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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 java.net.URI;
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.jee.EjbModuleInfo;
import org.apache.tuscany.sca.contribution.jee.JavaEEExtension;
import org.apache.tuscany.sca.contribution.jee.JavaEEOptionalExtension;
import org.apache.tuscany.sca.contribution.jee.WebModuleInfo;
import org.apache.tuscany.sca.contribution.jee.JavaEEApplicationInfo;
import org.apache.tuscany.sca.contribution.jee.impl.EjbModuleInfoImpl;
import org.apache.tuscany.sca.contribution.jee.impl.WebModuleInfoImpl;
import org.apache.tuscany.sca.contribution.jee.impl.JavaEEApplicationInfoImpl;
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 JavaEEExtension jeeExtension;
private JavaEEOptionalExtension jeeOptionalExtension;
private Monitor monitor;
public JEEImplementationProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
this.implementationFactory = modelFactories.getFactory(JEEImplementationFactory.class);
this.jeeExtension = modelFactories.getFactory(JavaEEExtension.class);
this.jeeOptionalExtension = modelFactories.getFactory(JavaEEOptionalExtension.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();
String archive = implementation.getArchive();
if (uri != null) {
Object moduleInfo = null;
if(uri.equals("")) {
if(moduleInfo == null) {
WebModuleInfo unresolved = new WebModuleInfoImpl();
unresolved.setUri(URI.create(archive));
WebModuleInfo resolved = resolver.resolveModel(WebModuleInfo.class, unresolved);
if(unresolved != resolved) {
moduleInfo = resolved;
}
}
if(moduleInfo == null) {
EjbModuleInfo unresolved = new EjbModuleInfoImpl();
unresolved.setUri(URI.create(archive));
EjbModuleInfo resolved = resolver.resolveModel(EjbModuleInfo.class, unresolved);
if(unresolved != resolved) {
moduleInfo = resolved;
}
}
if(moduleInfo == null) {
JavaEEApplicationInfo unresolved = new JavaEEApplicationInfoImpl();
unresolved.setUri(URI.create(archive));
JavaEEApplicationInfo resolved = resolver.resolveModel(JavaEEApplicationInfo.class, unresolved);
if(unresolved != resolved) {
moduleInfo = resolved;
}
}
} else if(uri.endsWith(".war")) {
WebModuleInfo webModuleInfo = new WebModuleInfoImpl();
webModuleInfo.setUri(URI.create(archive));
webModuleInfo = resolver.resolveModel(WebModuleInfo.class, webModuleInfo);
moduleInfo = webModuleInfo;
} else if(uri.endsWith(".jar")) {
EjbModuleInfo ejbModuleInfo = new EjbModuleInfoImpl();
ejbModuleInfo.setUri(URI.create(archive));
ejbModuleInfo = resolver.resolveModel(EjbModuleInfo.class, ejbModuleInfo);
moduleInfo = ejbModuleInfo;
} else if(uri.endsWith(".ear")) {
JavaEEApplicationInfo appInfo = new JavaEEApplicationInfoImpl();
appInfo.setUri(URI.create(archive));
appInfo = resolver.resolveModel(JavaEEApplicationInfo.class, appInfo);
moduleInfo = appInfo;
}
if(moduleInfo instanceof WebModuleInfo) {
if(jeeOptionalExtension != null) {
ComponentType ct = jeeOptionalExtension.createImplementationJeeComponentType((WebModuleInfo)moduleInfo);
implementation.getReferences().addAll(ct.getReferences());
implementation.getProperties().addAll(ct.getProperties());
}
// TODO: check for web composite
} else if(moduleInfo instanceof EjbModuleInfo) {
if(jeeExtension != null) {
ComponentType ct = jeeExtension.createImplementationJeeComponentType((EjbModuleInfo)moduleInfo);
implementation.getServices().addAll(ct.getServices());
}
if(jeeOptionalExtension != null) {
ComponentType ct = jeeOptionalExtension.createImplementationJeeComponentType((EjbModuleInfo)moduleInfo);
implementation.getServices().addAll(ct.getServices());
implementation.getReferences().addAll(ct.getReferences());
implementation.getProperties().addAll(ct.getProperties());
}
// TODO: check for ejb-jar composite
} else if(moduleInfo instanceof JavaEEApplicationInfo) {
if(jeeExtension != null) {
ComponentType ct = jeeExtension.createImplementationJeeComponentType((JavaEEApplicationInfo)moduleInfo);
implementation.getServices().addAll(ct.getServices());
}
if(jeeOptionalExtension != null) {
ComponentType ct = jeeOptionalExtension.createImplementationJeeComponentType((JavaEEApplicationInfo)moduleInfo);
implementation.getServices().addAll(ct.getServices());
implementation.getReferences().addAll(ct.getReferences());
implementation.getProperties().addAll(ct.getProperties());
}
// TODO: check for application composite
}
}
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);
}
}
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