Source for org.omg.CosNaming.NameHelper

   1: /* NameHelper.java --
   2:    Copyright (C) 2005, 2006 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 gnu.CORBA.Minor;
  42: import gnu.CORBA.OrbRestricted;
  43: 
  44: import org.omg.CORBA.Any;
  45: import org.omg.CORBA.BAD_OPERATION;
  46: import org.omg.CORBA.TypeCode;
  47: import org.omg.CORBA.portable.InputStream;
  48: import org.omg.CORBA.portable.OutputStream;
  49: 
  50: /**
  51:  * The helper operations for the name that is defined as an array
  52:  * of the name components. There is no java class, directly matching
  53:  * the 'Name' IDL type.
  54:  *
  55:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  56:  */
  57: public abstract class NameHelper
  58: {
  59:   /**
  60:    * The repository id of the Name.
  61:    */
  62:   private static String _id = "IDL:omg.org/CosNaming/Name:1.0";
  63: 
  64:   /**
  65:    * Extract the Name the given {@link Any}.
  66:    */
  67:   public static NameComponent[] extract(Any a)
  68:   {
  69:     try
  70:       {
  71:         return ((NameHolder) a.extract_Streamable()).value;
  72:       }
  73:     catch (ClassCastException ex)
  74:       {
  75:         BAD_OPERATION bad = new BAD_OPERATION("Name expected");
  76:         bad.initCause(ex);
  77:         bad.minor = Minor.Any;        
  78:         throw bad;
  79:       }
  80:   }
  81: 
  82:   /**
  83:    * Get the Name repository Id.
  84:    */
  85:   public static String id()
  86:   {
  87:     return _id;
  88:   }
  89: 
  90:   /**
  91:    * Extract the Name from the given {@link Any}.
  92:    */
  93:   public static void insert(Any a, NameComponent[] that)
  94:   {
  95:     a.insert_Streamable(new NameHolder(that));
  96:   }
  97: 
  98:   /**
  99:    * Read the Name from the given CDR input stream.
 100:    */
 101:   public static NameComponent[] read(InputStream istream)
 102:   {
 103:     NameComponent[] value = null;
 104:     int l = istream.read_long();
 105:     value = new NameComponent[ l ];
 106:     for (int i = 0; i < value.length; ++i)
 107:       value [ i ] = NameComponentHelper.read(istream);
 108:     return value;
 109:   }
 110: 
 111:   /**
 112:    * Get the type code of the Name.
 113:    */
 114:   public static TypeCode type()
 115:   {
 116:     TypeCode typeCode;
 117:     typeCode = NameComponentHelper.type();
 118:     typeCode = OrbRestricted.Singleton.create_sequence_tc(0, typeCode);
 119:     typeCode =
 120:       OrbRestricted.Singleton.create_alias_tc(NameHelper.id(), "Name", typeCode);
 121:     return typeCode;
 122:   }
 123: 
 124:   /**
 125:    * Write the Name into the CDR output stream.
 126:    */
 127:   public static void write(OutputStream ostream, NameComponent[] value)
 128:   {
 129:     ostream.write_long(value.length);
 130:     for (int i = 0; i < value.length; ++i)
 131:       NameComponentHelper.write(ostream, value [ i ]);
 132:   }
 133: }