Source for org.omg.CosNaming.BindingTypeHelper

   1: /* BindingTypeHelper.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;
  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.TypeCode;
  45: import org.omg.CORBA.portable.InputStream;
  46: import org.omg.CORBA.portable.OutputStream;
  47: 
  48: /**
  49:  * A helper operations of the {@link BindingType}
  50:  *
  51:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  52:  */
  53: public abstract class BindingTypeHelper
  54: {
  55:   /**
  56:    * The binding type repository id.
  57:    */
  58:   private static String id = "IDL:omg.org/CosNaming/BindingType:1.0";
  59:   private static TypeCode typeCode = null;
  60: 
  61:   /**
  62:    * Extract the binding type from the given {@link Any}.
  63:    */
  64:   public static BindingType extract(Any any)
  65:   {
  66:     try
  67:       {
  68:         return ((BindingTypeHolder) any.extract_Streamable()).value;
  69:       }
  70:     catch (ClassCastException ex)
  71:       {
  72:         BAD_OPERATION bad = new BAD_OPERATION("Binding type expected");
  73:         bad.initCause(ex);
  74:         throw bad;
  75:       }
  76:   }
  77: 
  78:   /**
  79:    * Return the binding type repository id.
  80:    */
  81:   public static String id()
  82:   {
  83:     return id;
  84:   }
  85: 
  86:   /**
  87:    * Insert the binding type into the given {@link Any}.
  88:    */
  89:   public static void insert(Any any, BindingType that)
  90:   {
  91:     any.insert_Streamable(new BindingTypeHolder(that));
  92:   }
  93: 
  94:   /**
  95:    * Read the binding type from the CDR input stream.
  96:    */
  97:   public static BindingType read(InputStream istream)
  98:   {
  99:     return BindingType.from_int(istream.read_long());
 100:   }
 101: 
 102:   /**
 103:    * Get the type code of this enumeration.
 104:    */
 105:   public static synchronized TypeCode type()
 106:   {
 107:     if (typeCode == null)
 108:       {
 109:         typeCode =
 110:           ORB.init().create_enum_tc(id(), "BindingType",
 111:                                     new String[] { "nobject", "ncontext" }
 112:                                    );
 113:       }
 114:     return typeCode;
 115:   }
 116: 
 117:   /**
 118:    * Write the binding type to the CDR output stream.
 119:    */
 120:   public static void write(OutputStream ostream, BindingType value)
 121:   {
 122:     ostream.write_long(value.value());
 123:   }
 124: }