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 gnu.CORBA.Minor;
  42: 
  43: import org.omg.CORBA.Any;
  44: import org.omg.CORBA.BAD_OPERATION;
  45: import org.omg.CORBA.ORB;
  46: import org.omg.CORBA.StructMember;
  47: import org.omg.CORBA.TypeCode;
  48: import org.omg.CORBA.portable.InputStream;
  49: import org.omg.CORBA.portable.OutputStream;
  50: import org.omg.CosNaming.NameComponentHelper;
  51: import org.omg.CosNaming.NameHelper;
  52: import org.omg.CosNaming.NamingContextHelper;
  53: 
  54: /**
  55:  * The helper operations for {@link CannotProceed}.
  56:  *
  57:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  58:  */
  59: public abstract class CannotProceedHelper
  60: {
  61:   /**
  62:    * The {@link CannotProceed} repository id.
  63:    */
  64:   private static String _id =
  65:     "IDL:omg.org/CosNaming/NamingContext/CannotProceed:1.0";
  66: 
  67:   /**
  68:    * The cached type code value.
  69:    */
  70:   private static TypeCode typeCode;
  71: 
  72:   /**
  73:    * Extract the exception from the given {@link Any}.
  74:    */
  75:   public static CannotProceed extract(Any a)
  76:   {
  77:     try
  78:       {
  79:         return ((CannotProceedHolder) a.extract_Streamable()).value;
  80:       }
  81:     catch (ClassCastException ex)
  82:       {
  83:         BAD_OPERATION bad = new BAD_OPERATION();
  84:         bad.initCause(ex);
  85:         bad.minor = Minor.Any;
  86:         throw bad;
  87:       }
  88:   }
  89: 
  90:   /**
  91:    * Return the exception repository id.
  92:    */
  93:   public static String id()
  94:   {
  95:     return _id;
  96:   }
  97: 
  98:   /**
  99:    * Insert the exception into the given {@link Any}.
 100:    */
 101:   public static void insert(Any a, CannotProceed that)
 102:   {
 103:     a.insert_Streamable(new CannotProceedHolder(that));
 104:   }
 105: 
 106:   /**
 107:    * Read the exception from the given CDR stream.
 108:    */
 109:   public static CannotProceed read(InputStream istream)
 110:   {
 111:     CannotProceed value = new CannotProceed();
 112: 
 113:     // read and discard the repository ID
 114:     istream.read_string();
 115:     value.cxt = NamingContextHelper.read(istream);
 116:     value.rest_of_name = NameHelper.read(istream);
 117:     return value;
 118:   }
 119: 
 120:   /**
 121:    * Create the type code for this exception.
 122:    */
 123:   public static TypeCode type()
 124:   {
 125:     if (typeCode == null)
 126:       {
 127:         ORB orb = ORB.init();
 128: 
 129:         StructMember[] members = new StructMember[ 2 ];
 130:         TypeCode member;
 131:         member = NamingContextHelper.type();
 132:         members [ 0 ] = new StructMember("cxt", member, null);
 133:         member = NameComponentHelper.type();
 134:         member = orb.create_sequence_tc(0, member);
 135:         member = orb.create_alias_tc(NameHelper.id(), "Name", member);
 136:         members [ 1 ] = new StructMember("rest_of_name", member, null);
 137:         typeCode = orb.create_struct_tc(id(), "CannotProceed", members);
 138:       }
 139:     return typeCode;
 140:   }
 141: 
 142:   /**
 143:    * Write the exception to the CDR output stream.
 144:    */
 145:   public static void write(OutputStream ostream, CannotProceed value)
 146:   {
 147:     // write the repository ID
 148:     ostream.write_string(id());
 149:     NamingContextHelper.write(ostream, value.cxt);
 150:     NameHelper.write(ostream, value.rest_of_name);
 151:   }
 152: }