/*******************************************************************************
 * Copyright (c) 2005 The Regents of the University of California. 
 * This material was produced under U.S. Government contract W-7405-ENG-36 
 * for Los Alamos National Laboratory, which is operated by the University 
 * of California for the U.S. Department of Energy. The U.S. Government has 
 * rights to use, reproduce, and distribute this software. NEITHER THE 
 * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR 
 * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified 
 * to produce derivative works, such modified software should be clearly marked, 
 * so as not to confuse it with the version available from LANL.
 * 
 * Additionally, this program and the accompanying materials 
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * LA-CC 04-115
 *******************************************************************************/

package org.eclipse.ptp.rtsystem;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.ptp.core.attributes.AttributeManager;
import org.eclipse.ptp.core.elements.IPJob;

/**
 * A Control System is a portion of a runtime system that handles controlling jobs.  This includes
 * starting new jobs, terminating jobs, getting information about running jobs and processes, etc.
 * 
 * @author Nathan DeBardeleben
 */

public interface IControlSystem {	
	
	/**
	 * Submits a job run using the submission ID and the attributes provided by the AttributeManager.  
	 * The AttributeManager contains resource manager specific information about 
	 * how the user wants to run the job, such as the program name, number of processes, etc.
	 * 
	 * The job submission ID can be used to identify the new job that 
	 * is created. The ID will be returned as an attribute on the new job.
	 * 
	 * This will call will result in either a new job event when the job is created
	 * by the resource manager or an error event if the job submission fails.
	 * 
	 * @param subId
	 * @param attrMgr 
	 * @throws CoreException 
	 */
	public void submitJob(String subId, AttributeManager attrMgr) throws CoreException;

	/**
	 * Terminates a running job.  The {@link IPJob} contains the job identifier used to 
	 * locate the job by the control system.
	 * 
	 * @param job the job to terminate
	 * @throws CoreException 
	 */
	public void terminateJob(IPJob job) throws CoreException;
}