diff options
Diffstat (limited to 'branches/sca-java-1.5.1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/processor/ReferenceAnnotationProcessor.java')
-rw-r--r-- | branches/sca-java-1.5.1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/processor/ReferenceAnnotationProcessor.java | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/branches/sca-java-1.5.1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/processor/ReferenceAnnotationProcessor.java b/branches/sca-java-1.5.1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/processor/ReferenceAnnotationProcessor.java deleted file mode 100644 index 79095f2217..0000000000 --- a/branches/sca-java-1.5.1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/processor/ReferenceAnnotationProcessor.java +++ /dev/null @@ -1,164 +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.tuscany.sca.implementation.spring.processor;
-
-import java.beans.PropertyDescriptor;
-import java.lang.annotation.Annotation;
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.lang.reflect.Modifier;
-
-import org.osoa.sca.annotations.Reference;
-import org.springframework.beans.BeanUtils;
-import org.springframework.beans.BeansException;
-import org.springframework.beans.FatalBeanException;
-import org.springframework.beans.factory.config.BeanPostProcessor;
-import org.springframework.util.Assert;
-import org.springframework.util.ReflectionUtils;
-
-public class ReferenceAnnotationProcessor implements BeanPostProcessor {
-
- private Class<? extends Annotation> referenceAnnotationType = Reference.class;
- private ComponentStub component;
-
- public ReferenceAnnotationProcessor (ComponentStub component) {
- this.component = component;
- }
-
- /**
- * Gets referece annotation type.
- */
- protected Class<? extends Annotation> getReferenceAnnotationType() {
- return this.referenceAnnotationType;
- }
-
- /**
- * Sets referece annotation type.
- */
- public void setReferenceAnnotationType(Class<? extends Annotation> referenceAnnotationType) {
- Assert.notNull(referenceAnnotationType, "'referenceAnnotationType' type must not be null.");
- this.referenceAnnotationType = referenceAnnotationType;
- }
-
- /**
- * This method is used to execute before a bean's initialization callback.
- *
- * @see org.springframework.beans.factory.config.BeanPostProcessor#postProcessBeforeInitialization(java.lang.Object, java.lang.String)
- */
- public Object postProcessBeforeInitialization(Object bean, String beanName)
- throws BeansException {
- processAnnotation(bean);
- return bean;
- }
-
- /**
- * This method is used to execute after a bean's initialization callback.
- *
- * @see org.springframework.beans.factory.config.BeanPostProcessor#postProcessAfterInitialization(java.lang.Object, java.lang.String)
- */
- public Object postProcessAfterInitialization(Object bean, String beanName)
- throws BeansException {
- return bean;
- }
-
- /**
- * <p>Processes a beans fields for injection if it has a {@link Reference} annotation.</p>
- */
- protected void processAnnotation(final Object bean) {
-
- final Class<?> clazz = bean.getClass();
-
- ReflectionUtils.doWithMethods(clazz, new ReflectionUtils.MethodCallback() {
- public void doWith(Method method) {
-
- Reference annotation = (Reference) method.getAnnotation(getReferenceAnnotationType());
-
- if (annotation != null) {
- if (Modifier.isStatic(method.getModifiers())) {
- throw new IllegalStateException("Reference annotation is not supported on static methods");
- }
-
- if (Modifier.isPrivate(method.getModifiers())) {
- throw new IllegalStateException("Reference annotation is not supported on private methods");
- }
-
- if (method.getParameterTypes().length == 0) {
- throw new IllegalStateException("Reference annotation requires at least one argument: " + method);
- }
-
- PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
- if (pd != null) {
- String refName = annotation.name();
- if ("".equals(refName)) {
- injectReference(bean, pd, pd.getName());
- } else {
- injectReference(bean, pd, refName);
- }
- }
- }
- }
- });
-
- ReflectionUtils.doWithFields(clazz, new ReflectionUtils.FieldCallback() {
- public void doWith(Field field) {
-
- Reference annotation = (Reference) field.getAnnotation(getReferenceAnnotationType());
-
- if (annotation != null) {
- if (Modifier.isStatic(field.getModifiers())) {
- throw new IllegalStateException("Reference annotation is not supported on static fields");
- }
-
- if (Modifier.isPrivate(field.getModifiers())) {
- throw new IllegalStateException("Reference annotation is not supported on private fields");
- }
-
- ReflectionUtils.makeAccessible(field);
-
- Object referenceObj = null;
- String refName = annotation.name();
- if ("".equals(refName)) {
- referenceObj = component.getService(field.getType(), field.getName());
- } else {
- referenceObj = component.getService(field.getType(), refName);
- }
-
- if (referenceObj != null)
- ReflectionUtils.setField(field, bean, referenceObj);
- }
- }
- });
- }
-
- /**
- * Processes a property descriptor to inject a service.
- */
- public void injectReference(Object bean, PropertyDescriptor pd, String name) {
-
- Object referenceObj = component.getService(pd.getPropertyType(), name);
-
- if (referenceObj != null) {
- try {
- pd.getWriteMethod().invoke(bean, new Object[] { referenceObj });
- } catch (Throwable e) {
- throw new FatalBeanException("Problem injecting reference: " + e.getMessage(), e);
- }
- }
- }
-}
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