org.camunda.bpm.application.impl.EjbProcessApplicationReference Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.application.impl;
import javax.ejb.EJBException;
import org.camunda.bpm.application.ProcessApplicationInterface;
import org.camunda.bpm.application.ProcessApplicationReference;
import org.camunda.bpm.application.ProcessApplicationUnavailableException;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.impl.ProcessEngineLogger;
/**
* A reference to an EJB process application.
*
* An EJB process application is an EJB Session Bean that can be looked up in JNDI.
*
* @author Daniel Meyer
*
*/
public class EjbProcessApplicationReference implements ProcessApplicationReference {
private static ProcessApplicationLogger LOG = ProcessEngineLogger.PROCESS_APPLICATION_LOGGER;
/** this is an EjbProxy and can be cached */
protected ProcessApplicationInterface selfReference;
/** the name of the process application */
protected String processApplicationName;
public EjbProcessApplicationReference(ProcessApplicationInterface selfReference, String name) {
this.selfReference = selfReference;
this.processApplicationName = name;
}
public String getName() {
return processApplicationName;
}
public ProcessApplicationInterface getProcessApplication() throws ProcessApplicationUnavailableException {
try {
// check whether process application is still deployed
selfReference.getName();
}
catch(EJBException e) {
throw LOG.processApplicationUnavailableException(processApplicationName, e);
}
return selfReference;
}
public void processEngineStopping(ProcessEngine processEngine) throws ProcessApplicationUnavailableException {
// do nothing.
}
}