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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
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<StyleMapperKey,StyleMappingRule> backend;
public StyleMapper()
{
this.backend = new HashMap<StyleMapperKey,StyleMappingRule>();
}
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 = 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 = 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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