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-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAApplicationContext.java53
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCANamespaceHandlerResolver.java53
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAParentApplicationContext.java263
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaNamespaceHandler.java38
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaPropertyBeanDefinitionParser.java35
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaReferenceBeanDefinitionParser.java36
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaServiceBeanDefinitionParser.java36
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringBeanNotFoundException.java39
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementation.java149
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProcessor.java227
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProvider.java87
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProviderFactory.java78
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvocationException.java40
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvoker.java127
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringOperationNotFoundException.java40
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringPropertyValueObjectFactory.java45
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanElement.java58
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanIntrospector.java141
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringPropertyElement.java45
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAPropertyElement.java44
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAReferenceElement.java46
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAServiceElement.java52
-rw-r--r--sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringXMLComponentTypeLoader.java562
23 files changed, 2294 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAApplicationContext.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAApplicationContext.java
new file mode 100644
index 0000000000..b550fc3229
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAApplicationContext.java
@@ -0,0 +1,53 @@
+/*
+ * 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;
+
+import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.AbstractXmlApplicationContext;
+import org.springframework.core.io.Resource;
+
+/**
+ * An <code>ApplicationContext</code> specialization that registers namespace
+ * handlers for SCA elements - in particular the <service/>, <reference/> and
+ * <property/> elements which are provided as SCA extensions to the Spring
+ * application context schema
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SCAApplicationContext extends AbstractXmlApplicationContext {
+ public static final String APP_CONTEXT_PROP = "org.springframework.sca.application.context";
+ private Resource appXml;
+
+ public SCAApplicationContext(ApplicationContext parent, Resource appXml) {
+ super(parent);
+ this.appXml = appXml;
+ //refresh();
+ }
+
+ @Override
+ protected void initBeanDefinitionReader(XmlBeanDefinitionReader beanDefinitionReader) {
+ ClassLoader cl = getClassLoader();
+ beanDefinitionReader.setNamespaceHandlerResolver(new SCANamespaceHandlerResolver(cl));
+ }
+
+ @Override
+ protected Resource[] getConfigResources() {
+ return new Resource[] {appXml};
+ }
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCANamespaceHandlerResolver.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCANamespaceHandlerResolver.java
new file mode 100644
index 0000000000..32f575fe46
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCANamespaceHandlerResolver.java
@@ -0,0 +1,53 @@
+/*
+ * 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;
+
+import org.springframework.beans.factory.xml.DefaultNamespaceHandlerResolver;
+import org.springframework.beans.factory.xml.NamespaceHandler;
+
+/**
+ * Overrides the default Spring namespace resolver to automatically register
+ * {@link ScaNamespaceHandler} instead of requiring a value to be supplied in a
+ * Spring configuration
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SCANamespaceHandlerResolver extends DefaultNamespaceHandlerResolver {
+ private static final String SCA_NAMESPACE = "http://www.springframework.org/schema/sca";
+
+ private ScaNamespaceHandler handler;
+
+ public SCANamespaceHandlerResolver(ClassLoader classLoader) {
+ super(classLoader);
+ handler = new ScaNamespaceHandler(/*componentType*/);
+ }
+
+ public SCANamespaceHandlerResolver(String handlerMappingsLocation, ClassLoader classLoader) {
+ super(classLoader, handlerMappingsLocation);
+ handler = new ScaNamespaceHandler(/*componentType*/);
+ }
+
+ @Override
+ public NamespaceHandler resolve(String namespaceUri) {
+ if (SCA_NAMESPACE.equals(namespaceUri)) {
+ return handler;
+ }
+ return super.resolve(namespaceUri);
+ }
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAParentApplicationContext.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAParentApplicationContext.java
new file mode 100644
index 0000000000..7c5d0f46d6
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAParentApplicationContext.java
@@ -0,0 +1,263 @@
+/*
+ * 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;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+
+import org.apache.tuscany.sca.assembly.ComponentProperty;
+import org.apache.tuscany.sca.assembly.Property;
+import org.apache.tuscany.sca.assembly.Reference;
+import org.apache.tuscany.sca.core.factory.ObjectFactory;
+import org.apache.tuscany.sca.core.invocation.ProxyFactory;
+import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+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 SpringImplementation implementation;
+ private RuntimeComponent component;
+ private JavaPropertyValueObjectFactory propertyFactory;
+
+ private static final String[] EMPTY_ARRAY = new String[0];
+
+ public SCAParentApplicationContext(RuntimeComponent component,
+ SpringImplementation implementation,
+ ProxyFactory proxyService,
+ JavaPropertyValueObjectFactory propertyValueObjectFactory) {
+ this.implementation = implementation;
+ this.component = component;
+ this.propertyFactory = propertyValueObjectFactory;
+ } // end constructor
+
+ public Object getBean(String name) throws BeansException {
+ return getBean(name, 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 {
+ System.out.println("Spring parent context - getBean called for name: " + name);
+ // The expectation is that the requested Bean is either a reference or a property
+ // from the Spring context
+ for (Reference reference : implementation.getReferences()) {
+ if (reference.getName().equals(name)) {
+ // Extract the Java interface for the reference (it can't be any other interface type
+ // for a Spring application context)
+ if (requiredType == null) {
+ JavaInterface javaInterface = (JavaInterface)reference.getInterfaceContract().getInterface();
+ requiredType = javaInterface.getJavaClass();
+ }
+ // Create and return the proxy for the reference
+ return getService(requiredType, reference.getName());
+ } // end if
+ } // end for
+
+ // For a property, get the name and the required Java type and create a Bean
+ // of that type with the value inserted.
+ for (Property property : implementation.getProperties()) {
+ if (property.getName().equals(name)) {
+ if (requiredType == null) {
+ // The following code only deals with a subset of types and was superceded
+ // by the information from the implementation (which uses Classes as found
+ // in the Spring implementation itself.
+ //requiredType = JavaXMLMapper.getJavaType( property.getXSDType() );
+ requiredType = implementation.getPropertyClass(name);
+ }
+ return getPropertyBean(requiredType, property.getName());
+ } // end if
+ } // end for
+ throw new NoSuchBeanDefinitionException("Unable to find Bean with name " + name);
+
+ } // end method getBean( String, Class )
+
+ /**
+ * Creates a proxy Bean for a reference
+ * @param <B> the Business interface type for the reference
+ * @param businessInterface - the business interface as a Class
+ * @param referenceName - the name of the Reference
+ * @return an Bean of the type defined by <B>
+ */
+ private <B> B getService(Class<B> businessInterface, String referenceName) {
+ return component.getComponentContext().getService(businessInterface, referenceName);
+ }
+
+ /**
+ * Method to create a Java Bean for a Property value
+ * @param <B> the class type of the Bean
+ * @param requiredType - a Class object for the required type
+ * @param name - the Property name
+ * @return - a Bean of the specified property, with value set
+ */
+ private <B> B getPropertyBean(Class requiredType, String name) {
+ B propertyObject = null;
+ // Get the component's list of properties
+ List<ComponentProperty> props = component.getProperties();
+ for (ComponentProperty prop : props) {
+ if (prop.getName().equals(name)) {
+ // On finding the property, create a factory for it and create a Bean using
+ // the factory
+ ObjectFactory factory = propertyFactory.createValueFactory(prop, prop.getValue(), requiredType);
+ propertyObject = (B)factory.getInstance();
+ } // end if
+ } // end for
+
+ return propertyObject;
+ }
+
+ 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 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/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaNamespaceHandler.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaNamespaceHandler.java
new file mode 100644
index 0000000000..45f00ce1af
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaNamespaceHandler.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2002-2006 the original author or authors.
+ *
+ * Licensed 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;
+
+import org.springframework.beans.factory.xml.NamespaceHandlerSupport;
+
+/**
+ * Handler for the &lt;sca:&gt; namespace in an application context
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class ScaNamespaceHandler extends NamespaceHandlerSupport {
+
+ public ScaNamespaceHandler() {
+ init();
+ }
+
+ public final void init() {
+ registerBeanDefinitionParser("reference", new ScaReferenceBeanDefinitionParser());
+ registerBeanDefinitionParser("service", new ScaServiceBeanDefinitionParser());
+ registerBeanDefinitionParser("property", new ScaPropertyBeanDefinitionParser());
+ }
+
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaPropertyBeanDefinitionParser.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaPropertyBeanDefinitionParser.java
new file mode 100644
index 0000000000..dc532ce20d
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaPropertyBeanDefinitionParser.java
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2002-2006 the original author or authors.
+ *
+ * Licensed 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;
+
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.xml.BeanDefinitionParser;
+import org.springframework.beans.factory.xml.ParserContext;
+import org.w3c.dom.Element;
+
+/**
+ * Parser for the &lt;sca:reference&gt; element
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class ScaPropertyBeanDefinitionParser implements BeanDefinitionParser {
+
+ public BeanDefinition parse(Element element, ParserContext parserContext) {
+ // do nothing, this is handled by Tuscany
+ return null;
+ }
+
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaReferenceBeanDefinitionParser.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaReferenceBeanDefinitionParser.java
new file mode 100644
index 0000000000..1dd44cd752
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaReferenceBeanDefinitionParser.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2002-2006 the original author or authors.
+ *
+ * Licensed 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;
+
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.xml.BeanDefinitionParser;
+import org.springframework.beans.factory.xml.ParserContext;
+import org.w3c.dom.Element;
+
+/**
+ * Parser for the &lt;sca:reference&gt; element
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class ScaReferenceBeanDefinitionParser implements BeanDefinitionParser {
+
+ public BeanDefinition parse(Element element, ParserContext parserContext) {
+ // do nothing, this is handled by Tuscany
+ return null;
+ }
+
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaServiceBeanDefinitionParser.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaServiceBeanDefinitionParser.java
new file mode 100644
index 0000000000..9dadcd2f49
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaServiceBeanDefinitionParser.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2002-2006 the original author or authors.
+ *
+ * Licensed 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;
+
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.xml.BeanDefinitionParser;
+import org.springframework.beans.factory.xml.ParserContext;
+import org.w3c.dom.Element;
+
+/**
+ * Parser for the &lt;sca:service/&gt; element
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class ScaServiceBeanDefinitionParser implements BeanDefinitionParser {
+
+ public BeanDefinition parse(Element element, ParserContext parserContext) {
+ // do nothing, handled by Tuscany
+ return null;
+ }
+
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringBeanNotFoundException.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringBeanNotFoundException.java
new file mode 100644
index 0000000000..35df76fabc
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringBeanNotFoundException.java
@@ -0,0 +1,39 @@
+/*
+ * 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;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SpringBeanNotFoundException extends Exception {
+
+ private static final long serialVersionUID = -1157790036638157553L;
+
+ public SpringBeanNotFoundException(String msg) {
+ super(msg);
+ }
+
+ public SpringBeanNotFoundException(Throwable e) {
+ super(e);
+ }
+
+ public SpringBeanNotFoundException(String msg, Throwable e) {
+ super(msg,e);
+ }
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementation.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementation.java
new file mode 100644
index 0000000000..56af997fae
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementation.java
@@ -0,0 +1,149 @@
+/*
+ * 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;
+
+import java.util.Hashtable;
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.assembly.Extensible;
+import org.apache.tuscany.sca.assembly.Implementation;
+import org.apache.tuscany.sca.assembly.Property;
+import org.apache.tuscany.sca.assembly.Reference;
+import org.apache.tuscany.sca.assembly.Service;
+import org.apache.tuscany.sca.assembly.impl.ImplementationImpl;
+import org.apache.tuscany.sca.implementation.spring.xml.SpringBeanElement;
+import org.springframework.core.io.Resource;
+
+/**
+ * Represents a Spring implementation.
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SpringImplementation extends ImplementationImpl implements Implementation, Extensible {
+
+ // The location attribute which points to the Spring application-context XML file
+ private String location;
+ // The application-context file as a Spring Resource
+ private Resource resource;
+ private ComponentType componentType;
+ // Mapping of Services to Beans
+ private Hashtable<String, SpringBeanElement> serviceMap;
+ // Mapping of property names to Java class
+ private Hashtable<String, Class> propertyMap;
+
+ protected SpringImplementation() {
+ this.location = null;
+ this.resource = null;
+ setUnresolved(true);
+ serviceMap = new Hashtable<String, SpringBeanElement>();
+ propertyMap = new Hashtable<String, Class>();
+ } // end method SpringImplementation
+
+ /* Returns the location attribute for this Spring implementation */
+ public String getLocation() {
+ return location;
+ }
+
+ /**
+ * Sets the location attribute for this Spring implementation
+ * location - a URI to the Spring application-context file
+ */
+ public void setLocation(String location) {
+ this.location = location;
+ return;
+ }
+
+ public void setResource(Resource resource) {
+ this.resource = resource;
+ }
+
+ public Resource getResource() {
+ return resource;
+ }
+
+ /*
+ * Returns the componentType for this Spring implementation
+ */
+ public ComponentType getComponentType() {
+ return componentType;
+ }
+
+ /*
+ * Sets the componentType for this Spring implementation
+ */
+ public void setComponentType(ComponentType componentType) {
+ this.componentType = componentType;
+ }
+
+ @Override
+ public List<Service> getServices() {
+ return componentType.getServices();
+ }
+
+ @Override
+ public List<Reference> getReferences() {
+ return componentType.getReferences();
+ }
+
+ @Override
+ public List<Property> getProperties() {
+ return componentType.getProperties();
+ }
+
+ /**
+ * Returns the Spring Bean which implements a particular service
+ * @param service the service
+ * @return the bean which implements the service, as a SpringBeanElement
+ */
+ public SpringBeanElement getBeanFromService(Service service) {
+ SpringBeanElement theBean = serviceMap.get(service.getName());
+ return theBean;
+ }
+
+ /**
+ * Sets the mapping from a service to the Spring Bean that implements the service
+ * @param service the service
+ * @param theBean a SpringBeanElement for the Bean implementing the service
+ */
+ public void setBeanForService(Service service, SpringBeanElement theBean) {
+ serviceMap.put(service.getName(), theBean);
+ }
+
+ /**
+ * Add a mapping from a SCA property name to a Java class for the property
+ * @param propertyName
+ * @param propertyClass
+ */
+ public void setPropertyClass(String propertyName, Class propertyClass) {
+ if (propertyName == null || propertyClass == null)
+ return;
+ propertyMap.put(propertyName, propertyClass);
+ return;
+ } // end method setPropertyClass
+
+ /**
+ * Gets the Java Class for an SCA property
+ * @param propertyName - the property name
+ * @return - a Class object for the type of the property
+ */
+ public Class getPropertyClass(String propertyName) {
+ return propertyMap.get(propertyName);
+ } // end method getPropertyClass
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProcessor.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProcessor.java
new file mode 100644
index 0000000000..c886c0390c
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProcessor.java
@@ -0,0 +1,227 @@
+/*
+ * 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;
+
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
+import org.apache.tuscany.sca.assembly.xml.Constants;
+import org.apache.tuscany.sca.assembly.xml.PolicyAttachPointProcessor;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+import org.apache.tuscany.sca.implementation.spring.xml.SpringXMLComponentTypeLoader;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+import org.apache.tuscany.sca.policy.PolicyFactory;
+
+/**
+ * SpringArtifactProcessor is responsible for processing the XML of an <implementation.spring.../>
+ * element in an SCA SCDL file.
+ *
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SpringImplementationProcessor implements StAXArtifactProcessor<SpringImplementation> {
+
+ private static final String LOCATION = "location";
+ private static final String IMPLEMENTATION_SPRING = "implementation.spring";
+ private static final QName IMPLEMENTATION_SPRING_QNAME = new QName(Constants.SCA10_NS, IMPLEMENTATION_SPRING);
+ private static final String MSG_LOCATION_MISSING = "Reading implementation.spring - location attribute missing";
+
+ private AssemblyFactory assemblyFactory;
+ private JavaInterfaceFactory javaFactory;
+ private PolicyFactory policyFactory;
+ private PolicyAttachPointProcessor policyProcessor;
+ private Monitor monitor;
+
+ public SpringImplementationProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+ this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
+ this.javaFactory = modelFactories.getFactory(JavaInterfaceFactory.class);
+ this.policyFactory = modelFactories.getFactory(PolicyFactory.class);
+ this.policyProcessor = new PolicyAttachPointProcessor(policyFactory);
+ this.monitor = monitor;
+ }
+
+ /**
+ * Report a exception.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void error(String message, Object model, Exception ex) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "impl-spring-validation-messages", Severity.ERROR, model, message, ex);
+ monitor.problem(problem);
+ }
+ }
+
+ /**
+ * Report a error.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void error(String message, Object model, Object... messageParameters) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "impl-spring-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+ monitor.problem(problem);
+ }
+ }
+
+ /*
+ * Read the XML and parse out the attributes.
+ *
+ * <implementation.spring.../> has a single required attribute:
+ * "location" - which is the target URI of of an archive file or a directory that contains the Spring
+ * application context files.
+ * If the resource identified by the location attribute is an archive file, then the file
+ * META-INF/MANIFEST.MF is read from the archive.
+ * If the location URI identifies a directory, then META-INF/MANIFEST.MF must exist
+ * underneath that directory.
+ * If the manifest file contains a header "Spring-Context" of the format:
+ * Spring-Context ::= path ( ';' path )*
+ *
+ * Where path is a relative path with respect to the location URI, then the set of paths
+ * specified in the header identify the context configuration files.
+ * If there is no MANIFEST.MF file or no Spring-Context header within that file,
+ * then the default behaviour is to build an application context using all the *.xml files
+ * in the METAINF/spring directory.
+ */
+ public SpringImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+
+ // Create the Spring implementation
+ SpringImplementation springImplementation = null;
+
+ // Read the location attribute for the spring implementation
+ String springLocation = reader.getAttributeValue(null, LOCATION);
+ if (springLocation != null) {
+ springImplementation = new SpringImplementation();
+ springImplementation.setLocation(springLocation);
+ springImplementation.setUnresolved(true);
+ processComponentType(springImplementation);
+ } else {
+ error("LocationAttributeMissing", reader);
+ //throw new ContributionReadException(MSG_LOCATION_MISSING);
+ }
+
+ // Skip to end element
+ while (reader.hasNext()) {
+ if (reader.next() == END_ELEMENT && IMPLEMENTATION_SPRING_QNAME.equals(reader.getName())) {
+ break;
+ }
+ } // end while
+
+ return springImplementation;
+ } // end read
+
+ /*
+ * Handles the component type for the Spring implementation
+ * @param springImplementation - a Spring implementation. The component type information
+ * is created for this implementation
+ *
+ */
+ private void processComponentType(SpringImplementation springImplementation) {
+
+ // Create a ComponentType and mark it unresolved
+ ComponentType componentType = assemblyFactory.createComponentType();
+ componentType.setUnresolved(true);
+ springImplementation.setComponentType(componentType);
+ } // end processComponentType
+
+ /*
+ * Write out the XML representation of the Spring implementation
+ * <implementation.spring location="..." />
+ */
+ public void write(SpringImplementation springImplementation, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+
+ // Write <implementation.spring>
+ policyProcessor.writePolicyPrefixes(springImplementation, writer);
+ writer.writeStartElement(Constants.SCA10_NS, IMPLEMENTATION_SPRING);
+ policyProcessor.writePolicyAttributes(springImplementation, writer);
+
+ if (springImplementation.getLocation() != null) {
+ writer.writeAttribute(LOCATION, springImplementation.getLocation());
+ }
+
+ writer.writeEndElement();
+
+ } // end write
+
+ /**
+ * Resolves the Spring implementation - loads the Spring application-context XML and
+ * derives the spring implementation componentType from it
+ */
+ public void resolve(SpringImplementation springImplementation, ModelResolver resolver)
+ throws ContributionResolveException {
+
+ if (springImplementation == null)
+ return;
+
+ /* Load the Spring component type by reading the Spring application context */
+ SpringXMLComponentTypeLoader springLoader =
+ new SpringXMLComponentTypeLoader(assemblyFactory, javaFactory, policyFactory);
+ try {
+ // Load the Spring Implementation information from its application context file...
+ springLoader.load(springImplementation);
+ } catch (ContributionReadException e) {
+ ContributionResolveException ce = new ContributionResolveException(e);
+ error("ContributionResolveException", resolver, ce);
+ throw ce;
+ }
+
+ ComponentType ct = springImplementation.getComponentType();
+ if (ct.isUnresolved()) {
+ // If the introspection fails to resolve, try to find a side file...
+ ComponentType componentType = resolver.resolveModel(ComponentType.class, ct);
+ if (componentType.isUnresolved()) {
+ error("UnableToResolveComponentType", resolver);
+ //throw new ContributionResolveException("SpringArtifactProcessor: unable to resolve componentType for Spring component");
+ } else {
+ springImplementation.setComponentType(componentType);
+ springImplementation.setUnresolved(false);
+ }
+
+ } // end if
+
+ } // end method resolve
+
+ public QName getArtifactType() {
+ return IMPLEMENTATION_SPRING_QNAME;
+ }
+
+ public Class<SpringImplementation> getModelType() {
+ return SpringImplementation.class;
+ }
+
+} // end class SpringArtifactProcessor
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProvider.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProvider.java
new file mode 100644
index 0000000000..d7724f1723
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProvider.java
@@ -0,0 +1,87 @@
+/*
+ * 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;
+
+import org.apache.tuscany.sca.core.invocation.ProxyFactory;
+import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.ImplementationProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.springframework.context.support.AbstractApplicationContext;
+
+// TODO - create a working version of this class...
+/**
+ * A provider class for runtime Spring implementation instances
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SpringImplementationProvider implements ImplementationProvider {
+ private RuntimeComponent component;
+
+ // A Spring application context object
+ private AbstractApplicationContext springContext;
+
+ /**
+ * Constructor for the provider - takes a component definition and a Spring implementation
+ * description
+ * @param component - the component in the assembly
+ * @param implementation - the implementation
+ */
+ public SpringImplementationProvider(RuntimeComponent component,
+ SpringImplementation implementation,
+ ProxyFactory proxyService,
+ JavaPropertyValueObjectFactory propertyValueObjectFactory) {
+ super();
+ this.component = component;
+ SCAParentApplicationContext scaParentContext =
+ new SCAParentApplicationContext(component, implementation, proxyService, propertyValueObjectFactory);
+ springContext = new SCAApplicationContext(scaParentContext, implementation.getResource());
+ } // end constructor
+
+ public Invoker createInvoker(RuntimeComponentService service, Operation operation) {
+ return new SpringInvoker(component, springContext, service, operation);
+ }
+
+ public boolean supportsOneWayInvocation() {
+ return false;
+ }
+
+ /**
+ * Start this Spring implementation instance
+ */
+ 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();
+ // System.out.println("SpringImplementationProvider: Spring context started");
+ } // end method start()
+
+ /**
+ * Stop this implementation instance
+ */
+ public void stop() {
+ // TODO - complete
+ springContext.stop();
+ //System.out.println("SpringImplementationProvider: Spring context stopped");
+ } // end method stop
+
+} // end class SpringImplementationProvider
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProviderFactory.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProviderFactory.java
new file mode 100644
index 0000000000..f2bb1fd6e8
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProviderFactory.java
@@ -0,0 +1,78 @@
+/*
+ * 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;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory;
+import org.apache.tuscany.sca.core.invocation.ProxyFactory;
+import org.apache.tuscany.sca.core.invocation.ProxyFactoryExtensionPoint;
+import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint;
+import org.apache.tuscany.sca.databinding.TransformerExtensionPoint;
+import org.apache.tuscany.sca.databinding.impl.MediatorImpl;
+import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory;
+import org.apache.tuscany.sca.provider.ImplementationProvider;
+import org.apache.tuscany.sca.provider.ImplementationProviderFactory;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+
+/**
+ * ImplementationProviderFactory for Spring implementation type
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ *
+ */
+public class SpringImplementationProviderFactory implements ImplementationProviderFactory<SpringImplementation> {
+
+ private ProxyFactory proxyFactory;
+ private JavaPropertyValueObjectFactory propertyFactory;
+
+ /**
+ * Simple constructor
+ *
+ */
+ public SpringImplementationProviderFactory(ExtensionPointRegistry extensionPoints) {
+ super();
+
+ ProxyFactoryExtensionPoint proxyFactories = extensionPoints.getExtensionPoint(ProxyFactoryExtensionPoint.class);
+ proxyFactory = new ExtensibleProxyFactory(proxyFactories);
+
+ // TODO: could the runtime have a default PropertyValueObjectFactory?
+ DataBindingExtensionPoint dataBindings = extensionPoints.getExtensionPoint(DataBindingExtensionPoint.class);
+ TransformerExtensionPoint transformers = extensionPoints.getExtensionPoint(TransformerExtensionPoint.class);
+ MediatorImpl mediator = new MediatorImpl(dataBindings, transformers);
+ propertyFactory = new JavaPropertyValueObjectFactory(mediator);
+ }
+
+ /**
+ * Returns a SpringImplementationProvider for a given component and Spring implementation
+ * @param component the component for which implementation instances are required
+ * @param implementation the Spring implementation with details of the component
+ * implementation
+ * @return the SpringImplementationProvider for the specified component
+ */
+ public ImplementationProvider createImplementationProvider(RuntimeComponent component,
+ SpringImplementation implementation) {
+ return new SpringImplementationProvider(component, implementation, proxyFactory, propertyFactory);
+ }
+
+ /**
+ * Returns the class of the Spring implementation
+ */
+ public Class<SpringImplementation> getModelType() {
+ return SpringImplementation.class;
+ }
+} // end class SpringImplementationProviderFactory
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvocationException.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvocationException.java
new file mode 100644
index 0000000000..410525a054
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvocationException.java
@@ -0,0 +1,40 @@
+/*
+ * 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;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SpringInvocationException extends Exception {
+
+ private static final long serialVersionUID = -1157790036638157513L;
+
+ public SpringInvocationException(String msg) {
+ super(msg);
+ }
+
+ public SpringInvocationException(Throwable e) {
+ super(e);
+ }
+
+ public SpringInvocationException(String msg,Throwable e) {
+ super(msg,e);
+ }
+
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvoker.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvoker.java
new file mode 100644
index 0000000000..5eeb802727
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvoker.java
@@ -0,0 +1,127 @@
+/*
+ * 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;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+import org.apache.tuscany.sca.implementation.spring.xml.SpringBeanElement;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.springframework.beans.BeansException;
+import org.springframework.context.support.AbstractApplicationContext;
+
+/**
+ * Initial implementation of a Spring bean invoker
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SpringInvoker implements Invoker {
+
+ private Method theMethod = null;
+ private Object bean;
+ private SpringBeanElement beanElement;
+ private boolean badInvoker = false;
+
+ private AbstractApplicationContext springContext;
+ private Operation operation;
+
+ /**
+ * SpringInvoker constructor
+ * @param component - the Spring component to invoke
+ * @param service - the service to invoke
+ * @param operation - the operation to invoke
+ */
+ public SpringInvoker(RuntimeComponent component,
+ AbstractApplicationContext springContext,
+ RuntimeComponentService service,
+ Operation operation) {
+
+ this.springContext = springContext;
+ this.operation = operation;
+
+ // From the component and the service, identify the Spring Bean which is the target
+ SpringImplementation theImplementation = (SpringImplementation)component.getImplementation();
+ beanElement = theImplementation.getBeanFromService(service.getService());
+
+ if (beanElement == null) {
+ badInvoker = true;
+ return;
+ }
+
+ } // end constructor SpringInvoker
+
+ // Lazy-load the method to avoid timing problems with the Spring Context
+ private void setupMethod() throws SpringInvocationException{
+ try {
+ bean = springContext.getBean(beanElement.getId());
+ Class<?> beanClass = bean.getClass();
+ theMethod = JavaInterfaceUtil.findMethod(beanClass, operation);
+ //System.out.println("SpringInvoker - found method " + theMethod.getName() );
+ } catch (BeansException e) {
+ throw new SpringInvocationException(e);
+ } catch (NoSuchMethodException e) {
+ throw new SpringInvocationException(e);
+ }
+ }
+
+ private Object doInvoke(Object payload) throws SpringInvocationException {
+ if (theMethod == null)
+ setupMethod();
+
+ if (badInvoker)
+ throw new SpringInvocationException("Spring invoker incorrectly configured");
+ // Invoke the method on the Spring bean using the payload, returning the results
+ try {
+ Object ret;
+
+ if (payload != null && !payload.getClass().isArray()) {
+ ret = theMethod.invoke(bean, payload);
+ } else {
+ ret = theMethod.invoke(bean, (Object[])payload);
+ }
+ return ret;
+ } catch (InvocationTargetException e) {
+ throw new SpringInvocationException("Spring invoker invoke method '"+ theMethod.getName()+"' error.",e);
+ } catch (Exception e) {
+ throw new SpringInvocationException("Spring invoker invoke method '"+ theMethod.getName()+"' error.",e);
+ }
+
+ } // end method doInvoke
+
+ /**
+ * @param msg the message to invoke on the target bean
+ */
+ public Message invoke(Message msg) {
+ try {
+ Object resp = doInvoke(msg.getBody());
+ msg.setBody(resp);
+ } catch (SpringInvocationException e) {
+ msg.setFaultBody(e.getCause());
+ }catch (Throwable e) {
+ msg.setFaultBody(e);
+ }
+ //System.out.println("Spring Invoker - invoke called");
+ return msg;
+ } // end method invoke
+
+} // end class SpringInvoker
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringOperationNotFoundException.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringOperationNotFoundException.java
new file mode 100644
index 0000000000..b34b1ee0b1
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringOperationNotFoundException.java
@@ -0,0 +1,40 @@
+/*
+ * 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;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SpringOperationNotFoundException extends Exception {
+
+ private static final long serialVersionUID = -1157790036638157554L;
+
+ public SpringOperationNotFoundException(String msg) {
+ super(msg);
+ }
+
+ public SpringOperationNotFoundException(Throwable e) {
+ super(e);
+ }
+
+ public SpringOperationNotFoundException(String msg,Throwable e) {
+ super(msg,e);
+ }
+
+}
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringPropertyValueObjectFactory.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringPropertyValueObjectFactory.java
new file mode 100644
index 0000000000..3f98180498
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringPropertyValueObjectFactory.java
@@ -0,0 +1,45 @@
+/*
+ * 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;
+
+import org.apache.tuscany.sca.databinding.Mediator;
+import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory;
+
+/**
+ *
+ * Factory class for PropertyValueObjects for Spring implementations
+ *
+ * 6th May 2007: Chosen a very simple design for this class - since Spring implementations are a form
+ * of Java POJO, the simple design chosen for this class is to re-use the PropertyValueObjectFactory
+ * implementation from the base implementation-java-runtime package of Tuscany SCA Java, since the
+ * same properties are going to be rendered in the same way to simple Tuscany POJOs and to Spring
+ * Bean POJOs. Mike Edwards
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SpringPropertyValueObjectFactory extends JavaPropertyValueObjectFactory {
+
+ /**
+ * Constructor simply defers to the superclass, along with the complete implementation...
+ */
+ public SpringPropertyValueObjectFactory(Mediator mediator) {
+ super(mediator);
+ } // end constructor JavaPropertyValueObjectFactory(Mediator mediator)
+
+} // end class SpringPropertyValueObjectFactory
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanElement.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanElement.java
new file mode 100644
index 0000000000..b39c5d674e
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanElement.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.tuscany.sca.implementation.spring.xml;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Represents a <bean> element in a Spring application-context
+ * - this has id and className attributes
+ * - plus zero or more property elements as children
+ *
+ * @version $Rev: 512919 $ $Date: 2007-02-28 19:32:56 +0000 (Wed, 28 Feb 2007) $
+ */
+public class SpringBeanElement {
+
+ private String id;
+ private String className;
+ private List<SpringPropertyElement> properties = new ArrayList<SpringPropertyElement>();
+
+ public SpringBeanElement(String id, String className) {
+ this.id = id;
+ this.className = className;
+ }
+
+ public String getClassName() {
+ return className;
+ }
+
+ public String getId() {
+ return id;
+ }
+
+ public List<SpringPropertyElement> getProperties() {
+ return properties;
+ }
+
+ public void addProperty(SpringPropertyElement property) {
+ properties.add(property);
+ }
+
+} // end class SpringBeanElement
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanIntrospector.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanIntrospector.java
new file mode 100644
index 0000000000..625a46b12b
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanIntrospector.java
@@ -0,0 +1,141 @@
+/*
+ * 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.xml;
+
+import java.util.Map;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.implementation.java.DefaultJavaImplementationFactory;
+import org.apache.tuscany.sca.implementation.java.IntrospectionException;
+import org.apache.tuscany.sca.implementation.java.JavaImplementation;
+import org.apache.tuscany.sca.implementation.java.JavaImplementationFactory;
+import org.apache.tuscany.sca.implementation.java.impl.JavaElementImpl;
+import org.apache.tuscany.sca.implementation.java.introspect.JavaClassVisitor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.AllowsPassByReferenceProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.BaseJavaClassVisitor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ComponentNameProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ConstructorProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ContextProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ConversationProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.DestroyProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.EagerInitProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.HeuristicPojoProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.InitProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.PolicyProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.PropertyProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ReferenceProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ResourceProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ScopeProcessor;
+import org.apache.tuscany.sca.implementation.java.introspect.impl.ServiceProcessor;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
+import org.apache.tuscany.sca.policy.PolicyFactory;
+
+/**
+ * Provides introspection functions for Spring beans
+ * This version leans heavily on the implementation-java classes
+ *
+ * @version $Rev: 512919 $ $Date: 2007-02-28 19:32:56 +0000 (Wed, 28 Feb 2007) $
+ */
+public class SpringBeanIntrospector {
+
+ private JavaImplementationFactory javaImplementationFactory;
+
+ /**
+ * The constructor sets up the various visitor elements that will be used to introspect
+ * the Spring bean and extract SCA information.
+ *
+ * @param assemblyFactory The Assembly Factory to use
+ * @param javaFactory The Java Interface Factory to use
+ * @param policyFactory The Policy Factory to use.
+ */
+ public SpringBeanIntrospector(AssemblyFactory assemblyFactory,
+ JavaInterfaceFactory javaFactory,
+ PolicyFactory policyFactory) {
+
+ javaImplementationFactory = new DefaultJavaImplementationFactory();
+
+ // Create the list of class visitors
+ BaseJavaClassVisitor[] extensions =
+ new BaseJavaClassVisitor[] {
+ new ConstructorProcessor(assemblyFactory),
+ new AllowsPassByReferenceProcessor(assemblyFactory),
+ new ComponentNameProcessor(assemblyFactory),
+ new ContextProcessor(assemblyFactory),
+ new ConversationProcessor(assemblyFactory),
+ new DestroyProcessor(assemblyFactory),
+ new EagerInitProcessor(assemblyFactory),
+ new InitProcessor(assemblyFactory),
+ new PropertyProcessor(assemblyFactory),
+ new ReferenceProcessor(assemblyFactory, javaFactory),
+ new ResourceProcessor(assemblyFactory),
+ new ScopeProcessor(assemblyFactory),
+ new ServiceProcessor(assemblyFactory, javaFactory),
+ new HeuristicPojoProcessor(assemblyFactory, javaFactory),
+ new PolicyProcessor(assemblyFactory, policyFactory)};
+ for (JavaClassVisitor extension : extensions) {
+ javaImplementationFactory.addClassVisitor(extension);
+ }
+
+ } // end constructor
+
+ /**
+ * Introspect a Spring Bean and extract the features important to SCA
+ * @param beanClass the Spring Bean class to introspect
+ * @param componentType the componentType that is filled in through the introspection
+ * process (assumed empty on invocation, filled on return
+ * @return a Map of property names to JavaElementImpl
+ * @throws ContributionResolveException - if there was a problem resolving the
+ * Spring Bean or its componentType
+ *
+ */
+ public Map<String, JavaElementImpl> introspectBean(Class<?> beanClass, ComponentType componentType)
+ throws ContributionResolveException {
+
+ if (componentType == null)
+ throw new ContributionResolveException("Introspect Spring bean: supplied componentType is null");
+
+ // Create a Java implementation ready for the introspection
+ JavaImplementation javaImplementation = javaImplementationFactory.createJavaImplementation();
+
+ try {
+ // Introspect the bean...the results of the introspection are placed into the Java implementation
+ javaImplementationFactory.createJavaImplementation(javaImplementation, beanClass);
+
+ // Extract the services, references & properties found through introspection
+ // put the services, references and properties into the component type
+ componentType.getServices().addAll(javaImplementation.getServices());
+ componentType.getReferences().addAll(javaImplementation.getReferences());
+ componentType.getProperties().addAll(javaImplementation.getProperties());
+ } catch (IntrospectionException e) {
+ throw new ContributionResolveException(e);
+ } // end try
+
+ //List<Service> services = javaImplementation.getServices();
+ //for (Service service : services) {
+ //String name = service.getName();
+ //System.out.println("Spring Bean: found service with name: " + name);
+ //} // end for
+
+ return javaImplementation.getPropertyMembers();
+
+ } // end method introspectBean
+
+} // end class SpringBeanIntrospector
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringPropertyElement.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringPropertyElement.java
new file mode 100644
index 0000000000..ceee459e3e
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringPropertyElement.java
@@ -0,0 +1,45 @@
+/*
+ * 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.xml;
+
+/**
+ * Represents a <property> element in a Spring application-context
+ * - this has name and ref attributes
+ *
+ * @version $Rev: 512919 $ $Date: 2007-02-28 19:32:56 +0000 (Wed, 28 Feb 2007) $
+ */
+public class SpringPropertyElement {
+
+ private String name;
+ private String ref;
+
+ public SpringPropertyElement(String name, String ref) {
+ this.name = name;
+ this.ref = ref;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public String getRef() {
+ return ref;
+ }
+
+} // end class SpringPropertyElement
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAPropertyElement.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAPropertyElement.java
new file mode 100644
index 0000000000..b3f0b8bbf9
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAPropertyElement.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.implementation.spring.xml;
+
+/**
+ * Represents an <sca:property> element in a Spring application-context
+ * - this has name and type attributes
+ * @version $Rev: 511195 $ $Date: 2007-02-24 02:29:46 +0000 (Sat, 24 Feb 2007) $
+ */
+public class SpringSCAPropertyElement {
+
+ private String name;
+ private String type;
+
+ public SpringSCAPropertyElement(String name, String type) {
+ this.name = name;
+ this.type = type;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public String getType() {
+ return type;
+ }
+
+} // end class SpringPropertyElement
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAReferenceElement.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAReferenceElement.java
new file mode 100644
index 0000000000..9e55f30b46
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAReferenceElement.java
@@ -0,0 +1,46 @@
+/*
+ * 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.xml;
+
+/**
+ * Represents a <sca:reference> element in a Spring application-context
+ * - this has id and className attributes
+ * - plus zero or more property elements as children
+ *
+ * @version $Rev: 512919 $ $Date: 2007-02-28 19:32:56 +0000 (Wed, 28 Feb 2007) $
+ */
+public class SpringSCAReferenceElement {
+
+ private String name;
+ private String type;
+
+ public SpringSCAReferenceElement(String name, String type) {
+ this.name = name;
+ this.type = type;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public String getType() {
+ return type;
+ }
+
+} // end class SpringSCAReferenceElement
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAServiceElement.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAServiceElement.java
new file mode 100644
index 0000000000..85b29e5684
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAServiceElement.java
@@ -0,0 +1,52 @@
+/*
+ * 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.xml;
+
+/**
+ * Represents a <sca:service> element in a Spring application-context
+ * - this has id and className attributes
+ * - plus zero or more property elements as children
+ *
+ * @version $Rev: 512919 $ $Date: 2007-02-28 19:32:56 +0000 (Wed, 28 Feb 2007) $
+ */
+public class SpringSCAServiceElement {
+
+ private String name;
+ private String type;
+ private String target;
+
+ public SpringSCAServiceElement(String name, String type, String target) {
+ this.name = name;
+ this.type = type;
+ this.target = target;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public String getType() {
+ return type;
+ }
+
+ public String getTarget() {
+ return target;
+ }
+
+} // end class SpringSCAServiceElement
diff --git a/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringXMLComponentTypeLoader.java b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringXMLComponentTypeLoader.java
new file mode 100644
index 0000000000..cf2ebdc701
--- /dev/null
+++ b/sandbox/sebastien/java/sca-node/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringXMLComponentTypeLoader.java
@@ -0,0 +1,562 @@
+/*
+ * 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.xml;
+
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.jar.Attributes;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+import java.util.jar.Manifest;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.assembly.Multiplicity;
+import org.apache.tuscany.sca.assembly.Property;
+import org.apache.tuscany.sca.assembly.Reference;
+import org.apache.tuscany.sca.assembly.Service;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.implementation.java.impl.JavaElementImpl;
+import org.apache.tuscany.sca.implementation.spring.SpringImplementation;
+import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceContract;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
+import org.apache.tuscany.sca.interfacedef.util.JavaXMLMapper;
+import org.apache.tuscany.sca.policy.PolicyFactory;
+import org.springframework.core.io.Resource;
+import org.springframework.core.io.UrlResource;
+
+/**
+ * Introspects a Spring XML application-context configuration file to create <implementation-spring../>
+ * component type information.
+ *
+ *
+ * @version $Rev: 512919 $ $Date: 2007-02-28 19:32:56 +0000 (Wed, 28 Feb 2007) $
+ */
+public class SpringXMLComponentTypeLoader {
+ private static final String SCA_NS = "http://www.springframework.org/schema/sca";
+ private static final String SPRING_NS = "http://www.springframework.org/schema/beans";
+ private static final QName SERVICE_ELEMENT = new QName(SCA_NS, "service");
+ private static final QName REFERENCE_ELEMENT = new QName(SCA_NS, "reference");
+ private static final QName SCAPROPERTY_ELEMENT = new QName(SCA_NS, "property");
+ private static final QName BEANS_ELEMENT = new QName(SPRING_NS, "beans");
+ private static final QName BEAN_ELEMENT = new QName(SPRING_NS, "bean");
+ private static final QName PROPERTY_ELEMENT = new QName(SPRING_NS, "property");
+ private static final String APPLICATION_CONTEXT = "application-context.xml";
+
+ private AssemblyFactory assemblyFactory;
+ private JavaInterfaceFactory javaFactory;
+ private ClassLoader cl;
+
+ private SpringBeanIntrospector beanIntrospector;
+
+ public SpringXMLComponentTypeLoader(AssemblyFactory assemblyFactory,
+ JavaInterfaceFactory javaFactory,
+ PolicyFactory policyFactory) {
+ super();
+ this.assemblyFactory = assemblyFactory;
+ this.javaFactory = javaFactory;
+ beanIntrospector =
+ new SpringBeanIntrospector(assemblyFactory, javaFactory, policyFactory);
+ }
+
+ protected Class<SpringImplementation> getImplementationClass() {
+ return SpringImplementation.class;
+ }
+
+ /**
+ * Base method which loads the component type from the application-context attached to the
+ * Spring implementation
+ *
+ */
+ public void load(SpringImplementation implementation) throws ContributionReadException {
+ //System.out.println("Spring TypeLoader - load method start");
+ ComponentType componentType = implementation.getComponentType();
+ /* Check that there is a component type object already set */
+ if (componentType == null) {
+ throw new ContributionReadException("SpringXMLLoader load: implementation has no ComponentType object");
+ }
+ if (componentType.isUnresolved()) {
+ /* Fetch the location of the application-context file from the implementation */
+ loadFromXML(implementation);
+ if (!componentType.isUnresolved())
+ implementation.setUnresolved(false);
+ } // end if
+ //System.out.println("Spring TypeLoader - load method complete");
+ } // end method load
+
+ /**
+ * Method which fills out the component type for a Spring implementation by reading the
+ * Spring application-context.xml file.
+ *
+ * @param implementation SpringImplementation into which to load the component type information
+ * @throws ContributionReadException Failed to read the contribution
+ */
+ private void loadFromXML(SpringImplementation implementation) throws ContributionReadException {
+ XMLStreamReader reader;
+ List<SpringBeanElement> beans = new ArrayList<SpringBeanElement>();
+ List<SpringSCAServiceElement> services = new ArrayList<SpringSCAServiceElement>();
+ List<SpringSCAReferenceElement> references = new ArrayList<SpringSCAReferenceElement>();
+ List<SpringSCAPropertyElement> scaproperties = new ArrayList<SpringSCAPropertyElement>();
+ SpringBeanElement bean = null;
+
+ Resource resource;
+
+ String location = implementation.getLocation();
+
+ try {
+ // FIXME - is the ContextClassLoader the right place to start the search?
+ cl = Thread.currentThread().getContextClassLoader();
+
+ resource = getApplicationContextResource(location, cl);
+ implementation.setResource(resource);
+ // The URI is used to uniquely identify the Implementation
+ implementation.setURI(resource.getURL().toString());
+ // FIXME - need a better way to handle the XMLInputFactory than allocating a new one every time
+ XMLInputFactory xmlFactory = XMLInputFactory.newInstance();
+ reader = xmlFactory.createXMLStreamReader(resource.getInputStream());
+
+ // System.out.println("Spring TypeLoader - starting to read context file");
+
+ boolean completed = false;
+ while (!completed) {
+ switch (reader.next()) {
+ case START_ELEMENT:
+ QName qname = reader.getName();
+ //System.out.println("Spring TypeLoader - found element with name: " + qname.toString());
+ if (SERVICE_ELEMENT.equals(qname)) {
+ SpringSCAServiceElement service =
+ new SpringSCAServiceElement(reader.getAttributeValue(null, "name"), reader
+ .getAttributeValue(null, "type"), reader.getAttributeValue(null, "target"));
+ services.add(service);
+ } else if (REFERENCE_ELEMENT.equals(qname)) {
+ SpringSCAReferenceElement reference =
+ new SpringSCAReferenceElement(reader.getAttributeValue(null, "name"), reader
+ .getAttributeValue(null, "type"));
+ references.add(reference);
+ } else if (SCAPROPERTY_ELEMENT.equals(qname)) {
+ SpringSCAPropertyElement scaproperty =
+ new SpringSCAPropertyElement(reader.getAttributeValue(null, "name"), reader
+ .getAttributeValue(null, "type"));
+ scaproperties.add(scaproperty);
+ } else if (BEAN_ELEMENT.equals(qname)) {
+ // TODO FIX THIS !!
+ //FIXME count is never used
+ //int count = reader.getAttributeCount();
+ bean =
+ new SpringBeanElement(reader.getAttributeValue(null, "id"), reader
+ .getAttributeValue(null, "class"));
+ beans.add(bean);
+ } else if (PROPERTY_ELEMENT.equals(qname)) {
+ SpringPropertyElement property =
+ new SpringPropertyElement(reader.getAttributeValue(null, "name"), reader
+ .getAttributeValue(null, "ref"));
+ bean.addProperty(property);
+ } // end if
+ break;
+ case END_ELEMENT:
+ if (BEANS_ELEMENT.equals(reader.getName())) {
+ //System.out.println("Spring TypeLoader - finished read of context file");
+ completed = true;
+ break;
+ } // end if
+ } // end switch
+ } // end while
+
+ } catch (IOException e) {
+ throw new ContributionReadException(e);
+ } catch (XMLStreamException e) {
+ throw new ContributionReadException(e);
+ }
+
+ /* At this point, the complete application-context.xml file has been read and its contents */
+ /* stored in the lists of beans, services, references. These are now used to generate */
+ /* the implied componentType for the application context */
+ generateComponentType(implementation, beans, services, references, scaproperties);
+
+ return;
+ } // end method loadFromXML
+
+ /**
+ * Generates the Spring implementation component type from the configuration contained in the
+ * lists of beans, services, references and scaproperties derived from the application context
+ */
+ private void generateComponentType(SpringImplementation implementation,
+ List<SpringBeanElement> beans,
+ List<SpringSCAServiceElement> services,
+ List<SpringSCAReferenceElement> references,
+ List<SpringSCAPropertyElement> scaproperties) throws ContributionReadException {
+ /*
+ * 1. Each service becomes a service in the component type
+ * 2. Each reference becomes a reference in the component type
+ * 3. IF there are no explicit service elements, each bean becomes a service
+ * 4. Each bean property which is a reference not pointing at another bean in the
+ * application context becomes a reference unless it is pointing at one of the references
+ * 5. Each scaproperty becomes a property in the component type
+ * 6. Each bean property which is not a reference and which is not pointing
+ * at another bean in the application context becomes a property in the component type
+ */
+
+ ComponentType componentType = implementation.getComponentType();
+
+ try {
+ // Deal with the services first....
+ Iterator<SpringSCAServiceElement> its = services.iterator();
+ while (its.hasNext()) {
+ SpringSCAServiceElement serviceElement = its.next();
+ Class<?> interfaze = cl.loadClass(serviceElement.getType());
+ Service theService = createService(interfaze, serviceElement.getName());
+ componentType.getServices().add(theService);
+ // Add this service to the Service / Bean map
+ String beanName = serviceElement.getTarget();
+ for (SpringBeanElement beanElement : beans) {
+ if (beanName.equals(beanElement.getId())) {
+ implementation.setBeanForService(theService, beanElement);
+ }
+ } // end for
+ } // end while
+
+ // Next handle the references
+ Iterator<SpringSCAReferenceElement> itr = references.iterator();
+ while (itr.hasNext()) {
+ SpringSCAReferenceElement referenceElement = itr.next();
+ Class<?> interfaze = cl.loadClass(referenceElement.getType());
+ Reference theReference = createReference(interfaze, referenceElement.getName());
+ componentType.getReferences().add(theReference);
+ } // end while
+
+ // Finally deal with the beans
+ Iterator<SpringBeanElement> itb;
+ // If there are no explicit service elements, then expose all the beans
+ if (services.isEmpty()) {
+ itb = beans.iterator();
+ // Loop through all the beans found
+ while (itb.hasNext()) {
+ SpringBeanElement beanElement = itb.next();
+ // Load the Spring bean class
+ Class<?> beanClass = cl.loadClass(beanElement.getClassName());
+ // Introspect the bean
+ ComponentType beanComponentType = assemblyFactory.createComponentType();
+ beanIntrospector.introspectBean(beanClass, beanComponentType);
+ // Get the service interface defined by this Spring Bean and add to
+ // the component type of the Spring Assembly
+ List<Service> beanServices = beanComponentType.getServices();
+ componentType.getServices().addAll(beanServices);
+ // Add these services to the Service / Bean map
+ for (Service beanService : beanServices) {
+ implementation.setBeanForService(beanService, beanElement);
+ }
+ } // end while
+ } // end if
+ // Now check to see if there are any more references from beans that are not satisfied
+ itb = beans.iterator();
+ while (itb.hasNext()) {
+ SpringBeanElement beanElement = itb.next();
+ boolean unresolvedProperties = false;
+ if (!beanElement.getProperties().isEmpty()) {
+ // Scan through the properties
+ Iterator<SpringPropertyElement> itp = beanElement.getProperties().iterator();
+ while (itp.hasNext()) {
+ SpringPropertyElement propertyElement = itp.next();
+ if (propertyRefUnresolved(propertyElement.getRef(), beans, references, scaproperties)) {
+ // This means an unresolved reference from the spring bean...
+ unresolvedProperties = true;
+ } // end if
+ } // end while
+ // If there are unresolved properties, then find which ones are references
+ if (unresolvedProperties) {
+ Class<?> beanClass = cl.loadClass(beanElement.getClassName());
+ // Introspect the bean
+ ComponentType beanComponentType = assemblyFactory.createComponentType();
+ Map<String, JavaElementImpl> propertyMap =
+ beanIntrospector.introspectBean(beanClass, beanComponentType);
+ // Get the references by this Spring Bean and add the unresolved ones to
+ // the component type of the Spring Assembly
+ List<Reference> beanReferences = beanComponentType.getReferences();
+ List<Property> beanProperties = beanComponentType.getProperties();
+ itp = beanElement.getProperties().iterator();
+ while (itp.hasNext()) {
+ SpringPropertyElement propertyElement = itp.next();
+ if (propertyRefUnresolved(propertyElement.getRef(), beans, references, scaproperties)) {
+ boolean resolved = false;
+ // This means an unresolved reference from the spring bean...add it to
+ // the references for the Spring application context
+ for (Reference reference : beanReferences) {
+ if (propertyElement.getName().equals(reference.getName())) {
+ // The name of the reference in this case is the string in
+ // the @ref attribute of the Spring property element, NOT the
+ // name of the field in the Spring bean....
+ reference.setName(propertyElement.getRef());
+ componentType.getReferences().add(reference);
+ resolved = true;
+ } // end if
+ } // end for
+ if (!resolved) {
+ // If the bean property is not already resolved as a reference
+ // then it must be an SCA property...
+ for (Property scaproperty : beanProperties) {
+ if (propertyElement.getName().equals(scaproperty.getName())) {
+ // The name of the reference in this case is the string in
+ // the @ref attribute of the Spring property element, NOT the
+ // name of the field in the Spring bean....
+ scaproperty.setName(propertyElement.getRef());
+ componentType.getProperties().add(scaproperty);
+ // Fetch and store the type of the property
+ implementation.setPropertyClass(scaproperty.getName(), propertyMap
+ .get(scaproperty.getName()).getType());
+ resolved = true;
+ } // end if
+ } // end for
+ } // end if
+ } // end if
+ } // end while
+ } // end if
+ } // end if
+
+ } // end while
+
+ Iterator<SpringSCAPropertyElement> itsp = scaproperties.iterator();
+ while (itsp.hasNext()) {
+ SpringSCAPropertyElement scaproperty = itsp.next();
+ // Create a component type property if the SCA property element has a name
+ // and a type declared...
+ if (scaproperty.getType() != null && scaproperty.getName() != null) {
+ Property theProperty = assemblyFactory.createProperty();
+ theProperty.setName(scaproperty.getName());
+ // Get the Java class and then an XSD element type for the property
+ Class<?> propType = Class.forName(scaproperty.getType());
+ theProperty.setXSDType(JavaXMLMapper.getXMLType(propType));
+ componentType.getProperties().add(theProperty);
+ // Remember the Java Class (ie the type) for this property
+ implementation.setPropertyClass(theProperty.getName(), propType);
+ } // end if
+ } // end while
+
+ } catch (ClassNotFoundException e) {
+ // Means that either an interface class, property class or a bean was not found
+ throw new ContributionReadException(e);
+ } catch (InvalidInterfaceException e) {
+ throw new ContributionReadException(e);
+ } catch (ContributionResolveException e) {
+
+ } // end try
+
+ // If we get here, the Spring assembly component type is resolved
+ componentType.setUnresolved(false);
+ implementation.setComponentType(componentType);
+ return;
+ } // end method generateComponentType
+
+ /*
+ * Determines whether a reference attribute of a Spring property element is resolved either
+ * by a bean in the application context or by an SCA reference element or by an SCA property
+ * element
+ * @param ref - a String containing the name of the reference - may be null
+ * @param beans - a List of SpringBean elements
+ * @param references - a List of SCA reference elements
+ * @return true if the property is not resolved, false if it is resolved
+ */
+ private boolean propertyRefUnresolved(String ref,
+ List<SpringBeanElement> beans,
+ List<SpringSCAReferenceElement> references,
+ List<SpringSCAPropertyElement> scaproperties) {
+ boolean unresolved = true;
+
+ if (ref != null) {
+ // Scan over the beans looking for a match
+ Iterator<SpringBeanElement> itb = beans.iterator();
+ while (itb.hasNext()) {
+ SpringBeanElement beanElement = itb.next();
+ // Does the bean name match the ref?
+ if (ref.equals(beanElement.getId())) {
+ unresolved = false;
+ break;
+ } // end if
+ } // end while
+ // Scan over the SCA reference elements looking for a match
+ if (unresolved) {
+ Iterator<SpringSCAReferenceElement> itr = references.iterator();
+ while (itr.hasNext()) {
+ SpringSCAReferenceElement referenceElement = itr.next();
+ if (ref.equals(referenceElement.getName())) {
+ unresolved = false;
+ break;
+ } // end if
+ } // end while
+ } // end if
+ // Scan over the SCA property elements looking for a match
+ if (unresolved) {
+ Iterator<SpringSCAPropertyElement> itsp = scaproperties.iterator();
+ while (itsp.hasNext()) {
+ SpringSCAPropertyElement propertyElement = itsp.next();
+ if (ref.equals(propertyElement.getName())) {
+ unresolved = false;
+ break;
+ } // end if
+ } // end while
+ } // end if
+ } else {
+ // In the case where ref = null, the property is not going to be a reference of any
+ // kind and can be ignored
+ unresolved = false;
+ } // end if
+
+ return unresolved;
+
+ } // end method propertyRefUnresolved
+
+ /**
+ * Gets hold of the application-context.xml file as a Spring resource
+ * @param locationAttr - the location attribute from the <implementation.spring../> element
+ * @param cl - the ClassLoader for the Spring implementation
+ */
+ protected Resource getApplicationContextResource(String locationAttr, ClassLoader cl)
+ throws ContributionReadException {
+ File manifestFile = null;
+ File appXmlFile;
+ File locationFile = new File(locationAttr);
+
+ if (!locationFile.exists()) {
+ // FIXME hack
+ URL url = cl.getResource(locationAttr);
+ if (url != null) {
+ return new UrlResource(url);
+ }
+ throw new ContributionReadException(
+ "SpringXMLLoader getApplicationContextResource: " + "unable to find resource file "
+ + locationFile.toString());
+ }
+
+ if (locationFile.isDirectory()) {
+ try {
+ manifestFile = new File(locationFile, "META-INF/MANIFEST.MF");
+ if (manifestFile.exists()) {
+ Manifest mf = new Manifest(new FileInputStream(manifestFile));
+ Attributes mainAttrs = mf.getMainAttributes();
+ String appCtxPath = mainAttrs.getValue("Spring-Context");
+ if (appCtxPath != null) {
+ appXmlFile = new File(locationFile, appCtxPath);
+ if (appXmlFile.exists()) {
+ return new UrlResource(appXmlFile.toURL());
+ }
+ }
+ }
+ // no manifest-specified Spring context, use default
+ appXmlFile = new File(locationFile, APPLICATION_CONTEXT);
+ if (appXmlFile.exists()) {
+ return new UrlResource(appXmlFile.toURL());
+ }
+ } catch (IOException e) {
+ throw new ContributionReadException("Error reading manifest " + manifestFile);
+ }
+ } else {
+ try {
+ JarFile jf = new JarFile(locationFile);
+ JarEntry je;
+ Manifest mf = jf.getManifest();
+ if (mf != null) {
+ Attributes mainAttrs = mf.getMainAttributes();
+ String appCtxPath = mainAttrs.getValue("Spring-Context");
+ if (appCtxPath != null) {
+ je = jf.getJarEntry(appCtxPath);
+ if (je != null) {
+ // TODO return a Spring specific Resource type for jars
+ return new UrlResource(new URL("jar:" + locationFile.toURL() + "!/" + appCtxPath));
+ }
+ }
+ }
+ je = jf.getJarEntry(APPLICATION_CONTEXT);
+ if (je != null) {
+ return new UrlResource(new URL("jar:" + locationFile.toURI().toURL() + "!" + APPLICATION_CONTEXT));
+ }
+ } catch (IOException e) {
+ // bad archive
+ // TODO: create a more appropriate exception type
+ throw new ContributionReadException(
+ "SpringXMLLoader getApplicationContextResource: " + " IO exception reading context file.",
+ e);
+ }
+ }
+
+ throw new ContributionReadException("SpringXMLLoader getApplicationContextResource: " + APPLICATION_CONTEXT
+ + "not found");
+ } // end method getApplicationContextResource
+
+ /**
+ * Creates a Service for the component type based on its name and Java interface
+ */
+ public Service createService(Class<?> interfaze, String name) throws InvalidInterfaceException {
+ Service service = assemblyFactory.createService();
+ JavaInterfaceContract interfaceContract = javaFactory.createJavaInterfaceContract();
+ service.setInterfaceContract(interfaceContract);
+
+ // Set the name for the service
+ service.setName(name);
+
+ // Set the call interface and, if present, the callback interface
+ JavaInterface callInterface = javaFactory.createJavaInterface(interfaze);
+ service.getInterfaceContract().setInterface(callInterface);
+ if (callInterface.getCallbackClass() != null) {
+ JavaInterface callbackInterface = javaFactory.createJavaInterface(callInterface.getCallbackClass());
+ service.getInterfaceContract().setCallbackInterface(callbackInterface);
+ }
+ return service;
+ } // end method createService
+
+ /**
+ * Creates a Reference for the component type based on its name and Java interface
+ */
+ private org.apache.tuscany.sca.assembly.Reference createReference(Class<?> interfaze, String name)
+ throws InvalidInterfaceException {
+ org.apache.tuscany.sca.assembly.Reference reference = assemblyFactory.createReference();
+ JavaInterfaceContract interfaceContract = javaFactory.createJavaInterfaceContract();
+ reference.setInterfaceContract(interfaceContract);
+
+ // Set the name of the reference to the supplied name and the multiplicity of the reference
+ // to 1..1 - for Spring implementations, this is the only multiplicity supported
+ reference.setName(name);
+ reference.setMultiplicity(Multiplicity.ONE_ONE);
+
+ // Set the call interface and, if present, the callback interface
+ JavaInterface callInterface = javaFactory.createJavaInterface(interfaze);
+ reference.getInterfaceContract().setInterface(callInterface);
+ if (callInterface.getCallbackClass() != null) {
+ JavaInterface callbackInterface = javaFactory.createJavaInterface(callInterface.getCallbackClass());
+ reference.getInterfaceContract().setCallbackInterface(callbackInterface);
+ }
+
+ return reference;
+ }
+} // end class SpringXMLComponentTypeLoader