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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.openjpa;
import java.util.Properties;
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.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.openjpa.persistence.PersistenceUnitInfoImpl;
import org.apache.tuscany.sca.assembly.AssemblyFactory;
import org.apache.tuscany.sca.assembly.xml.Constants;
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.openjpa.impl.JPAImplementationFactoryImpl;
import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
public class JPAImplementationProcessor implements StAXArtifactProcessor<JPAImplementation> {
private final QName QNAME = new QName(Constants.SCA10_TUSCANY_NS, "implementation.jpa");
private QName DS = new QName(Constants.SCA10_TUSCANY_NS, "datasource");
private JPAImplementationFactory jpaFactory;
private Log log = LogFactory.getLog(this.getClass());
private StAXArtifactProcessor<PersistenceUnitInfoImpl> puiiProcessor;
public JPAImplementationProcessor(ModelFactoryExtensionPoint modelFactories) {
AssemblyFactory assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
JavaInterfaceFactory javaFactory = modelFactories.getFactory(JavaInterfaceFactory.class);
this.jpaFactory = new JPAImplementationFactoryImpl(assemblyFactory, javaFactory);
this.puiiProcessor = new PersistenceUnitInfoImplProcessor(modelFactories);
}
public Class<JPAImplementation> getModelType() {
return JPAImplementation.class;
}
public QName getArtifactType() {
return QNAME;
}
public JPAImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
assert QNAME.equals(reader.getName());
JPAImplementation implementation = jpaFactory.createOpenJpaImplementation();
implementation.setPersistenceUnitInfoImpl(puiiProcessor.read(reader));
Properties dsmeta = new Properties();
do {
int event = reader.next();
if (event == XMLStreamConstants.START_ELEMENT) {
if (!reader.getName().equals(DS)) {
dsmeta.setProperty(reader.getName().getLocalPart(), reader.getElementText());
}
} else if (event == XMLStreamConstants.END_ELEMENT && reader.getName().equals(DS)) {
implementation.setDataSourceMeta(dsmeta);
break;
}
} while (true);
return implementation;
}
public void write(JPAImplementation model, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
// TODO Auto-generated method stub
}
public void resolve(JPAImplementation model, ModelResolver resolver) throws ContributionResolveException {
}
}
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