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+/*
+ * 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.jee.xml;
+
+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.xml.Constants;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+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.jee.JEEImplementation;
+import org.apache.tuscany.sca.implementation.jee.JEEImplementationFactory;
+import org.apache.tuscany.sca.monitor.Monitor;
+
+/**
+ * Implements a StAX artifact processor for JEE implementations.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JEEImplementationProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<JEEImplementation> {
+ private static final QName IMPLEMENTATION_JEE = new QName(Constants.SCA10_NS, "implementation.jee");
+
+ private AssemblyFactory assemblyFactory;
+ private JEEImplementationFactory implementationFactory;
+ private Monitor monitor;
+
+ public JEEImplementationProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+ this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
+ this.implementationFactory = modelFactories.getFactory(JEEImplementationFactory.class);
+ this.monitor = monitor;
+ }
+
+ public QName getArtifactType() {
+ // Returns the QName of the XML element processed by this processor
+ return IMPLEMENTATION_JEE;
+ }
+
+ public Class<JEEImplementation> getModelType() {
+ // Returns the type of model processed by this processor
+ return JEEImplementation.class;
+ }
+
+ public JEEImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+
+ // Read an <implementation.jee> element
+ JEEImplementation implementation = implementationFactory.createJEEImplementation();
+ implementation.setUnresolved(true);
+
+ // Read the archive attribute
+ String archive = getString(reader, "archive");
+ if (archive != null) {
+ implementation.setArchive(archive);
+
+ // Set the URI of the component type
+ implementation.setURI(archive);
+ }
+
+ // Skip to end element
+ while (reader.hasNext()) {
+ if (reader.next() == END_ELEMENT && IMPLEMENTATION_JEE.equals(reader.getName())) {
+ break;
+ }
+ }
+
+ return implementation;
+ }
+
+ public void resolve(JEEImplementation implementation, ModelResolver resolver) throws ContributionResolveException {
+ // Resolve the component type
+ String uri = implementation.getURI();
+ if (uri != null) {
+ ComponentType componentType = assemblyFactory.createComponentType();
+ componentType.setURI(uri + ".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(JEEImplementation implementation, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+
+ // Write <implementation.jee>
+ writeStart(writer, IMPLEMENTATION_JEE.getNamespaceURI(), IMPLEMENTATION_JEE.getLocalPart(),
+ new XAttr("archive", implementation.getArchive()));
+
+ writeEnd(writer);
+ }
+}