/* Licensed 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.activiti.engine.impl.cmd;
import java.io.Serializable;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.impl.cfg.TransactionState;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.interceptor.CommandExecutor;
import org.activiti.engine.impl.jobexecutor.FailedJobListener;
import org.activiti.engine.impl.jobexecutor.JobExecutorContext;
import org.activiti.engine.impl.persistence.entity.JobEntity;
/**
* @author Tom Baeyens
*/
public class ExecuteJobsCmd implements Command<Object>, Serializable {
private static final long serialVersionUID = 1L;
private static Logger log = Logger.getLogger(ExecuteJobsCmd.class.getName());
protected String jobId;
public ExecuteJobsCmd(String jobId) {
this.jobId = jobId;
}
public Object execute(CommandContext commandContext) {
if(jobId == null) {
throw new ActivitiException("jobId is null");
}
if (log.isLoggable(Level.FINE)) {
log.fine("Executing job " + jobId);
}
JobEntity job = commandContext
.getJobManager()
.findJobById(jobId);
if (job == null) {
throw new ActivitiException("No job found with id '" + jobId + "'");
}
JobExecutorContext jobExecutorContext = Context.getJobExecutorContext();
if(jobExecutorContext != null) { // if null, then we are not called by the job executor
jobExecutorContext.setCurrentJob(job);
}
try {
job.execute(commandContext);
} catch (RuntimeException exception) {
// When transaction is rolled back, decrement retries
CommandExecutor commandExecutor = Context
.getProcessEngineConfiguration()
.getCommandExecutorTxRequiresNew();
commandContext.getTransactionContext().addTransactionListener(
TransactionState.ROLLED_BACK,
new FailedJobListener(commandExecutor, jobId, exception));
// throw the original exception to indicate the ExecuteJobCmd failed
throw exception;
} finally {
if(jobExecutorContext != null) {
jobExecutorContext.setCurrentJob(null);
}
}
return null;
}
}