001    /* SetOverrideType.java --
002       Copyright (C) 2005 Free Software Foundation, Inc.
003    
004    This file is part of GNU Classpath.
005    
006    GNU Classpath is free software; you can redistribute it and/or modify
007    it under the terms of the GNU General Public License as published by
008    the Free Software Foundation; either version 2, or (at your option)
009    any later version.
010    
011    GNU Classpath is distributed in the hope that it will be useful, but
012    WITHOUT ANY WARRANTY; without even the implied warranty of
013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014    General Public License for more details.
015    
016    You should have received a copy of the GNU General Public License
017    along with GNU Classpath; see the file COPYING.  If not, write to the
018    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019    02110-1301 USA.
020    
021    Linking this library statically or dynamically with other modules is
022    making a combined work based on this library.  Thus, the terms and
023    conditions of the GNU General Public License cover the whole
024    combination.
025    
026    As a special exception, the copyright holders of this library give you
027    permission to link this library with independent modules to produce an
028    executable, regardless of the license terms of these independent
029    modules, and to copy and distribute the resulting executable under
030    terms of your choice, provided that you also meet, for each linked
031    independent module, the terms and conditions of the license of that
032    module.  An independent module is a module which is not derived from
033    or based on this library.  If you modify this library, you may extend
034    this exception to your version of the library, but you are not
035    obligated to do so.  If you do not wish to do so, delete this
036    exception statement from your version. */
037    
038    
039    package org.omg.CORBA;
040    
041    import java.io.Serializable;
042    
043    import org.omg.CORBA.portable.IDLEntity;
044    
045    /**
046     * Defines the instruction, how the newly specified policies can be
047     * taken into consideration. The policies can be either
048     * added to the current policies or replace them.
049     *
050     * @author Audrius Meskauskas (AudriusA@Bioinformatics.org)
051     */
052    public class SetOverrideType
053      implements Serializable, IDLEntity
054    {
055      /**
056       * Use v 1.4 serialVersionUID for interoperability.
057       */
058      private static final long serialVersionUID = -2761857189425106972L;
059    
060      /**
061       * Add the new policies to the existing policies.
062       */
063      public static final int _ADD_OVERRIDE = 1;
064    
065      /**
066       * Replace the new existing policies by the new policies.
067       */
068      public static final int _SET_OVERRIDE = 0;
069    
070      /**
071       * Add the new policies to the existing policies.
072       * An instance of SetOverrideType, initialized to _ADD_OVERRIDE.
073       */
074      public static final SetOverrideType ADD_OVERRIDE =
075        new SetOverrideType(_ADD_OVERRIDE);
076    
077      /**
078       * Replace the new existing policies by the new policies.
079       * An instance of SetOverrideType, initialized to _SET_OVERRIDE.
080       */
081      public static final SetOverrideType SET_OVERRIDE =
082        new SetOverrideType(_SET_OVERRIDE);
083    
084      private final int _value;
085    
086      /**
087       * No other instances can be created.
088       */
089      protected SetOverrideType(int a_value)
090      {
091        _value = a_value;
092      }
093    
094      /**
095       * Returns the SetOverrideType, matching the given integer constant
096       * @param kind one of _ADD_OVERRIDE or _SET_OVERRIDE.
097       *
098       * @return one of ADD_OVERRIDE or SET_OVERRIDE.
099       *
100       * @throws BAD_PARAM if the parameter is not one of these two values.
101       */
102      public static SetOverrideType from_int(int kind)
103      {
104        switch (kind)
105          {
106            case _ADD_OVERRIDE :
107              return ADD_OVERRIDE;
108    
109            case _SET_OVERRIDE :
110              return SET_OVERRIDE;
111    
112            default :
113              throw new BAD_PARAM("invalid add/override type " + kind);
114          }
115      }
116    
117      /**
118       * Returns a short string representation.
119       *
120       * @return either "add" or "replace".
121       */
122      public String toString()
123      {
124        return (_value == _ADD_OVERRIDE) ? "add" : "replace";
125      }
126    
127      /**
128       * Returns the value, representing stored instruction.
129       *
130       * @return one of ADD_OVERRIDE or SET_OVERRIDE
131       */
132      public int value()
133      {
134        return _value;
135      }
136    }