code: /***************************************************************************
   *   Copyright (C) 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.net;
  
  import java.io.IOException;
  import java.net.URI;
  import jolie.Interpreter;
  import jolie.net.protocols.CommProtocol;
  import jolie.util.Helpers;
  
  /**
   * This abstract class implements a communication channel based on a <code>CommProtocol</code>.
   * @author Fabrizio Montesi
   * @see SelectableStreamingCommChannel
   */
  public abstract class StreamingCommChannel extends AbstractCommChannel
  {
  	private final URI location;
  	private final CommProtocol protocol;
  	public StreamingCommChannel( URI location, CommProtocol protocol )
  	{
  		this.location = location;
  		this.protocol = protocol;
  		protocol.setChannel( this );
  	}
  
  	protected CommProtocol protocol()
  	{
  		return protocol;
  	}
  	
  	@Override
  	protected boolean isThreadSafe()
  	{
  		return protocol.isThreadSafe();
  	}
  
  	@Override
  	protected void releaseImpl()
  		throws IOException
  	{
  		Helpers.lockAndThen( lock, () -> Interpreter.getInstance().commCore().putPersistentChannel( location, protocol.name(), this ) );
  	}
  }
  