/**
 * Copyright 2005-2016 The Kuali Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
 *
 * 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.kuali.rice.ksb.messaging.quartz;

import org.apache.log4j.Logger;
import org.kuali.rice.ksb.messaging.MessageServiceInvoker;
import org.kuali.rice.ksb.messaging.PersistedMessageBO;
import org.kuali.rice.ksb.messaging.threadpool.KSBThreadPool;
import org.kuali.rice.ksb.service.KSBServiceLocator;
import org.kuali.rice.ksb.util.KSBConstants;
import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;

import java.io.Serializable;


/**
 * Job saves a {@link org.kuali.rice.ksb.messaging.PersistedMessageBO} to the message queue in the state of 'R' and then puts into a
 * {@link MessageServiceInvoker} for execution in {@link KSBThreadPool}.
 * 
 * @author Kuali Rice Team (rice.collab@kuali.org)
 * 
 */
public class MessageServiceExecutorJob implements Job, Serializable {

    private static final Logger LOG = Logger.getLogger(MessageServiceExecutorJob.class);

    private static final long serialVersionUID = 6702139047380618522L;

    public static final String MESSAGE_KEY = "message";

    public void execute(JobExecutionContext jec) throws JobExecutionException {
	try {
	    PersistedMessageBO message = (PersistedMessageBO) jec.getJobDetail().getJobDataMap().get(MESSAGE_KEY);
	    message.setQueueStatus(KSBConstants.ROUTE_QUEUE_ROUTING);
	    KSBServiceLocator.getMessageQueueService().save(message);
	    KSBServiceLocator.getThreadPool().execute(new MessageServiceInvoker(message));
	} catch (Throwable t) {
	    LOG.error("Caught throwable attempting to process message in exception messaging queue.", t);
	    throw new JobExecutionException(new Exception(t));
	}
    }
}
