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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.provider;
import java.util.HashMap;
import java.util.Map;
import javax.persistence.EntityManagerFactory;
import javax.transaction.TransactionManager;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.openjpa.kernel.Bootstrap;
import org.apache.openjpa.kernel.BrokerFactory;
import org.apache.openjpa.persistence.JPAFacadeHelper;
import org.apache.openjpa.persistence.PersistenceUnitInfoImpl;
import org.apache.openjpa.persistence.PersistenceProductDerivation.ConfigurationProviderImpl;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.implementation.openjpa.JPAImplementation;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.invocation.Invoker;
import org.apache.tuscany.sca.provider.ImplementationProvider;
import org.apache.tuscany.sca.runtime.RuntimeComponent;
import org.apache.tuscany.sca.runtime.RuntimeComponentService;
public class JPAImplementationProvider implements ImplementationProvider {
private RuntimeComponent component;
private JPAImplementation implementation;
private EntityManagerFactory emf;
private TransactionManager tm;
public JPAImplementationProvider(RuntimeComponent component,
JPAImplementation implementation,
ExtensionPointRegistry extensionPoints) {
this.component = component;
this.implementation = implementation;
tm =
(TransactionManager)extensionPoints.getExtensionPoint(org.apache.geronimo.transaction.manager.XAWork.class);
try {
// tm.begin();
} catch (Exception ex) {
ex.printStackTrace();
}
initEntityManager();
}
private void initEntityManager() {
Map map = new HashMap();
map.put("TransactionManager", tm);
PersistenceUnitInfoImpl _info = implementation.getPersistenceUnitInfoImpl();
_info.fromUserProperties(map);
ConfigurationProviderImpl cp = new ConfigurationProviderImpl();
cp.addProperties(_info.toOpenJPAProperties());
cp.addProperties(implementation.getDataSourceMeta());
BrokerFactory factory = Bootstrap.newBrokerFactory(cp, null);
emf = JPAFacadeHelper.toEntityManagerFactory(factory);
}
private Log log = LogFactory.getLog(this.getClass());
public Invoker createInvoker(RuntimeComponentService service, Operation operation) {
return new JPAInvoker(operation, emf, tm);
}
public void start() {
// TODO Auto-generated method stub
}
public void stop() {
// TODO Auto-generated method stub
}
public boolean supportsOneWayInvocation() {
// TODO Auto-generated method stub
return false;
}
}
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