/*
* 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.osgi.xml;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamConstants;
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.Reference;
import org.apache.tuscany.sca.assembly.Service;
import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.core.FactoryExtensionPoint;
import org.apache.tuscany.sca.interfacedef.InterfaceContract;
import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
/*
*/
public class BluePrintComponentsProcessor implements StAXArtifactProcessor {
private static final String BLUE_PRINT_NS = "http://www.osgi.org/xmlns/blueprint/v1.0.0";
private static final String COMPOMENTS = "components";
private static final QName COMPONENTS_QNAME = new QName(BLUE_PRINT_NS, COMPOMENTS);
private AssemblyFactory factory;
private JavaInterfaceFactory javaInterfaceFactory;
public BluePrintComponentsProcessor(FactoryExtensionPoint modelFactories) {
this.factory = modelFactories.getFactory(AssemblyFactory.class);
this.javaInterfaceFactory = modelFactories.getFactory(JavaInterfaceFactory.class);
}
public ComponentType read(XMLStreamReader reader, ProcessorContext context) throws XMLStreamException {
int event = reader.getEventType();
ComponentType componentType = factory.createComponentType();
while (true) {
switch (event) {
case XMLStreamConstants.START_ELEMENT:
QName name = reader.getName();
if (COMPONENTS_QNAME.equals(name)) {
//
} else if ("reference".equals(name.getLocalPart())) {
Reference ref = factory.createReference();
ref.setName(reader.getAttributeValue(null, "id"));
String interfaceName = reader.getAttributeValue(null, "interface");
InterfaceContract interfaceContract = javaInterfaceFactory.createJavaInterfaceContract();
ref.setInterfaceContract(interfaceContract);
JavaInterface javaInterface = javaInterfaceFactory.createJavaInterface();
javaInterface.setUnresolved(true);
javaInterface.setName(interfaceName);
interfaceContract.setInterface(javaInterface);
componentType.getReferences().add(ref);
} else if ("service".equals(name.getLocalPart())) {
Service service = factory.createService();
String interfaceName = reader.getAttributeValue(null, "interface");
InterfaceContract interfaceContract = javaInterfaceFactory.createJavaInterfaceContract();
service.setInterfaceContract(interfaceContract);
JavaInterface javaInterface = javaInterfaceFactory.createJavaInterface();
javaInterface.setUnresolved(true);
javaInterface.setName(interfaceName);
interfaceContract.setInterface(javaInterface);
componentType.getServices().add(service);
}
break;
case XMLStreamConstants.END_ELEMENT:
name = reader.getName();
if (COMPONENTS_QNAME.equals(name)) {
return componentType;
}
break;
}
if (reader.hasNext()) {
event = reader.next();
} else {
return componentType;
}
}
}
public QName getArtifactType() {
return COMPONENTS_QNAME;
}
public void write(ComponentType model, XMLStreamWriter writer, ProcessorContext context) throws ContributionWriteException,
XMLStreamException {
// TODO: To be implemented
}
public Class getModelType() {
return ComponentType.class;
}
public void resolve(ComponentType model, ModelResolver resolver, ProcessorContext context) throws ContributionResolveException {
// TODO: To be implemented
}
}