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Java > Open Source Codes > de > laures > cewolf > taglib > util > DatasetProductionTimesKey


1 /* ================================================================
2  * Cewolf : Chart enabling Web Objects Framework
3  * ================================================================
4  *
5  * Project Info: http://cewolf.sourceforge.net
6  * Project Lead: Guido Laures (guido@laures.de);
7  *
8  * (C) Copyright 2002, by Guido Laures
9  *
10  * This library is free software; you can redistribute it and/or modify it under the terms
11  * of the GNU Lesser General Public License as published by the Free Software Foundation;
12  * either version 2.1 of the License, or (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
15  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16  * See the GNU Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License along with this
19  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20  * Boston, MA 02111-1307, USA.
21  */
22
23 package de.laures.cewolf.taglib.util;
24
25 import java.io.Serializable JavaDoc;
26 import java.util.Map JavaDoc;
27
28 import org.apache.commons.logging.Log;
29 import org.apache.commons.logging.LogFactory;
30
31 /**
32  * @author glaures
33  */
34 class DatasetProductionTimesKey implements Serializable JavaDoc {
35     
36     private static final Log log = LogFactory.getLog(DatasetProductionTimesKey.class);
37
38     private final transient int key;
39     
40     public DatasetProductionTimesKey(String JavaDoc producerId, Map JavaDoc params){
41         key = KeyGenerator.generateKey((Serializable JavaDoc) params);
42         log.debug("data key is " + key + " producerId=" + producerId);
43     }
44     
45     public int getKey(){
46         return key;
47     }
48     
49     public String JavaDoc toString() {
50         return String.valueOf(key);
51     }
52     
53     public int hashCode() {
54         return key;
55     }
56     
57     public boolean equals(Object JavaDoc o) {
58         if (this == o) {
59             return true;
60         }
61         if (o instanceof DatasetProductionTimesKey) {
62             return key == ((DatasetProductionTimesKey) o).getKey();
63         }
64         return false;
65     }
66 }
67
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