factory) {
+ super(factory);
+ }
+
+ @Override
+ public void visitMethod(Method method, JavaImplementation type) throws IntrospectionException {
+ org.apache.tuscany.sca.implementation.java.introspect.impl.Resource annotation = method
+ .getAnnotation(org.apache.tuscany.sca.implementation.java.introspect.impl.Resource.class);
+ if (annotation == null) {
+ return;
+ }
+ if (method.getParameterTypes().length != 1) {
+ throw new IllegalResourceException("Resource setter must have one parameter", method);
+ }
+ String name = annotation.name();
+ if (name.length() < 1) {
+ name = JavaIntrospectionHelper.toPropertyName(method.getName());
+ }
+ if (type.getResources().get(name) != null) {
+ throw new DuplicateResourceException(name);
+ }
+
+ String mappedName = annotation.mappedName();
+ JavaResourceImpl resource = createResource(name, new JavaElementImpl(method, 0));
+ resource.setOptional(annotation.optional());
+ if (mappedName.length() > 0) {
+ resource.setMappedName(mappedName);
+ }
+ type.getResources().put(resource.getName(), resource);
+ }
+
+ @Override
+ public void visitField(Field field, JavaImplementation type) throws IntrospectionException {
+
+ org.apache.tuscany.sca.implementation.java.introspect.impl.Resource annotation = field
+ .getAnnotation(org.apache.tuscany.sca.implementation.java.introspect.impl.Resource.class);
+ if (annotation == null) {
+ return;
+ }
+ String name = annotation.name();
+ if (name.length() < 1) {
+ name = field.getName();
+ }
+ if (type.getResources().get(name) != null) {
+ throw new DuplicateResourceException(name);
+ }
+
+ String mappedName = annotation.mappedName();
+
+ JavaResourceImpl resource = createResource(name, new JavaElementImpl(field));
+ resource.setOptional(annotation.optional());
+ if (mappedName.length() > 0) {
+ resource.setMappedName(mappedName);
+ }
+ type.getResources().put(resource.getName(), resource);
+ }
+
+ @SuppressWarnings("unchecked")
+ public JavaResourceImpl createResource(String name, JavaElementImpl element) {
+ element.setClassifer(org.apache.tuscany.sca.implementation.java.introspect.impl.Resource.class);
+ element.setName(name);
+ return new JavaResourceImpl(element);
+ }
+
+ @Override
+ public void visitConstructorParameter(JavaParameterImpl parameter, JavaImplementation type)
+ throws IntrospectionException {
+ org.apache.tuscany.sca.implementation.java.introspect.impl.Resource resourceAnnotation = parameter
+ .getAnnotation(org.apache.tuscany.sca.implementation.java.introspect.impl.Resource.class);
+ if (resourceAnnotation != null) {
+ String name = resourceAnnotation.name();
+ if ("".equals(name)) {
+ name = parameter.getName();
+ }
+ if ("".equals(name)) {
+ throw new InvalidResourceException("Missing resource name", (Member)parameter.getAnchor());
+ }
+
+ if (!"".equals(parameter.getName()) && !name.equals(parameter.getName())) {
+ throw new InvalidConstructorException("Mismatched resource name: " + parameter);
+ }
+
+ if (type.getResources().get(name) != null) {
+ throw new DuplicateResourceException(name);
+ }
+
+ String mappedName = resourceAnnotation.mappedName();
+
+ JavaResourceImpl resource = createResource(name, parameter);
+ resource.setOptional(resourceAnnotation.optional());
+ if (mappedName.length() > 0) {
+ resource.setMappedName(mappedName);
+ }
+ type.getResources().put(resource.getName(), resource);
+ }
+ }
+
+}
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