1 files changed, 196 insertions, 0 deletions
diff --git a/tags/java/sca/1.5.1-RC1/modules/implementation-web/src/main/java/org/apache/tuscany/sca/implementation/web/xml/WebImplementationProcessor.java b/tags/java/sca/1.5.1-RC1/modules/implementation-web/src/main/java/org/apache/tuscany/sca/implementation/web/xml/WebImplementationProcessor.java
new file mode 100644
index 0000000000..d79517f232
--- /dev/null
+++ b/tags/java/sca/1.5.1-RC1/modules/implementation-web/src/main/java/org/apache/tuscany/sca/implementation/web/xml/WebImplementationProcessor.java
@@ -0,0 +1,196 @@
+/*
+ * 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.web.xml;
+
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.List;
+
+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.ComponentReference;
+import org.apache.tuscany.sca.assembly.ComponentType;
+import org.apache.tuscany.sca.assembly.xml.Constants;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.jee.JspReferenceTagInfo;
+import org.apache.tuscany.sca.contribution.jee.WebModuleInfo;
+import org.apache.tuscany.sca.contribution.jee.JavaEEExtension;
+import org.apache.tuscany.sca.contribution.jee.JavaEEOptionalExtension;
+import org.apache.tuscany.sca.contribution.jee.impl.WebModuleInfoImpl;
+import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor;
+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.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.web.WebImplementation;
+import org.apache.tuscany.sca.implementation.web.WebImplementationFactory;
+import org.apache.tuscany.sca.implementation.web.introspect.PropertyProcessor;
+import org.apache.tuscany.sca.implementation.web.introspect.ReferenceProcessor;
+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.monitor.Monitor;
+
+
+/**
+ * Implements a StAX artifact processor for Web implementations.
+ */
+public class WebImplementationProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<WebImplementation> {
+    private static final QName IMPLEMENTATION_WEB = new QName(Constants.SCA10_NS, "implementation.web");
+    
+    private AssemblyFactory assemblyFactory;
+    private WebImplementationFactory implementationFactory;
+    private Monitor monitor;
+    private JavaEEExtension jeeExtension;
+    private JavaEEOptionalExtension jeeOptionalExtension;
+    private JavaImplementationFactory javaImplementationFactory;
+    private JavaInterfaceFactory javaInterfaceFactory;
+    
+    public WebImplementationProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+        this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
+        this.implementationFactory = modelFactories.getFactory(WebImplementationFactory.class);
+        this.jeeExtension = modelFactories.getFactory(JavaEEExtension.class);
+        this.jeeOptionalExtension = modelFactories.getFactory(JavaEEOptionalExtension.class);
+        this.monitor = monitor;
+        
+        this.javaImplementationFactory = new DefaultJavaImplementationFactory();
+        this.javaInterfaceFactory = modelFactories.getFactory(JavaInterfaceFactory.class);
+        javaImplementationFactory.addClassVisitor(new ReferenceProcessor(assemblyFactory, javaInterfaceFactory));
+        javaImplementationFactory.addClassVisitor(new PropertyProcessor(assemblyFactory));
+    }
+
+    public QName getArtifactType() {
+        // Returns the QName of the XML element processed by this processor
+        return IMPLEMENTATION_WEB;
+    }
+
+    public Class<WebImplementation> getModelType() {
+        // Returns the type of model processed by this processor
+        return WebImplementation.class;
+    }
+
+    public WebImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+        
+        // Read an <implementation.web> element
+        WebImplementation implementation = implementationFactory.createWebImplementation();
+        implementation.setUnresolved(true);
+
+        // Read the webapp uri attribute
+        String webURI = getString(reader, "web-uri");
+        if (webURI != null) {
+            implementation.setWebURI(webURI);
+
+            // Set the URI of the component type
+            // TODO: This should point to the base uri of the WAR file
+            implementation.setURI(webURI);
+        }
+
+        // Skip to end element
+        while (reader.hasNext()) {
+            if (reader.next() == END_ELEMENT && IMPLEMENTATION_WEB.equals(reader.getName())) {
+                break;
+            }
+        }
+        
+        return implementation;
+    }
+
+    public void resolve(WebImplementation implementation, ModelResolver resolver) throws ContributionResolveException {
+        
+        // Resolve the component type
+        String uri = implementation.getURI();
+        if (uri != null) {
+            WebModuleInfo webModuleInfo = new WebModuleInfoImpl();
+            webModuleInfo.setUri(URI.create(uri));
+            webModuleInfo = resolver.resolveModel(WebModuleInfo.class, webModuleInfo);
+            if(jeeOptionalExtension != null) {
+                ComponentType ct = jeeOptionalExtension.createImplementationWebComponentType(webModuleInfo);
+                implementation.getReferences().addAll(ct.getReferences());
+                implementation.getProperties().addAll(ct.getProperties());
+            }
+            
+            // Introspection of classes
+            List<Class<?>> webArtifacts = new ArrayList<Class<?>>();
+            webArtifacts.addAll(webModuleInfo.getServletClasses());
+            webArtifacts.addAll(webModuleInfo.getFilterClasses());
+            webArtifacts.addAll(webModuleInfo.getListenerClasses());
+            webArtifacts.addAll(webModuleInfo.getJSFClasses());
+            JavaImplementation ji = javaImplementationFactory.createJavaImplementation();
+            for(Class<?> clazz : webArtifacts) {
+                try {
+                    javaImplementationFactory.createJavaImplementation(ji, clazz);
+                } catch (IntrospectionException e) {
+                    // TODO Auto-generated catch block
+                    e.printStackTrace();
+                }
+            }
+            implementation.getReferences().addAll(ji.getReferences());
+            implementation.getProperties().addAll(ji.getProperties());
+
+            // SCA References in JSP Tags
+            for(JspReferenceTagInfo jspRefTag : webModuleInfo.getJspReferenceTags()) {
+                ComponentReference ref = assemblyFactory.createComponentReference();
+                ref.setName(jspRefTag.name);
+                JavaInterfaceContract intfContract = javaInterfaceFactory.createJavaInterfaceContract();
+                try {
+                    intfContract.setInterface(javaInterfaceFactory.createJavaInterface(jspRefTag.type));
+                } catch (InvalidInterfaceException e) {
+                    // TODO Auto-generated catch block
+                    e.printStackTrace();
+                }
+                ref.setInterfaceContract(intfContract);
+                implementation.getReferences().add(ref);
+            }
+            
+            // Process componentType side file
+            ComponentType componentType = assemblyFactory.createComponentType();
+            componentType.setURI("WEB-INF/web.componentType");
+            componentType = resolver.resolveModel(ComponentType.class, componentType);
+            if (!componentType.isUnresolved()) {
+                
+                // Initialize the implementation's services, references and properties
+                implementation.getServices().addAll(componentType.getServices());
+                implementation.getReferences().addAll(componentType.getReferences());
+                implementation.getProperties().addAll(componentType.getProperties());
+            }
+        }
+        implementation.setUnresolved(false);
+    }
+
+    public void write(WebImplementation implementation, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+        
+        // Write <implementation.web>
+        writeStart(writer, IMPLEMENTATION_WEB.getNamespaceURI(), IMPLEMENTATION_WEB.getLocalPart(),
+                   new XAttr("web-uri", implementation.getWebURI()));
+        
+        writeEnd(writer);
+    }
+}