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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package com.sun.star.report.pentaho.styles;
import java.util.HashMap;
import java.util.Map;
import org.pentaho.reporting.libraries.resourceloader.Resource;
import org.pentaho.reporting.libraries.resourceloader.ResourceException;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
/**
* The style-mapper holds all information about the OpenOffice style mapping
* mechanism. OpenOffice references styles by their name and context, a style
* has a style-family assigned. The style family is determined by the element
* referencing the style, and there is no easily accessible information
* available on that.
* <p/>
* Therefore this mapper acts as gatekeeper for this information. The style
* mapping information is read from an external definition file and can be
* maintained externally.
*
* @author Thomas Morgner
* @since 11.03.2007
*/
public class StyleMapper
{
private final Map backend;
public StyleMapper()
{
this.backend = new HashMap();
}
public void addMapping(final StyleMappingRule rule)
{
backend.put(rule.getKey(), rule);
}
public boolean isListOfStyles(final String elementNamespace,
final String elementTagName,
final String attributeNamespace,
final String attributeName)
{
final StyleMapperKey key = new StyleMapperKey(elementNamespace, elementTagName, attributeNamespace, attributeName);
final StyleMappingRule rule = (StyleMappingRule) backend.get(key);
return rule != null && rule.isListOfValues();
}
public String getStyleFamilyFor(final String elementNamespace,
final String elementTagName,
final String attributeNamespace,
final String attributeName)
{
final StyleMapperKey key = new StyleMapperKey(elementNamespace, elementTagName, attributeNamespace, attributeName);
final StyleMappingRule rule = (StyleMappingRule) backend.get(key);
if (rule == null)
{
return null;
}
return rule.getFamily();
}
public static StyleMapper loadInstance(final ResourceManager resourceManager)
throws ResourceException
{
final Resource resource = resourceManager.createDirectly("res://com/sun/star/report/pentaho/styles/stylemapper.xml", StyleMapper.class);
return (StyleMapper) resource.getResource();
}
}
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