diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
commit | a40e527938d76ba71f211da7e327adb50384ba69 (patch) | |
tree | cb8f99f1727122b040a3f0fbb6649292b6a74302 /sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime | |
parent | 968721109881107520d7aefa91d7fcc0519d7739 (diff) |
Moving 1.x tags
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835157 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime')
3 files changed, 479 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SCAParentApplicationContext.java b/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SCAParentApplicationContext.java new file mode 100644 index 0000000000..b93874a9f3 --- /dev/null +++ b/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SCAParentApplicationContext.java @@ -0,0 +1,190 @@ +/*
+ * 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.runtime.context;
+
+import java.io.IOException;
+import java.util.Locale;
+import java.util.Map;
+
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.BeanFactory;
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
+import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationEvent;
+import org.springframework.context.MessageSourceResolvable;
+import org.springframework.context.NoSuchMessageException;
+import org.springframework.core.io.Resource;
+
+/**
+ * A Spring ParentApplicationContext for a given Spring Implementation
+ *
+ * The Parent application context is responsible for handling those entities within a Spring
+ * application context that actually belong to SCA rather than to Spring. The principal things
+ * are Properties and References. These may be present either through explicit <sca:property/>
+ * and <sca:reference/> elements in the application context or they may be implicit through
+ * unresolved Spring bean <property.../> elements. In either case, it is the Parent application
+ * context that must provide Spring beans that correspond to the property or reference, as derived
+ * from the SCA composite in which the Spring application context is an implementation.
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+class SCAParentApplicationContext implements ApplicationContext {
+
+ // The Spring implementation for which this is the parent application context
+ private SpringImplementationStub implementation;
+
+ private static final String[] EMPTY_ARRAY = new String[0];
+
+ public SCAParentApplicationContext(SpringImplementationStub implementation) {
+ this.implementation = implementation;
+ } // end constructor
+
+ public Object getBean(String name) throws BeansException {
+ return getBean(name, (Class) null);
+ }
+
+ /**
+ * Get a Bean for a reference or for a property.
+ *
+ * @param name - the name of the Bean required
+ * @param requiredType - the required type of the Bean (either a Java class or a Java interface)
+ * @return Object - a Bean which matches the requested bean
+ */
+ public Object getBean(String name, Class requiredType) throws BeansException {
+ return implementation.getBean(name, requiredType);
+ } // end method getBean( String, Class )
+
+ public Object getBean(String name, Object[] args) throws BeansException {
+ return getBean(name, ((Class)null));
+ }
+
+ public boolean containsBean(String name) {
+ // TODO
+ System.out.println("Spring parent context - containsBean called for name: " + name);
+ return false;
+ }
+
+ public boolean isSingleton(String name) throws NoSuchBeanDefinitionException {
+ // TODO
+ return false;
+ }
+
+ public boolean isTypeMatch(String name, Class targetType) throws NoSuchBeanDefinitionException {
+ throw new UnsupportedOperationException();
+ }
+
+ public Class getType(String name) throws NoSuchBeanDefinitionException {
+ return null;
+ }
+
+ public String[] getAliases(String name) throws NoSuchBeanDefinitionException {
+ return EMPTY_ARRAY;
+ }
+
+ public ApplicationContext getParent() {
+ return null;
+ }
+
+ public AutowireCapableBeanFactory getAutowireCapableBeanFactory() throws IllegalStateException {
+ return null;
+ }
+
+ public String getId() {
+ return this.toString();
+ }
+
+ public String getDisplayName() {
+ return implementation.getURI();
+ }
+
+ public long getStartupDate() {
+ return 0;
+ }
+
+ public boolean containsBeanDefinition(String beanName) {
+ return false;
+ }
+
+ public int getBeanDefinitionCount() {
+ return 0;
+ }
+
+ public String[] getBeanDefinitionNames() {
+ return new String[0];
+ }
+
+ public String[] getBeanNamesForType(Class type) {
+ return new String[0];
+ }
+
+ public String[] getBeanNamesForType(Class type, boolean includePrototypes, boolean includeFactoryBeans) {
+ return new String[0];
+ }
+
+ public Map getBeansOfType(Class type) throws BeansException {
+ return null;
+ }
+
+ public Map getBeansOfType(Class type, boolean includePrototypes, boolean includeFactoryBeans) throws BeansException {
+ return null;
+ }
+
+ public boolean isPrototype(String theString) {
+ return false;
+ }
+
+ public BeanFactory getParentBeanFactory() {
+ return null;
+ }
+
+ public boolean containsLocalBean(String name) {
+ return false;
+ }
+
+ public String getMessage(String code, Object[] args, String defaultMessage, Locale locale) {
+ return null;
+ }
+
+ public String getMessage(String code, Object[] args, Locale locale) throws NoSuchMessageException {
+ return null;
+ }
+
+ public String getMessage(MessageSourceResolvable resolvable, Locale locale) throws NoSuchMessageException {
+ return null;
+ }
+
+ public void publishEvent(ApplicationEvent event) {
+
+ }
+
+ public Resource[] getResources(String locationPattern) throws IOException {
+ return new Resource[0];
+ }
+
+ public Resource getResource(String location) {
+ return null;
+ }
+
+ public ClassLoader getClassLoader() {
+ // REVIEW: this is almost certainly flawed, but it's not clear how the SCA runtime's
+ // resource loading mechanism is exposed right now.
+ return this.getClass().getClassLoader();
+ }
+}
diff --git a/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SpringContextTie.java b/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SpringContextTie.java new file mode 100644 index 0000000000..15d780b185 --- /dev/null +++ b/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SpringContextTie.java @@ -0,0 +1,172 @@ +/*
+ * 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.runtime.context;
+
+import java.net.URL;
+import java.util.Iterator;
+import java.util.List;
+
+import org.apache.tuscany.sca.implementation.spring.processor.ComponentNameAnnotationProcessor;
+import org.apache.tuscany.sca.implementation.spring.processor.ComponentStub;
+import org.apache.tuscany.sca.implementation.spring.processor.ConstructorAnnotationProcessor;
+import org.apache.tuscany.sca.implementation.spring.processor.InitDestroyAnnotationProcessor;
+import org.apache.tuscany.sca.implementation.spring.processor.PropertyAnnotationProcessor;
+import org.apache.tuscany.sca.implementation.spring.processor.PropertyValueStub;
+import org.apache.tuscany.sca.implementation.spring.processor.ReferenceAnnotationProcessor;
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.config.BeanPostProcessor;
+import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
+import org.springframework.beans.factory.config.ConstructorArgumentValues;
+import org.springframework.beans.factory.config.TypedStringValue;
+import org.springframework.beans.factory.support.ManagedList;
+import org.springframework.beans.factory.xml.XmlBeanFactory;
+import org.springframework.context.support.AbstractApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.context.support.FileSystemXmlApplicationContext;
+import org.springframework.context.support.GenericApplicationContext;
+import org.springframework.core.io.UrlResource;
+import org.springframework.core.SpringVersion;
+
+/**
+ * This is the runtime side tie for the corresponding tuscany side stub class.
+ * It enables the Tuscany code to invoke methods on a Spring context without
+ * needing to know about any Spring classes. See the SpringContextStub class
+ * in the implementation-spring module for what the stub does.
+ */
+public class SpringContextTie {
+
+ private AbstractApplicationContext springContext;
+ private SpringImplementationStub implementation;
+
+ public SpringContextTie(SpringImplementationStub implementation, URL resource) throws Exception {
+ this.implementation = implementation;
+ if (! SpringVersion.getVersion().equals("2.5.5")) {
+ throw new RuntimeException("Unsupported version: Use only Spring Framework Version 2.5.5");
+ }
+ SCAParentApplicationContext scaParentContext = new SCAParentApplicationContext(implementation);
+ springContext = createApplicationContext(scaParentContext, resource);
+ }
+
+ public void start() {
+ // Do refresh here to ensure that Spring Beans are not touched before the SCA config process is complete...
+ springContext.refresh();
+ springContext.start();
+ }
+
+ public void close() {
+ springContext.close();
+ if (springContext instanceof GenericApplicationContext) {
+ springContext.stop();
+ }
+ }
+
+ /**
+ * Include BeanPostProcessor to deal with SCA Annotations in Spring Bean
+ */
+// private Object createApplicationContext(SCAParentApplicationContext scaParentContext) {
+
+ private AbstractApplicationContext createApplicationContext(SCAParentApplicationContext scaParentContext, URL resource) {
+
+ XmlBeanFactory beanFactory = new XmlBeanFactory(new UrlResource(resource));
+ AbstractApplicationContext appContext = null;
+
+ for (String bean : beanFactory.getBeanDefinitionNames()) {
+ String beanClassName = (beanFactory.getType(bean)).getName();
+ if (beanClassName.indexOf(".ClassPathXmlApplicationContext") != -1 ||
+ beanClassName.indexOf(".FileSystemXmlApplicationContext") != -1)
+ {
+ BeanDefinition beanDef = beanFactory.getBeanDefinition(bean);
+ String[] listValues = null;
+ List<ConstructorArgumentValues.ValueHolder> conArgs =
+ beanDef.getConstructorArgumentValues().getGenericArgumentValues();
+ for (ConstructorArgumentValues.ValueHolder conArg : conArgs) {
+ if (conArg.getValue() instanceof TypedStringValue) {
+ TypedStringValue value = (TypedStringValue) conArg.getValue();
+ if (value.getValue().indexOf(".xml") != -1)
+ listValues = new String[]{value.getValue()};
+ }
+ if (conArg.getValue() instanceof ManagedList) {
+ Iterator itml = ((ManagedList)conArg.getValue()).iterator();
+ StringBuffer values = new StringBuffer();
+ while (itml.hasNext()) {
+ TypedStringValue next = (TypedStringValue)itml.next();
+ if (next.getValue().indexOf(".xml") != -1) {
+ values.append(next.getValue());
+ values.append("~");
+ }
+ }
+ listValues = (values.toString()).split("~");
+ }
+ }
+
+ if (beanClassName.indexOf(".ClassPathXmlApplicationContext") != -1) {
+ appContext = new ClassPathXmlApplicationContext(listValues, false, scaParentContext);
+ appContext.refresh();
+ includeAnnotationProcessors(appContext.getBeanFactory());
+ return appContext;
+ } else {
+ appContext = new FileSystemXmlApplicationContext(listValues, false, scaParentContext);
+ appContext.refresh();
+ includeAnnotationProcessors(appContext.getBeanFactory());
+ return appContext;
+ }
+ }
+ }
+
+ // use the generic application context as default
+ includeAnnotationProcessors(beanFactory);
+ appContext = new GenericApplicationContext(beanFactory, scaParentContext);
+ return appContext;
+ }
+
+ public Object getBean(String id) throws BeansException {
+ return springContext.getBean(id);
+ }
+
+ /**
+ * Include BeanPostProcessor to deal with SCA Annotations in Spring Bean
+ */
+ private void includeAnnotationProcessors(ConfigurableListableBeanFactory beanFactory) {
+
+ // Processor to deal with @Init and @Destroy SCA Annotations
+ BeanPostProcessor initDestroyProcessor = new InitDestroyAnnotationProcessor();
+ beanFactory.addBeanPostProcessor(initDestroyProcessor);
+
+ // Processor to deal with @Reference SCA Annotations
+ ComponentStub component = new ComponentStub(implementation.getComponentTie());
+ BeanPostProcessor referenceProcessor = new ReferenceAnnotationProcessor(component);
+ beanFactory.addBeanPostProcessor(referenceProcessor);
+
+ // Processor to deal with @Property SCA Annotations
+ PropertyValueStub pvs = new PropertyValueStub(implementation.getPropertyValueTie());
+ BeanPostProcessor propertyProcessor = new PropertyAnnotationProcessor(pvs);
+ beanFactory.addBeanPostProcessor(propertyProcessor);
+
+ // Processor to deal with @ComponentName SCA Annotations
+ BeanPostProcessor componentNameProcessor = new ComponentNameAnnotationProcessor(implementation.getComponentName());
+ beanFactory.addBeanPostProcessor(componentNameProcessor);
+
+ // Processor to deal with @Constructor SCA Annotations
+ BeanPostProcessor constructorProcessor = new ConstructorAnnotationProcessor();
+ beanFactory.addBeanPostProcessor(constructorProcessor);
+ }
+
+}
diff --git a/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SpringImplementationStub.java b/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SpringImplementationStub.java new file mode 100644 index 0000000000..3139c9c500 --- /dev/null +++ b/sca-java-1.x/tags/1.5-RC0/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/runtime/context/SpringImplementationStub.java @@ -0,0 +1,117 @@ +/*
+ * 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.runtime.context;
+
+import java.lang.reflect.Method;
+
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
+
+/**
+ * This is the runtime side stub for the corresponding Tuscany-side stub class.
+ * It enables the Spring code in the runtime module to invoke methods on a
+ * Tuscany SpringImplementation without the Spring runtime module
+ * needing to know about any Tuscany classes. See the SpringImplementationTie class
+ * in the implementation-spring module for what the tie does.
+ */
+public class SpringImplementationStub {
+
+ Object tie;
+ Method getURI;
+ Method getBean;
+ Method getComponentName;
+ Method getComponentTie;
+ Method getPropertyValueTie;
+
+ public SpringImplementationStub(Object tie) {
+ this.tie = tie;
+ Class<?> tieClass = tie.getClass();
+ try {
+ getURI = tieClass.getMethod("getURI", new Class<?>[]{});
+ getBean = tieClass.getMethod("getBean", new Class<?>[]{String.class, Class.class});
+ getComponentName = tieClass.getMethod("getComponentName");
+ getComponentTie = tieClass.getMethod("getComponentTie");
+ getPropertyValueTie = tieClass.getMethod("getPropertyValueTie");
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ public String getURI() {
+ try {
+
+ return (String)getURI.invoke(tie);
+
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ /**
+ * Get a Bean for a reference or for a property.
+ *
+ * @param name - the name of the Bean required
+ * @param requiredType - the required type of the Bean (either a Java class or a Java interface)
+ * @return Object - a Bean which matches the requested bean
+ */
+ public Object getBean(String name, Class<?> requiredType) throws BeansException {
+ try {
+
+ Object bean = getBean.invoke(tie, new Object[] {name, requiredType});
+ if (bean == null) {
+ throw new NoSuchBeanDefinitionException("Unable to find Bean with name " + name);
+ }
+ return bean;
+
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ public String getComponentName() {
+ try {
+
+ return (String)getComponentName.invoke(tie);
+
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ public Object getComponentTie() {
+ try {
+
+ return getComponentTie.invoke(tie);
+
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ public Object getPropertyValueTie() {
+ try {
+
+ return getPropertyValueTie.invoke(tie);
+
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
+}
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