Source for gnu.CORBA.GIOP.ErrorMessage

   1: /* ErrorMessage.java --
   2:    Copyright (C) 2005 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: 
  39: package gnu.CORBA.GIOP;
  40: 
  41: import gnu.CORBA.OrbFunctional;
  42: import gnu.CORBA.IOR;
  43: import gnu.CORBA.Minor;
  44: 
  45: import java.io.IOException;
  46: import java.io.OutputStream;
  47: 
  48: import java.net.Socket;
  49: 
  50: import org.omg.CORBA.MARSHAL;
  51: import org.omg.CORBA.ORB;
  52: 
  53: /**
  54:  * The error message is sent in response to the message, encoded
  55:  * in the unsupported version of the format or otherwise invalid.
  56:  *
  57:  * The error message consists from the message header only and
  58:  * is the same for GIOP 1.0, 1.1, 1.2 and 1.3.
  59:  *
  60:  * @author Audrius Meskauskas (AudriusA@Bioinformatics.org)
  61:  */
  62: public class ErrorMessage
  63:   extends MessageHeader
  64: {
  65:   /**
  66:    * Use serialVersionUID for interoperability.
  67:    */
  68:   private static final long serialVersionUID = 1;
  69: 
  70:   /**
  71:    * Create a new error message, setting the message field
  72:    * to the {@link MESSAGE_ERROR} and the version number to
  73:    * the given major and minor values.
  74:    */
  75:   public ErrorMessage(gnu.CORBA.Version msg_version)
  76:   {
  77:     version = msg_version;
  78:     message_type = MESSAGE_ERROR;
  79:   }
  80: 
  81:   /**
  82:    * Send the error message to the given IOR address.
  83:    *
  84:    * @param ior the IOR address (host and port, other fields
  85:    * are not used).
  86:    *
  87:    * @param orb the ORB, sending the error message.
  88:    */
  89:   public void send(IOR ior, ORB orb)
  90:   {
  91:     try
  92:       {
  93:         Socket socket;
  94: 
  95:         if (orb instanceof OrbFunctional)
  96:           socket = ((OrbFunctional) orb).socketFactory.createClientSocket(
  97:             ior.Internet.host, ior.Internet.port);
  98:         else
  99:           socket = new Socket(ior.Internet.host, ior.Internet.port);
 100: 
 101:         OutputStream socketOutput = socket.getOutputStream();
 102:         write(socketOutput);
 103:         socketOutput.close();
 104:         socket.close();
 105:       }
 106:     catch (IOException ex)
 107:       {
 108:         MARSHAL t = new MARSHAL();
 109:         t.minor = Minor.Header;
 110:         t.initCause(ex);
 111:         throw t;
 112:       }
 113:   }
 114: }