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Java > Open Source Codes > net > sf > jasperreports > charts > base > JRBasePieDataset


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.charts.base;
29
30 import net.sf.jasperreports.charts.JRPieDataset;
31 import net.sf.jasperreports.engine.JRChartDataset;
32 import net.sf.jasperreports.engine.JRConstants;
33 import net.sf.jasperreports.engine.JRExpression;
34 import net.sf.jasperreports.engine.JRExpressionCollector;
35 import net.sf.jasperreports.engine.JRHyperlink;
36 import net.sf.jasperreports.engine.base.JRBaseChartDataset;
37 import net.sf.jasperreports.engine.base.JRBaseObjectFactory;
38 import net.sf.jasperreports.engine.design.JRVerifier;
39
40
41 /**
42  * @author Teodor Danciu (teodord@users.sourceforge.net)
43  * @version $Id: JRBasePieDataset.java 1364 2006-08-31 18:13:20 +0300 (Thu, 31 Aug 2006) lucianc $
44  */
45 public class JRBasePieDataset extends JRBaseChartDataset implements JRPieDataset
46 {
47
48
49     /**
50      *
51      */
52     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
53
54     protected JRExpression keyExpression = null;
55     protected JRExpression valueExpression = null;
56     protected JRExpression labelExpression = null;
57     private JRHyperlink sectionHyperlink;
58
59     
60     /**
61      *
62      */
63     public JRBasePieDataset(JRChartDataset dataset)
64     {
65         super(dataset);
66     }
67     
68     
69     /**
70      *
71      */
72     public JRBasePieDataset(JRPieDataset dataset, JRBaseObjectFactory factory)
73     {
74         super(dataset, factory);
75
76         keyExpression = factory.getExpression(dataset.getKeyExpression());
77         valueExpression = factory.getExpression(dataset.getValueExpression());
78         labelExpression = factory.getExpression(dataset.getLabelExpression());
79         sectionHyperlink = factory.getHyperlink(dataset.getSectionHyperlink());
80     }
81
82     
83     /**
84      *
85      */
86     public JRExpression getKeyExpression()
87     {
88         return keyExpression;
89     }
90         
91     /**
92      *
93      */
94     public JRExpression getValueExpression()
95     {
96         return valueExpression;
97     }
98         
99     /**
100      *
101      */
102     public JRExpression getLabelExpression()
103     {
104         return labelExpression;
105     }
106
107
108     /**
109      *
110      */
111     public byte getDatasetType() {
112         return JRChartDataset.PIE_DATASET;
113     }
114         
115
116     /**
117      *
118      */
119     public void collectExpressions(JRExpressionCollector collector)
120     {
121         collector.collect(this);
122     }
123
124
125     public JRHyperlink getSectionHyperlink()
126     {
127         return sectionHyperlink;
128     }
129
130
131     public void validate(JRVerifier verifier)
132     {
133         verifier.verify(this);
134     }
135
136
137 }
138
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