/* Copyright (c) 2011 Peter Troshin
 *  
 *  JAva Bioinformatics Analysis Web Services (JABAWS) @version: 2.0     
 * 
 *  This library is free software; you can redistribute it and/or modify it under the terms of the
 *  Apache License version 2 as published by the Apache Software Foundation
 * 
 *  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 Apache 
 *  License for more details.
 * 
 *  A copy of the license is in apache_license.txt. It is also available here:
 * @see: http://www.apache.org/licenses/LICENSE-2.0.txt
 * 
 * Any republication or derived work distributed in source code form
 * must include this copyright and license notice.
 */
package compbio.runner;

import java.net.UnknownServiceException;

import compbio.engine.cluster.dundee._Queue;

@Deprecated
public class _NativeSpecHelper {

	int maxCalculationTime;
	int requiredMemory;
	String queue;

	public _NativeSpecHelper(int requiredMemory) {
		this(requiredMemory, 0);
	}

	public _NativeSpecHelper(int requiredMemory, int maxCalculationTime) {
		this.requiredMemory = requiredMemory;
		this.maxCalculationTime = maxCalculationTime;
	}

	public void setRequiredMemory(int memory) {
		this.requiredMemory = memory;
	}

	int getRequiredMemory() {
		return requiredMemory;
	}

	public void setQueue(String queue) {
		this.queue = queue;
	}

	public String getQueue() {
		return queue;
	}

	// -q 64bit.q -l qname=64bit.q -l h_vmem=8000M -l ram=8000M
	public String getNativeSpec() throws UnknownServiceException {
		if (queue == null) {
			queue = getApproprieteQueue().toString();
		} else {
			// check whether chosen queue suits for memory and runtime settings
			_Queue knownQueue = _Queue.BIGINT.getQueue(queue);
			if (knownQueue == null) {
				throw new UnknownServiceException("Queue " + queue
						+ " is not regestered in the system! ");
			}
			if (this.requiredMemory <= knownQueue.getMemoryLimit()) {
				throw new UnknownServiceException("Queue " + queue
						+ " has a memory limit of "
						+ knownQueue.getMemoryLimit()
						+ "M - which is smaller than requested!");
			}
			if (knownQueue.hasTimeLimit()
					&& this.maxCalculationTime <= knownQueue.getTimeLimit()) {
				throw new UnknownServiceException("Queue " + queue
						+ " has a time limit of " + knownQueue.getTimeLimit()
						+ "hours - which is smaller than requested!");
			}
		}
		return "-q " + queue.toString() + "-l qname=" + queue.toString()
				+ ", h_vmem=" + requiredMemory + "M,ram=" + requiredMemory
				+ "M";
	}

	public _Queue getApproprieteQueue() {
		return _Queue.getQueue(requiredMemory, maxCalculationTime);
	}

}