Source Code Cross Referenced for RangeRuleParameter.java in  » Science » Cougaar12_4 » org » cougaar » planning » ldm » policy » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Science » Cougaar12_4 » org.cougaar.planning.ldm.policy 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * <copyright>
003:         *  
004:         *  Copyright 1997-2004 BBNT Solutions, LLC
005:         *  under sponsorship of the Defense Advanced Research Projects
006:         *  Agency (DARPA).
007:         * 
008:         *  You can redistribute this software and/or modify it under the
009:         *  terms of the Cougaar Open Source License as published on the
010:         *  Cougaar Open Source Website (www.cougaar.org).
011:         * 
012:         *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
013:         *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
014:         *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
015:         *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
016:         *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
017:         *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
018:         *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
019:         *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
020:         *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
021:         *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
022:         *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
023:         *  
024:         * </copyright>
025:         */
026:
027:        package org.cougaar.planning.ldm.policy;
028:
029:        /** 
030:         *
031:         **/
032:
033:        /**
034:         * An RangeRuleParameter is a RuleParameter with a list of 
035:         * integer-range delineated values and a default value. When the
036:         * getValue is called with the Key argument, and some value is defined
037:         * within some range, that value is returned. Otherwise, the default
038:         * is returned.
039:         */
040:        public class RangeRuleParameter implements  RuleParameter,
041:                java.io.Serializable {
042:            protected String my_name;
043:            protected RangeRuleParameterEntry[] my_ranges;
044:            protected Object my_default_value;
045:
046:            /**
047:             * Constructor sets min/max values and establishes value as not set
048:             */
049:            public RangeRuleParameter(String param_name,
050:                    RangeRuleParameterEntry[] ranges) {
051:                my_ranges = ranges;
052:                my_default_value = null;
053:                my_name = param_name;
054:            }
055:
056:            public RangeRuleParameter(String param_name) {
057:                my_name = param_name;
058:                my_default_value = null;
059:            }
060:
061:            public RangeRuleParameter() {
062:            }
063:
064:            /**
065:             * Parameter type is RANGE
066:             */
067:            public int ParameterType() {
068:                return RuleParameter.RANGE_PARAMETER;
069:            }
070:
071:            public String getName() {
072:                return my_name;
073:            }
074:
075:            public void setName(String name) {
076:                my_name = name;
077:            }
078:
079:            public RangeRuleParameterEntry[] getRanges() {
080:                return my_ranges;
081:            }
082:
083:            public void setRanges(RangeRuleParameterEntry[] ranges) {
084:                my_ranges = ranges;
085:                my_default_value = null;
086:            }
087:
088:            /**
089:             * Get parameter value
090:             * @return parameter value. Note : could be null.
091:             */
092:            public Object getValue() {
093:                return my_default_value;
094:            }
095:
096:            /**
097:             * Get parameter value keyed by int
098:             * If key fits into one of the defined ranges, return associated
099:             * value, otherwise return default value.
100:             * @return parameter value. Note : could be null.
101:             */
102:            public Object getValue(int key) {
103:                Object value = my_default_value;
104:                for (int i = 0; i < my_ranges.length; i++) {
105:                    if ((my_ranges[i].getRangeMin() <= key)
106:                            && (my_ranges[i].getRangeMax() >= key)) {
107:                        value = my_ranges[i].getValue();
108:                        break;
109:                    }
110:                }
111:
112:                return value;
113:            }
114:
115:            /**
116:             * Set parameter value
117:             * @param new_value : must be String within given list
118:             * @throws RuleParameterIllegalValueException
119:             */
120:            public void setValue(Object new_value)
121:                    throws RuleParameterIllegalValueException {
122:                my_default_value = new_value;
123:            }
124:
125:            /**
126:             * @param test_value 
127:             * @return always returns true 
128:             */
129:            public boolean inRange(Object test_value) {
130:                return true;
131:            }
132:
133:            public String toString() {
134:                return "#<RANGE_PARAMETER : " + my_default_value + " ["
135:                        + Range_List() + "] >";
136:            }
137:
138:            public Object clone() {
139:                RangeRuleParameter rrp = new RangeRuleParameter(my_name);
140:                if (my_ranges != null) {
141:                    rrp
142:                            .setRanges((RangeRuleParameterEntry[]) my_ranges
143:                                    .clone());
144:                }
145:                try {
146:                    rrp.setValue(my_default_value);
147:                } catch (RuleParameterIllegalValueException rpive) {
148:                }
149:                return rrp;
150:            }
151:
152:            public static void main(String[] args) {
153:                RangeRuleParameterEntry p1 = new RangeRuleParameterEntry("LOW",
154:                        1, 3);
155:                RangeRuleParameterEntry p2 = new RangeRuleParameterEntry(
156:                        new Integer(37), 4, 6);
157:                RangeRuleParameterEntry p3 = new RangeRuleParameterEntry(
158:                        "HIGH", 7, 9);
159:
160:                RangeRuleParameterEntry[] ranges = { p1, p2, p3 };
161:                RangeRuleParameter rrp = new RangeRuleParameter(
162:                        "testRangeParam", ranges);
163:
164:                if (rrp.getValue() != null) {
165:                    System.out
166:                            .println("Error : Parameter not initialized to null");
167:                }
168:
169:                try {
170:                    rrp.setValue("DFLT");
171:                } catch (RuleParameterIllegalValueException rpive) {
172:                    System.out.println("Error detecting illegal set condition");
173:                }
174:
175:                for (int i = 0; i <= 10; i++) {
176:                    Object value = rrp.getValue(i);
177:                    System.out.println("Value for " + i + " = " + value);
178:                }
179:
180:                System.out.println("RRP = " + rrp);
181:                System.out.println("RuleRuleParameter test complete.");
182:
183:            }
184:
185:            protected String Range_List() {
186:                String list = "";
187:                for (int i = 0; i < my_ranges.length; i++) {
188:                    list += my_ranges[i];
189:                    if (i != my_ranges.length - 1)
190:                        list += "/";
191:                }
192:                return list;
193:            }
194:        }
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