/*

 * Copyright (c) 2007-2010 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:

 *

 * Base class for Isi Readers

 *

 */

package com.nokia.traceviewer.engine;

import java.util.ArrayList;

import java.util.List;

/**

 * Multipart item

 */

public class MultiPartItem {

	/**

	 * Tells if this multipart trace is completed

	 */

	private boolean isCompleted;

	/**

	 * Total message length after assembling the parts

	 */

	private int totalMessageLength;

	/**

	 * Trace header size list containing header sizes

	 */

	private final List<Integer> tracePartHeaderSizeList = new ArrayList<Integer>();

	/**

	 * Trace part list containing whole messages as byte arrays

	 */

	private final List<byte[]> tracePartList = new ArrayList<byte[]>();

	/**

	 * Sets this trace to be completed

	 * 

	 * @param completed

	 */

	public void setCompleted(boolean completed) {

		this.isCompleted = completed;

	}

	/**

	 * Tells if the trace is completed

	 * 

	 * @return true if completed

	 */

	public boolean isCompleted() {

		return isCompleted;

	}

	/**

	 * Gets trace parts

	 * 

	 * @return trace parts list

	 */

	public List<byte[]> getTraceParts() {

		return tracePartList;

	}

	/**

	 * Gets trace part header sizes list

	 * 

	 * @return trace part header sizes list

	 */

	public List<Integer> getTracePartHeaderSizes() {

		return tracePartHeaderSizeList;

	}

	/**

	 * Gets total message length

	 * 

	 * @return total message length

	 */

	public int getTotalMessageLength() {

		return totalMessageLength;

	}

	/**

	 * Adds trace part

	 * 

	 * @param trace

	 *            trace part

	 * @param lastPart

	 *            if true, is the last part of the trace

	 */

	public void addPart(TraceProperties trace, boolean lastPart) {

		byte[] byteArr = new byte[trace.messageLength];

		// First copy the header

		int headerSize = trace.dataStart - trace.messageStart;

		trace.byteBuffer.position(trace.messageStart);

		trace.byteBuffer.get(byteArr, 0, trace.messageLength);

		// Insert header length and byte array to the map

		tracePartHeaderSizeList.add(Integer.valueOf(headerSize));

		tracePartList.add(byteArr);

		// Add total message length

		if (lastPart) {

			totalMessageLength += trace.messageLength;

		} else {

			totalMessageLength += trace.dataLength;

		}

	}

}