/*

 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "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:  

 *

 */

package com.nokia.helium.metadata.ant.types.sbs;

import org.xml.sax.Attributes;

import org.xml.sax.SAXException;

import org.xml.sax.helpers.DefaultHandler;

import com.nokia.helium.metadata.ant.types.sbs.SBSLogHandler.UncategorizedItem;

import com.nokia.helium.metadata.ant.types.sbs.SBSLogHandler.UncategorizedItemMap;

/**

 * The CategorizationHandler will try to push general 

 * make errors (UncategorizedItem) to a particular component.

 *

 */

public class CategorizationHandler extends DefaultHandler {

    private SBSLogHandler logHandler;

    private boolean record;

    private StringBuffer text = new StringBuffer();

    private String currentComponent;

    /**

     * Default constructor, it needs a SBSLogHandler.

     * @param logHandler the calling SBSLogHandler

     */

    public CategorizationHandler(SBSLogHandler logHandler) {

        this.logHandler = logHandler;

    }

    /**

     * {@inheritDoc}

     */

    @Override

    public void endElement(String uri, String localName, String qName) {

        if (qName.equalsIgnoreCase("clean") && currentComponent != null) {

            record = false;

            UncategorizedItemMap uncategorizedItemMap = this.logHandler.getUncategorizedItemMap();

            for (String line : text.toString().split("\n")) {

                line = line.trim().replace("\"", "");

                if (line.length() > 0) {

                    if (uncategorizedItemMap.containsKey(line)) {

                        for (UncategorizedItem item : uncategorizedItemMap.get(line)) {

                            this.logHandler.getEventHandler().add(item.getPriotity(), currentComponent, item.getText(), item.getLineNumber());

                        }

                        uncategorizedItemMap.remove(line);

                    }

                }

            }

            currentComponent = null;

            text.setLength(0);

        }

    }

    /**

     * {@inheritDoc}

     */

    @Override

    public void startElement(String uri, String localName, String qName,

            Attributes attributes) throws SAXException {

        if (qName.equalsIgnoreCase("clean")) {

            currentComponent = this.logHandler.getComponent(attributes);

            record = true;

            text.setLength(0);

        }

    }

    /**

     * {@inheritDoc}

     */

    @Override

    public void characters(char[] ch, int start, int length)

        throws SAXException {

        if (record) {

            text.append(ch, start, length);

        }

        super.characters(ch, start, length);

    }

}