Source for gnu.CORBA.typecodes.AliasTypeCode

   1: /* AliasTypeCode.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 gnu.CORBA.typecodes;
  40: 
  41: 
  42: import org.omg.CORBA.TCKind;
  43: import org.omg.CORBA.TypeCode;
  44: import org.omg.CORBA.TypeCodePackage.BadKind;
  45: 
  46: /**
  47:  * The type code that is an alias of another type code.
  48:  *
  49:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  50:  */
  51: public class AliasTypeCode
  52:   extends PrimitiveTypeCode
  53: {
  54:   /**
  55:    * Use serialVersionUID for interoperability.
  56:    */
  57:   private static final long serialVersionUID = 1;
  58: 
  59:   /**
  60:    * The typecode repository id.
  61:    */
  62:   protected final String id;
  63: 
  64:   /**
  65:    * The typecode name.
  66:    */
  67:   protected final String name;
  68: 
  69:   /**
  70:    * The type code for that this typecode is an alias.
  71:    */
  72:   protected final TypeCode aliasFor;
  73: 
  74:   /**
  75:    * Create the typecode, specifying for that typecode it is an
  76:    * alias and the id and name of the newly created typecode.
  77:    *
  78:    * @param an_aliasFor the typecode, for that this typecode is an
  79:    * alias.
  80:    *
  81:    * @param an_id the repository id fo the newly created typecode.
  82:    *
  83:    * @param a_name the name of the newly created typecode.
  84:    */
  85:   public AliasTypeCode(TypeCode an_aliasFor, String an_id, String a_name)
  86:   {
  87:     super(TCKind.tk_alias);
  88:     aliasFor = an_aliasFor;
  89:     id = an_id;
  90:     name = a_name;
  91:   }
  92: 
  93:   /**
  94:    * Get the typecode, for that this typecode is an alias.
  95:    */
  96:   public TypeCode content_type()
  97:   {
  98:     return aliasFor;
  99:   }
 100: 
 101:   /**
 102:    * The objects are assumed to be equal if they repository
 103:    * ids are both equal or both unavailable and the
 104:    * kind values are equal.
 105:    *
 106:    * @param other the other typecode to compare.
 107:    */
 108:   public boolean equal(TypeCode other)
 109:   {
 110:     if (super.equal(other))
 111:       return true;
 112:     try
 113:       {
 114:         return id.equals(other.id());
 115:       }
 116:     catch (BadKind ex)
 117:       {
 118:         return false;
 119:       }
 120:   }
 121: 
 122:   /**
 123:    * Return true if the given typecode is equal for
 124:    * either this typecode of the alias typecode.
 125:    *
 126:    * @param other the typecode to compare.
 127:    */
 128:   public boolean equivalent(TypeCode other)
 129:   {
 130:     return other.equal(this) || other.equal(aliasFor);
 131:   }
 132: 
 133:   /**
 134:    * Get the repository id of this typecode.
 135:    */
 136:   public String id()
 137:   {
 138:     return id;
 139:   }
 140: 
 141:   /**
 142:    * Get the name of this typecode.
 143:    */
 144:   public String name()
 145:   {
 146:     return name;
 147:   }
 148: }