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diff --git a/reportbuilder/java/org/libreoffice/report/pentaho/styles/StyleMapper.java b/reportbuilder/java/org/libreoffice/report/pentaho/styles/StyleMapper.java
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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 org.libreoffice.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.</p>
+ *
+ * @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://org/libreoffice/report/pentaho/styles/stylemapper.xml", StyleMapper.class);
+        return (StyleMapper) resource.getResource();
+    }
+}