/***************************************************************************
* Copyright (C) 2010 by Fabrizio Montesi *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
* For details about the authors of this software, see the AUTHORS file. *
***************************************************************************/
package jolie;
import java.net.URL;
import java.net.URLStreamHandler;
import java.net.URLStreamHandlerFactory;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import jolie.jap.JapURLStreamHandler;
/**
*
* @author Fabrizio Montesi
*/
public class JolieURLStreamHandlerFactory implements URLStreamHandlerFactory
{
private static AtomicBoolean registered = new AtomicBoolean( false );
private final Map< String, URLStreamHandler > handlers = new HashMap< String, URLStreamHandler >();
public JolieURLStreamHandlerFactory()
{
handlers.put( "jap", new JapURLStreamHandler() );
}
public URLStreamHandler createURLStreamHandler( String protocol )
{
URLStreamHandler handler;
if ( (handler=handlers.get( protocol )) != null ) {
return handler;
}
return null;
}
public void putURLStreamHandler( String protocol, URLStreamHandler handler )
{
handlers.put( protocol, handler );
}
public static void registerInVM()
{
if ( registered.compareAndSet( false, true ) ) {
URL.setURLStreamHandlerFactory( new JolieURLStreamHandlerFactory() );
}
}
}