/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: OfficeParserUtil.java,v $
*
* $Revision: 1.2 $
*
* last change: $Author: rt $ $Date: 2007/07/09 11:56:08 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2007 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
* Copyright 2007 by Pentaho Corporation
*
* This library 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.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
package com.sun.star.report.pentaho.parser;
import java.util.Iterator;
import java.util.Properties;
import java.util.Map;
import java.util.HashMap;
import org.jfree.resourceloader.Resource;
import org.jfree.resourceloader.ResourceException;
import org.jfree.resourceloader.ResourceManager;
import org.jfree.util.DefaultConfiguration;
import org.jfree.util.Log;
import org.jfree.report.JFreeReportBoot;
import org.jfree.layouting.namespace.NamespaceDefinition;
import org.jfree.layouting.namespace.Namespaces;
public class OfficeParserUtil
{
private static OfficeParserUtil instance;
private static final String NAMESPACES_PREFIX = "namespaces.";
public static synchronized OfficeParserUtil getInstance ()
{
if (instance == null)
{
instance = new OfficeParserUtil();
}
return instance;
}
private DefaultConfiguration props;
private NamespaceDefinition[] namespaces;
private OfficeParserUtil ()
{
props = new DefaultConfiguration();
ResourceManager resourceManager = new ResourceManager();
resourceManager.registerDefaults();
try
{
final Resource res = resourceManager.createDirectly
("res://com/sun/star/report/pentaho/parser/selectors.properties", Properties.class);
final Properties resProps = (Properties) res.getResource();
props.putAll(resProps);
}
catch (ResourceException e)
{
Log.warn("Unable to load mapping rules. Parsing services may not be available.", e);
}
namespaces = Namespaces.createFromConfig
(JFreeReportBoot.getInstance().getGlobalConfig(),
"org.jfree.report.namespaces.", resourceManager);
}
public NamespaceDefinition getNamespaceDeclaration (String uri)
{
if (uri == null) throw new NullPointerException("URI must not be null");
for (int i = 0; i < namespaces.length; i++)
{
final NamespaceDefinition definition = namespaces[i];
if (uri.equals(definition.getURI()))
{
return definition;
}
}
return null;
}
public String getGenericFont (String officeFont)
{
return props.getProperty
("font-family." + officeFont.toLowerCase(), officeFont);
}
public String getNamespaceURI (String namespacePrefix)
{
return props.getProperty(NAMESPACES_PREFIX + namespacePrefix);
}
public String getNamespaceForStyleFamily (String styleFamily)
{
return props.getProperty("style-family." + styleFamily);
}
public Map getNamespaces ()
{
Map map = new HashMap();
Iterator keys = props.findPropertyKeys(NAMESPACES_PREFIX);
while (keys.hasNext())
{
String key = (String) keys.next();
String value = props.getConfigProperty(key);
map.put (key.substring(NAMESPACES_PREFIX.length()), value);
}
return map;
}
public String getNamespacePrefix (String namespaceURI)
{
Iterator keys = props.findPropertyKeys(NAMESPACES_PREFIX);
while (keys.hasNext())
{
String key = (String) keys.next();
String value = props.getConfigProperty(key);
if (namespaceURI.equals(value))
{
return key.substring(NAMESPACES_PREFIX.length());
}
}
return null;
}
public AttributeSpecification parseStyleAttrDefinition
(final String key, final String prefix, final String tagname)
{
final String configPrefix = "attr." + prefix + "." + tagname + ".";
final String configSuffix = key.substring(configPrefix.length());
final int dotPosition = configSuffix.indexOf('.');
if (dotPosition == -1)
{
return null;
}
final String namespaceUri = getNamespaceURI(configSuffix.substring(0, dotPosition));
final String attrName = configSuffix.substring(dotPosition + 1);
final String value = props.getProperty(key);
return new AttributeSpecification(namespaceUri, attrName, value);
}
public Iterator findStylesForElement (final String prefix,
final String tagname)
{
final String configPrefix = "attr." + prefix + "." + tagname + ".";
return props.findPropertyKeys(configPrefix);
}
public boolean isValidStyleElement (String uri, String tagName)
{
final String prefix = getNamespacePrefix(uri);
if (prefix == null)
{
return false;
}
final Iterator stylesForElement = findStylesForElement(prefix, tagName);
return stylesForElement.hasNext();
}
public String getSelectorPattern ()
{
return props.getConfigProperty("style-selector.pattern");
}
public static void main (String[] args)
{
JFreeReportBoot.getInstance().start();
System.out.print(OfficeParserUtil.getInstance().getNamespaces());
}
}