/*!
 * This program is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 * or from the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * This program 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 GNU Lesser General Public License for more details.
 *
 * Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.modules.output.table.base.layout.parser;

import org.pentaho.reporting.engine.classic.core.modules.output.table.base.layout.model.ResultTable;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
import org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlReadHandler;
import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;

/**
 * Creation-Date: 20.08.2007, 19:29:20
 *
 * @author Thomas Morgner
 */
public class ResultChunkReadHandler extends AbstractXmlReadHandler {
  private ResultTable resultTable;
  private int row;

  public ResultChunkReadHandler() {
    resultTable = new ResultTable();
    row = -1;
  }

  protected void startParsing( final Attributes attrs ) throws SAXException {
  }

  protected XmlReadHandler getHandlerForChild( final String uri, final String tagName, final Attributes atts )
    throws SAXException {
    if ( ObjectUtilities.equal( uri, getUri() ) == false ) {
      return null;
    }
    if ( "row".equals( tagName ) ) {
      row += 1;
      return new RowReadHandler( resultTable, row );
    }
    return null;
  }

  public Object getObject() throws SAXException {
    return resultTable;
  }
}