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Java > Open Source Codes > net > sf > jasperreports > engine > base > JRBaseElementDataset


1 /*
2  * ============================================================================
3  * GNU Lesser General Public License
4  * ============================================================================
5  *
6  * JasperReports - Free Java report-generating library.
7  * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * 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,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
22  *
23  * JasperSoft Corporation
24  * 303 Second Street, Suite 450 North
25  * San Francisco, CA 94107
26  * http://www.jaspersoft.com
27  */
28 package net.sf.jasperreports.engine.base;
29
30 import java.io.Serializable JavaDoc;
31
32 import net.sf.jasperreports.engine.JRConstants;
33 import net.sf.jasperreports.engine.JRDatasetRun;
34 import net.sf.jasperreports.engine.JRElementDataset;
35 import net.sf.jasperreports.engine.JRExpression;
36 import net.sf.jasperreports.engine.JRGroup;
37 import net.sf.jasperreports.engine.JRVariable;
38
39
40 /**
41  * @author Teodor Danciu (teodord@users.sourceforge.net)
42  * @version $Id: JRBaseElementDataset.java 1317 2006-06-30 19:02:41 +0300 (Fri, 30 Jun 2006) lucianc $
43  */
44 public abstract class JRBaseElementDataset implements JRElementDataset, Serializable JavaDoc
45 {
46
47
48     /**
49      *
50      */
51     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
52
53     protected byte resetType = JRVariable.RESET_TYPE_REPORT;
54     protected byte incrementType = JRVariable.RESET_TYPE_NONE;
55     protected JRGroup resetGroup = null;
56     protected JRGroup incrementGroup = null;
57     
58     protected JRDatasetRun datasetRun;
59     protected JRExpression incrementWhenExpression;
60
61     
62     protected JRBaseElementDataset()
63     {
64     }
65
66     
67     /**
68      *
69      */
70     protected JRBaseElementDataset(JRElementDataset dataset)
71     {
72         if (dataset != null) {
73             resetType = dataset.getResetType();
74             incrementType = dataset.getIncrementType();
75             resetGroup = dataset.getResetGroup();
76             incrementGroup = dataset.getIncrementGroup();
77             datasetRun = dataset.getDatasetRun();
78             incrementWhenExpression = dataset.getIncrementWhenExpression();
79         }
80     }
81
82
83     /**
84      *
85      */
86     protected JRBaseElementDataset(JRElementDataset dataset, JRBaseObjectFactory factory)
87     {
88         factory.put(dataset, this);
89
90         resetType = dataset.getResetType();
91         incrementType = dataset.getIncrementType();
92         resetGroup = factory.getGroup(dataset.getResetGroup());
93         incrementGroup = factory.getGroup(dataset.getIncrementGroup());
94         
95         datasetRun = factory.getDatasetRun(dataset.getDatasetRun());
96         incrementWhenExpression = factory.getExpression(dataset.getIncrementWhenExpression());
97     }
98
99     
100     /**
101      *
102      */
103     public byte getResetType()
104     {
105         return this.resetType;
106     }
107         
108     /**
109      *
110      */
111     public byte getIncrementType()
112     {
113         return this.incrementType;
114     }
115         
116     /**
117      *
118      */
119     public JRGroup getResetGroup()
120     {
121         return resetGroup;
122     }
123         
124     /**
125      *
126      */
127     public JRGroup getIncrementGroup()
128     {
129         return incrementGroup;
130     }
131
132
133     public JRDatasetRun getDatasetRun()
134     {
135         return datasetRun;
136     }
137
138
139     public JRExpression getIncrementWhenExpression()
140     {
141         return incrementWhenExpression;
142     }
143         
144 }
145
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