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Java > Open Source Codes > org > jacorb > trading > constraint > Value


1
2 // Copyright (C) 1998-1999
3 // Object Oriented Concepts, Inc.
4
5 // **********************************************************************
6 //
7 // Copyright (c) 1997
8 // Mark Spruiell (mark@intellisoft.com)
9 //
10 // See the COPYING file for more information
11 //
12 // **********************************************************************
13
14 package org.jacorb.trading.constraint;
15
16
17 public interface Value
18 {
19   public void setValue(Object JavaDoc value);
20   public int getTypeId();
21   public Object JavaDoc getValue();
22
23   public boolean equals(Value nv);
24   public boolean lessThan(Value nv);
25   public boolean lessThanEqual(Value nv);
26   public boolean greaterThan(Value nv);
27   public boolean greaterThanEqual(Value nv);
28   public Value plus(Value nv);
29   public Value minus(Value nv);
30   public Value multiply(Value nv);
31   public Value divide(Value nv);
32   public Value negate();
33
34   public Value convert(int typeId);
35
36   public String JavaDoc toString();
37 }
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