/*

 * 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:

 *

 * Trace handler

 *

 */

package com.nokia.trace.dictionary.model.handlers;

import org.xml.sax.Attributes;

import com.nokia.trace.dictionary.model.DecodeObject;

import com.nokia.trace.dictionary.model.DictionaryContentHandler;

import com.nokia.trace.dictionary.model.DictionaryContentVariables;

import com.nokia.trace.dictionary.model.DictionaryDecodeModel;

import com.nokia.trace.dictionary.model.TraceInstanceList;

import com.nokia.trace.dictionary.model.DictionaryContentVariables.ParentDecodeObject;

/**

 * Trace handler

 * 

 */

final class TraceHandler extends BaseHandler {

	/**

	 * Tag name this handler handles

	 */

	private static final String TRACE_TAG = "trace"; //$NON-NLS-1$

	/**

	 * Constructor

	 * 

	 * @param model

	 *            the model

	 */

	TraceHandler(DictionaryDecodeModel model) {

		super(model, TRACE_TAG);

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see com.nokia.trace.dictionary.model.handlers.DictionaryHandler#

	 * processElement(org.xml.sax.Attributes)

	 */

	@Override

	public void processStartElement(Attributes atts,

			DictionaryContentHandler handler) {

		DictionaryContentVariables variables = handler.getVariables();

		// Save the data-ref value to variables

		variables.setPreviousTraceDataRef(Integer.parseInt(atts

				.getValue(DATAREF)));

		variables.setTraceInstanceList(new TraceInstanceList(0, "allthesame")); //$NON-NLS-1$

		variables.setParentDecodeObject(ParentDecodeObject.TRACE);

		// Save trace name to variables

		variables.setPreviousTraceName(atts.getValue(NAME));

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see

	 * com.nokia.trace.dictionary.model.handlers.BaseHandler#processEndElement

	 * (java.lang.StringBuffer, java.lang.Object,

	 * com.nokia.trace.dictionary.model.DictionaryContentHandler,

	 * com.nokia.trace.dictionary.model.DecodeObject)

	 */

	@Override

	public void processEndElement(StringBuffer elementContent,

			Object unFinishedObject, DictionaryContentHandler handler,

			DecodeObject parentObject) {

		DictionaryContentVariables variables = handler.getVariables();

		// Set metadata to traces and remove the list afterwards

		variables.getTraceInstanceList().setMetadataToTraces();

		variables.setTraceInstanceList(null);

		variables.setParentDecodeObject(ParentDecodeObject.GROUP);

	}

}