Source for org.omg.CosNaming.NamingContextExtPackage.AddressHelper

   1: /* AddressHelper.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.NamingContextExtPackage;
  40: 
  41: import org.omg.CORBA.Any;
  42: import org.omg.CORBA.ORB;
  43: import org.omg.CORBA.TypeCode;
  44: import org.omg.CORBA.portable.InputStream;
  45: import org.omg.CORBA.portable.OutputStream;
  46: import org.omg.CORBA.portable.Streamable;
  47: 
  48: /**
  49:  * Helper operations for address. Address is directly mapped into
  50:  * java String. There is no separate Address class in the implementation.
  51:  *
  52:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  53:  */
  54: public abstract class AddressHelper
  55: {
  56:   /**
  57:    * The address repository id.
  58:    */
  59:   private static String _id =
  60:     "IDL:omg.org/CosNaming/NamingContextExt/Address:1.0";
  61: 
  62:   /**
  63:    * The cached type code (string alias).
  64:    */
  65:   private static TypeCode typeCode = null;
  66: 
  67:   /**
  68:    * Just extracts string from this {@link Any}.
  69:    */
  70:   public static String extract(Any a)
  71:   {
  72:     return a.extract_string();
  73:   }
  74: 
  75:   /**
  76:    * Get repository id.
  77:    */
  78:   public static String id()
  79:   {
  80:     return _id;
  81:   }
  82: 
  83:   /**
  84:    * Just inserts string into this {@link Any}.
  85:    */
  86:   public static void insert(Any a, String that)
  87:   {
  88:     a.insert_string(that);
  89:   }
  90: 
  91:   /**
  92:    * Delegates functionality to {@link InputStream#read_string()}.
  93:    */
  94:   public static String read(InputStream istream)
  95:   {
  96:     return istream.read_string();
  97:   }
  98: 
  99:   /**
 100:    * Return the "Address", alias of String, typecode.
 101:    */
 102:   public static synchronized TypeCode type()
 103:   {
 104:     if (typeCode == null)
 105:       {
 106:         typeCode = ORB.init().create_string_tc(0);
 107:         typeCode = ORB.init().create_alias_tc(id(), "Address", typeCode);
 108:       }
 109:     return typeCode;
 110:   }
 111: 
 112:   /**
 113:    * Delegates functionality to {@link OutputStream#write_string}.
 114:    */
 115:   public static void write(OutputStream ostream, String value)
 116:   {
 117:     ostream.write_string(value);
 118:   }
 119: }