01: package org.drools.base;
02:
03: /*
04: * Copyright 2005 JBoss Inc
05: *
06: * Licensed under the Apache License, Version 2.0 (the "License");
07: * you may not use this file except in compliance with the License.
08: * You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing, software
13: * distributed under the License is distributed on an "AS IS" BASIS,
14: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: */
18:
19: import org.drools.rule.Rule;
20: import org.drools.spi.Duration;
21: import org.drools.spi.Tuple;
22:
23: /**
24: * Implementation of the <code>Duration</code> interface
25: * for specifying truthness duration.
26: */
27: public class BaseDuration implements Duration {
28: /**
29: *
30: */
31: private static final long serialVersionUID = 400L;
32:
33: /** The number of seconds of the duration. */
34: private long seconds;
35:
36: private Rule rule;
37:
38: /**
39: * Constructor.
40: *
41: * @param seconds the number of seconds of the duration
42: */
43: public BaseDuration(final Rule rule, final long seconds) {
44: this .rule = rule;
45: this .seconds = seconds;
46: }
47:
48: /**
49: * Retrieves the duration for which the conditions of this
50: * <code>Tuple</code> must remain true before the rule will fire.
51: *
52: * @param tuple the <code>Tuple</code>
53: *
54: * @return the duration in seconds
55: */
56: public long getDuration(final Tuple tuple) {
57: return this .seconds;
58: }
59:
60: public Rule getRule() {
61: return this.rule;
62: }
63: }
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