Package org.jacorb.orb.giop

Source Code of org.jacorb.orb.giop.NoBiDirClientRequestListener

/*
*        JacORB - a free Java ORB
*
*   Copyright (C) 1997-2004 Gerald Brose.
*
*   This library 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 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
*   Library General Public License for more details.
*
*   You should have received a copy of the GNU Library General Public
*   License along with this library; if not, write to the Free
*   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

package org.jacorb.orb.giop;

import org.apache.avalon.framework.logger.Logger;

import org.omg.GIOP.ReplyStatusType_1_2;
import org.omg.CORBA.INV_POLICY;
import org.omg.CORBA.CompletionStatus;

import org.jacorb.orb.SystemExceptionHelper;

import java.io.IOException;

/**
* NoBiDirClientRequestListener.java
*
*
* Created: Sat Aug 18 11:47:12 2002
*
* @author Nicolas Noffke
* @version $Id: NoBiDirClientRequestListener.java,v 1.11 2004/05/06 12:40:00 nicolas Exp $
*/

public class NoBiDirClientRequestListener
    implements RequestListener
{
    private Logger logger;

    public NoBiDirClientRequestListener(Logger logger)
    {
        this.logger = logger;
    }
   
    public void requestReceived( byte[] request,
                                 GIOPConnection connection )
    {
        if (logger.isWarnEnabled())
            logger.warn("Received a request on a non-bidir connection" );

        connection.incPendingMessages();
        replyException( request, connection );
    }

    public void locateRequestReceived( byte[] request,
                                       GIOPConnection connection )
    {
        if (logger.isWarnEnabled())
            logger.warn("Received a locate request on a non-bidir connection" );

        connection.incPendingMessages();
        replyException( request, connection );
    }

   
    public void cancelRequestReceived( byte[] request,
                                       GIOPConnection connection )
    {
        if (logger.isWarnEnabled())
            logger.warn("Received a cancel request on a non-bidir connection" );
       
        connection.incPendingMessages();       
        replyException( request, connection );
    }

    private void replyException( byte[] request,
                                 GIOPConnection connection )
    {

        int giop_minor = Messages.getGIOPMinor( request );
       
        ReplyOutputStream out =
            new ReplyOutputStream( Messages.getRequestId( request ),
                                   ReplyStatusType_1_2.SYSTEM_EXCEPTION,
                                   giop_minor,
           false,
                                   logger);//no locate reply
       
        SystemExceptionHelper.write( out,
                                     new INV_POLICY( 0, CompletionStatus.COMPLETED_NO ));

        try
        {
            connection.sendReply( out );
        }
        catch( IOException e )
        {
            if (logger.isErrorEnabled())
                logger.error("Exception", e );
        }       
    }
}// NoBiDirClientRequestListener
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