01: /*
02: * <copyright>
03: *
04: * Copyright 2002-2004 BBNT Solutions, LLC
05: * under sponsorship of the Defense Advanced Research Projects
06: * Agency (DARPA).
07: *
08: * You can redistribute this software and/or modify it under the
09: * terms of the Cougaar Open Source License as published on the
10: * Cougaar Open Source Website (www.cougaar.org).
11: *
12: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
14: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
15: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
16: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
18: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23: *
24: * </copyright>
25: */
26:
27: package org.cougaar.core.adaptivity;
28:
29: /**
30: * Defines constants for operators used for describing and interpreting
31: * relations between policy components.
32: */
33: public class ConstraintOperator extends Operator {
34: private ConstraintOperator(String op) {
35: super (op, 2, 4, 4);
36: }
37:
38: /* equality and inequalities */
39: public static final ConstraintOperator GREATERTHAN = new ConstraintOperator(
40: ">");
41: public static final ConstraintOperator GREATERTHANOREQUAL = new ConstraintOperator(
42: ">=");
43: public static final ConstraintOperator LESSTHAN = new ConstraintOperator(
44: "<");
45: public static final ConstraintOperator LESSTHANOREQUAL = new ConstraintOperator(
46: "<=");
47: public static final ConstraintOperator EQUAL = new ConstraintOperator(
48: "==");
49: public static final ConstraintOperator ASSIGN = new ConstraintOperator(
50: "=");
51: public static final ConstraintOperator NOTEQUAL = new ConstraintOperator(
52: "!=");
53:
54: /** set operators */
55:
56: public static final ConstraintOperator IN = new ConstraintOperator(
57: "IN");
58: public static final ConstraintOperator NOTIN = new ConstraintOperator(
59: "NOT IN");
60: /* What else ?*/
61: }
|