Source for gnu.javax.rmi.CORBA.TieTargetRecord

   1: /* TieTargetRecord.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.javax.rmi.CORBA;
  40: 
  41: import java.util.HashSet;
  42: 
  43: import javax.rmi.CORBA.Tie;
  44: 
  45: /**
  46:  * Represents a Tie, connected to possibly multiple invocation targets.
  47:  *
  48:  * @author Audrius Meskauskas (AudriusA@Bioinformatics.org)
  49:  */
  50: public class TieTargetRecord
  51: {
  52:   /**
  53:    * The associated Tie.
  54:    */
  55:   public final Tie tie;
  56: 
  57:   /**
  58:    * The objects, exposing the tie.
  59:    */
  60:   public HashSet targets = new HashSet();
  61: 
  62:   /**
  63:    * Create a new record.
  64:    */
  65:   public TieTargetRecord(Tie a_tie)
  66:   {
  67:     tie = a_tie;
  68:   }
  69: 
  70:   /**
  71:    * Add a target.
  72:    */
  73:   public void add(Object target)
  74:   {
  75:     targets.add(target);
  76:   }
  77: 
  78:   /**
  79:    * Remove target.
  80:    */
  81:   public void remove(Object target)
  82:   {
  83:     targets.remove(target);
  84:   }
  85: 
  86:   /**
  87:    * Return true if the tie has no associated invocation targets.
  88:    */
  89:   public boolean unused()
  90:   {
  91:     return targets.size() == 0;
  92:   }
  93: }