/* jCAE stand for Java Computer Aided Engineering. Features are : Small CAD
modeler, Finite element mesher, Plugin architecture.
Copyright (C) 2003,2004,2005, by EADS CRC
Copyright (C) 2008, by EADS France
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
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 org.jcae.mesh.xmldata;
import java.io.IOException;
import java.io.StringReader;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
import org.xml.sax.InputSource;
import org.xml.sax.EntityResolver;
import org.xml.sax.SAXException;
import java.util.logging.Logger;
/**
* @author Jerome Robert
*/
public class ClassPathEntityResolver implements EntityResolver
{
private static final Logger logger=Logger.getLogger(ClassPathEntityResolver.class.getName());
public final InputSource resolveEntity(String publicId, String systemId)
throws SAXException, IOException
{
try
{
URI uri=new URI(systemId);
if(uri.getScheme().equals("classpath"))
{
String path=uri.getPath();
//remove leading "/"
path=path.substring(1);
logger.fine("resolve "+systemId+" from CLASSPATH at "+path);
InputStream in= ClassPathEntityResolver.class.getClassLoader().getResourceAsStream(path);
if(in==null)
{
System.err.println("WARNING: "+systemId+" not found");
return new InputSource(new StringReader(""));
}
return new InputSource(in);
}
return null;
}
catch(URISyntaxException ex)
{
ex.printStackTrace();
return null;
}
}
}