package org.jacorb.orb.giop;

/*
 *        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.
 */

import org.omg.CORBA.MARSHAL;
import org.omg.GIOP.LocateRequestHeader_1_0;
import org.omg.GIOP.LocateRequestHeader_1_0Helper;
import org.omg.GIOP.LocateRequestHeader_1_2;
import org.omg.GIOP.LocateRequestHeader_1_2Helper;
import org.omg.GIOP.MsgType_1_1;
import org.omg.GIOP.TargetAddress;

/**
 * @author Gerald Brose, FU Berlin
 * @version $Id: LocateRequestInputStream.java,v 1.18 2006-06-28 12:41:44 alphonse.bendt Exp $
 */
public class LocateRequestInputStream
    extends MessageInputStream
{
    public final LocateRequestHeader_1_2 req_hdr;

    public LocateRequestInputStream( org.omg.CORBA.ORB orb, byte[] buf )
    {
        super( orb,  buf );

        if( Messages.getMsgType( buffer ) == MsgType_1_1._LocateRequest )
        {
            switch( giop_minor )
            {
                case 0 :
                {
                    //GIOP 1.0 = GIOP 1.1, fall through
                }
                case 1 :
                {
                    //GIOP 1.1
                    LocateRequestHeader_1_0 locate_req_hdr =
                        LocateRequestHeader_1_0Helper.read( this );

                    TargetAddress addr = new TargetAddress();
                    addr.object_key( locate_req_hdr.object_key );

                    req_hdr =
                        new LocateRequestHeader_1_2( locate_req_hdr.request_id,
                                                     addr );
                    break;
                }
                case 2 :
                {
                    //GIOP 1.2
                    req_hdr =
                        LocateRequestHeader_1_2Helper.read( this );


                    break;
                }
                default :
                {
                    throw new MARSHAL("Unknown GIOP minor version: " + giop_minor);
                }
            }
        }
        else
        {
            throw new MARSHAL("Not a Locate request!");
        }
    }

    protected void finalize() throws Throwable
    {
        try
        {
            close();
        }
        finally
        {
            super.finalize();
        }
    }
}
