org.jity.server.instructions.UpdateTaskStatus.java Source code

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Here is the source code for org.jity.server.instructions.UpdateTaskStatus.java

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/**
if *  JiTy : Open Job Scheduler
 *  Copyright (C) 2012 
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free
 *  Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA 02111-1307, USA
 *
 *  For questions, suggestions:
 *
 *  http://www.assembla.com/spaces/jity
 *
 */
package org.jity.server.instructions;

import org.apache.log4j.Logger;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.jity.common.protocol.Instruction;
import org.jity.common.protocol.JityResponse;
import org.jity.common.referential.ExecTask;
import org.jity.common.util.XMLUtil;
import org.jity.server.database.HibernateSessionFactory;

/**
 * Server command to update task status
 * @author 09344A
 *
 */
public class UpdateTaskStatus implements Instruction {
    private static final Logger logger = Logger.getLogger(UpdateTaskStatus.class);

    public JityResponse launch(String xmlInputData) {
        JityResponse response = new JityResponse();
        Session databaseSession = null;

        try {

            databaseSession = HibernateSessionFactory.getInstance().getSession();

            ExecTask task = (ExecTask) XMLUtil.XMLStringToObject(xmlInputData);

            // Saving ExecTask state
            Transaction transaction = databaseSession.beginTransaction();
            databaseSession.merge(task);
            transaction.commit();

            logger.debug("Exec task " + task.getId() + " updated in db (status: " + task.getStatus() + ")");

            databaseSession.close();

            response.setInstructionResultOK(true);

        } catch (Exception e) {
            response.setException(e);
            if (databaseSession != null)
                databaseSession.close();
        }

        return response;
    }

}