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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: Resolver.java,v $
* $Revision: 1.4 $
*
* 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.
*
************************************************************************/
/*
* Created on 27.01.2005
*
*/
package com.sun.star.tooling.converter;
import java.io.IOException;
import java.io.InputStream;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
/**
* Resolve external entities by provide the
* XLIFF DTD stored in the jar file
*/
public class Resolver implements EntityResolver {
/**
* Resolver constructor.
*/
public Resolver() {
}
/**
* Allow the application to resolve external entities.
*
* The Parser will call this method before opening any external entity
* except the top-level document entity (including the external DTD subset,
* external entities referenced within the DTD, and external entities
* referenced within the document element): the application may request that
* the parser resolve the entity itself, that it use an alternative URI, or
* that it use an entirely different input source.
*/
/* (non-Javadoc)
* @see org.xml.sax.EntityResolver#resolveEntity(java.lang.String, java.lang.String)
*/
public InputSource resolveEntity(String publicId, String systemId)
throws SAXException, IOException {
if ((publicId != null) && (publicId.equals("-//XLIFF//DTD XLIFF//EN"))) {
systemId = "dtd:///xliff.dtd";
}
if (systemId != null) {
if (systemId.startsWith("dtd://")) {
String dtd = "com/sun/star/tooling/converter/dtd"
+ systemId.substring(6);
ClassLoader cl = this.getClass().getClassLoader();
InputStream in = cl.getResourceAsStream(dtd);
InputSource ins = new InputSource(in);
ins.setSystemId(systemId);
return ins;
} /*
* else if ( systemId.startsWith("jar:") ) { try { URL url=new
* URL(systemId); JarURLConnection jarConn =
* (JarURLConnection)url.openConnection(); InputSource ins=new
* InputSource(jarConn.getInputStream());
* ins.setSystemId(systemId); return ins; }
* catch(MalformedURLException me){ throw new SAXException(me);
* Incorrect URL format used } }
*/
}
return null;
}
}
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