Branch for 1.3.2

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@690149 13f79535-47bb-0310-9956-ffa450edef68

23 files changed, 2294 insertions, 0 deletions

diff --git a/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAApplicationContext.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAApplicationContext.java
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index 0000000000..b550fc3229
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+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCANamespaceHandlerResolver.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCANamespaceHandlerResolver.java
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index 0000000000..32f575fe46
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+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAParentApplicationContext.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SCAParentApplicationContext.java
new file mode 100644
index 0000000000..7c5d0f46d6
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaNamespaceHandler.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaNamespaceHandler.java
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index 0000000000..45f00ce1af
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+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaPropertyBeanDefinitionParser.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaPropertyBeanDefinitionParser.java
new file mode 100644
index 0000000000..dc532ce20d
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaReferenceBeanDefinitionParser.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaReferenceBeanDefinitionParser.java
new file mode 100644
index 0000000000..1dd44cd752
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaServiceBeanDefinitionParser.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/ScaServiceBeanDefinitionParser.java
new file mode 100644
index 0000000000..9dadcd2f49
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringBeanNotFoundException.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringBeanNotFoundException.java
new file mode 100644
index 0000000000..35df76fabc
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementation.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementation.java
new file mode 100644
index 0000000000..56af997fae
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProcessor.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProcessor.java
new file mode 100644
index 0000000000..c886c0390c
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProvider.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProvider.java
new file mode 100644
index 0000000000..d7724f1723
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProviderFactory.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringImplementationProviderFactory.java
new file mode 100644
index 0000000000..f2bb1fd6e8
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvocationException.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvocationException.java
new file mode 100644
index 0000000000..410525a054
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvoker.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringInvoker.java
new file mode 100644
index 0000000000..5eeb802727
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringOperationNotFoundException.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringOperationNotFoundException.java
new file mode 100644
index 0000000000..b34b1ee0b1
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringPropertyValueObjectFactory.java b/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/SpringPropertyValueObjectFactory.java
new file mode 100644
index 0000000000..3f98180498
--- /dev/null
+++ b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanElement.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringBeanIntrospector.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringPropertyElement.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAPropertyElement.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAReferenceElement.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringSCAServiceElement.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/xml/SpringXMLComponentTypeLoader.java b/branches/sca-java-1.3.2/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/branches/sca-java-1.3.2/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