/**
* Copyright (c) 2002-2010 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.onlinebackup.net;
public abstract class Job
{
private boolean reQueue = true;
private Callback callback = null;
private Job chainJob = null;
private enum Status implements JobStatus
{
NO_STATUS
}
private JobStatus status = Status.NO_STATUS;
protected Job()
{
}
protected Job( Callback callback )
{
this.callback = callback;
}
protected void setRequeue()
{
reQueue = true;
}
protected void setNoRequeue()
{
reQueue = false;
}
public boolean needsRequeue()
{
return reQueue;
}
public abstract boolean performJob();
public void executeCallback()
{
if ( callback != null )
{
callback.jobExecuted( this );
}
}
public void setChainJob( Job job )
{
this.chainJob = job;
}
public Job getChainJob()
{
return chainJob;
}
public JobStatus getStatus()
{
return status;
}
protected void setStatus( JobStatus status )
{
this.status = status;
}
protected void log( String message )
{
// System.out.println( getStatus() + " " + this + ": " + message );
}
protected void log( String message, Throwable cause )
{
System.out.println( this + ": " + message );
cause.printStackTrace();
}
}