/*

 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:  Definitions for the class FreeInfo

 *

 */

package com.nokia.s60tools.analyzetool.engine.statistic;

import java.util.Collection;

import java.util.Collections;

import java.util.HashSet;

import java.util.Set;

/**

 * Constains information of free

 * @author kihe

 *

 */

public class FreeInfo extends BaseInfo {

	Set<AllocInfo> allocsFreed;

	/**

	 * Adds an alloc which has been freed by this Free 

	 * @param alloc the alloc to add

	 */

	public void addFreedAlloc(AllocInfo alloc){

		if (allocsFreed == null){

			allocsFreed = new HashSet<AllocInfo>();

		}

		allocsFreed.add(alloc);

	}

	/**

	 * Returns a collection of allocs freed by this Free

	 * @return the Collection of AllocInfos freed

	 */

	public Collection<AllocInfo> getFreedAllocs(){

		return Collections.unmodifiableSet(allocsFreed == null ? new HashSet<AllocInfo>() : allocsFreed);

	}

}