/*******************************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *  Actuate Corporation  - initial API and implementation
 *******************************************************************************/

package org.eclipse.birt.report.model.parser;

import org.eclipse.birt.report.model.core.DesignElement;
import org.eclipse.birt.report.model.elements.ReportItem;
import org.eclipse.birt.report.model.elements.TemplateReportItem;
import org.eclipse.birt.report.model.util.XMLParserException;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;

/**
 * This class parses a template report item.
 */

public class TemplateReportItemState extends ReportElementState
{

	/**
	 * The template report item being created.
	 */

	protected TemplateReportItem element = null;

	/**
	 * Constructs the template report item state with the design parser handler,
	 * the container element and the container slot of the template report item.
	 * 
	 * @param handler
	 *            the design file parser handler
	 * @param theContainer
	 *            the element that contains this one
	 * @param slot
	 *            the slot in which this element appears
	 */

	public TemplateReportItemState( ModuleParserHandler handler,
			DesignElement theContainer, int slot )
	{
		super( handler, theContainer, slot );
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.parser.DesignParseState#getElement()
	 */

	public DesignElement getElement( )
	{
		return element;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.util.AbstractParseState#parseAttrs(org.xml.sax.Attributes)
	 */

	public void parseAttrs( Attributes attrs ) throws XMLParserException
	{
		element = new TemplateReportItem( );

		initElement( attrs, false );
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.util.AbstractParseState#end()
	 */

	public void end( ) throws SAXException
	{
		DesignElement refTemplateParam = element
				.getTemplateParameterElement( handler.getModule( ) );
		if ( refTemplateParam != null )
		{
			DesignElement defaultElement = element.getDefaultElement( handler
					.getModule( ) );

			if ( !( defaultElement instanceof ReportItem ) )
			{
				handler
						.getErrorHandler( )
						.semanticError(
								new DesignParserException(
										new String[]{
												element.getIdentifier( ),
												refTemplateParam
														.getIdentifier( )},
										DesignParserException.DESIGN_EXCEPTION_INCONSISTENT_TEMPLATE_ELEMENT_TYPE ) );
			}
		}
		else
		{
			// fire an error
		}
		super.end( );
	}

}
