/*
* 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) 2011 - 2012 De Bortoli Wines Pty Limited (Australia). All Rights Reserved.
*/

package org.pentaho.reporting.engine.classic.extensions.datasources.openerp.parser;

/*
 * 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) 2011 - 2012 De Bortoli Wines Pty Limited (Australia). All Rights Reserved.
 */

import com.debortoliwines.openerp.reporting.di.OpenERPFilterInfo;
import org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlReadHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;

/**
 * Class to read search filter parameters
 *
 * @author Pieter van der Merwe
 */
public class FilterReadHandler extends AbstractXmlReadHandler {
  private OpenERPFilterInfo filter;

  public FilterReadHandler() {
  }

  /**
   * Starts parsing.
   *
   * @param attrs the attributes.
   * @throws SAXException if there is a parsing error.
   */
  protected void startParsing( final Attributes attrs ) throws SAXException {
    super.startParsing( attrs );

    int instanceNum;
    try {
      instanceNum = Integer.parseInt( attrs.getValue( getUri(), "instanceNum" ) );
    } catch ( Exception e ) {
      instanceNum = 1;
    }

    filter = new OpenERPFilterInfo(
      attrs.getValue( getUri(), "modelPath" ),
      instanceNum,
      attrs.getValue( getUri(), "operator" ),
      attrs.getValue( getUri(), "fieldName" ),
      attrs.getValue( getUri(), "comparator" ),
      attrs.getValue( getUri(), "value" ) );
  }

  /**
   * Returns the object for this element or null, if this element does not create an object.
   *
   * @return the object.
   * @throws SAXException if there is a parsing error.
   */
  public Object getObject() throws SAXException {
    return null;
  }

  public OpenERPFilterInfo getFilter() {
    return filter;
  }

}