Source for org.omg.CosNaming.NamingContextPackage.CannotProceedHelper

   1: /* CannotProceedHelper.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 org.omg.CosNaming.NamingContextPackage;
  40: 
  41: import org.omg.CORBA.Any;
  42: import org.omg.CORBA.BAD_OPERATION;
  43: import org.omg.CORBA.ORB;
  44: import org.omg.CORBA.StructMember;
  45: import org.omg.CORBA.TypeCode;
  46: import org.omg.CORBA.portable.InputStream;
  47: import org.omg.CORBA.portable.OutputStream;
  48: import org.omg.CosNaming.NameComponentHelper;
  49: import org.omg.CosNaming.NameHelper;
  50: import org.omg.CosNaming.NamingContextHelper;
  51: 
  52: /**
  53:  * The helper operations for {@link CannotProceed}.
  54:  *
  55:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  56:  */
  57: public abstract class CannotProceedHelper
  58: {
  59:   /**
  60:    * The {@link CannotProceed} repository id.
  61:    */
  62:   private static String _id =
  63:     "IDL:omg.org/CosNaming/NamingContext/CannotProceed:1.0";
  64: 
  65:   /**
  66:    * The cached type code value.
  67:    */
  68:   private static TypeCode typeCode;
  69: 
  70:   /**
  71:    * Extract the exception from the given {@link Any}.
  72:    */
  73:   public static CannotProceed extract(Any a)
  74:   {
  75:     try
  76:       {
  77:         return ((CannotProceedHolder) a.extract_Streamable()).value;
  78:       }
  79:     catch (ClassCastException ex)
  80:       {
  81:         throw new BAD_OPERATION();
  82:       }
  83:   }
  84: 
  85:   /**
  86:    * Return the exception repository id.
  87:    */
  88:   public static String id()
  89:   {
  90:     return _id;
  91:   }
  92: 
  93:   /**
  94:    * Insert the exception into the given {@link Any}.
  95:    */
  96:   public static void insert(Any a, CannotProceed that)
  97:   {
  98:     a.insert_Streamable(new CannotProceedHolder(that));
  99:   }
 100: 
 101:   /**
 102:    * Read the exception from the given CDR stream.
 103:    */
 104:   public static CannotProceed read(InputStream istream)
 105:   {
 106:     CannotProceed value = new CannotProceed();
 107: 
 108:     // read and discard the repository ID
 109:     istream.read_string();
 110:     value.cxt = NamingContextHelper.read(istream);
 111:     value.rest_of_name = NameHelper.read(istream);
 112:     return value;
 113:   }
 114: 
 115:   /**
 116:    * Create the type code for this exception.
 117:    */
 118:   public static TypeCode type()
 119:   {
 120:     if (typeCode == null)
 121:       {
 122:         ORB orb = ORB.init();
 123: 
 124:         StructMember[] members = new StructMember[ 2 ];
 125:         TypeCode member;
 126:         member = NamingContextHelper.type();
 127:         members [ 0 ] = new StructMember("cxt", member, null);
 128:         member = NameComponentHelper.type();
 129:         member = orb.create_sequence_tc(0, member);
 130:         member = orb.create_alias_tc(NameHelper.id(), "Name", member);
 131:         members [ 1 ] = new StructMember("rest_of_name", member, null);
 132:         typeCode = orb.create_struct_tc(id(), "CannotProceed", members);
 133:       }
 134:     return typeCode;
 135:   }
 136: 
 137:   /**
 138:    * Write the exception to the CDR output stream.
 139:    */
 140:   public static void write(OutputStream ostream, CannotProceed value)
 141:   {
 142:     // write the repository ID
 143:     ostream.write_string(id());
 144:     NamingContextHelper.write(ostream, value.cxt);
 145:     NameHelper.write(ostream, value.rest_of_name);
 146:   }
 147: }