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


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.JRTimeSeries;
31 import net.sf.jasperreports.charts.JRTimeSeriesDataset;
32 import net.sf.jasperreports.engine.JRChartDataset;
33 import net.sf.jasperreports.engine.JRConstants;
34 import net.sf.jasperreports.engine.JRExpressionCollector;
35 import net.sf.jasperreports.engine.base.JRBaseChartDataset;
36 import net.sf.jasperreports.engine.base.JRBaseObjectFactory;
37 import net.sf.jasperreports.engine.design.JRVerifier;
38
39 /**
40  * @author Flavius Sana (flavius_sana@users.sourceforge.net)
41  * @version $Id: JRBaseTimeSeriesDataset.java 1364 2006-08-31 18:13:20 +0300 (Thu, 31 Aug 2006) lucianc $
42  */
43 public class JRBaseTimeSeriesDataset extends JRBaseChartDataset implements JRTimeSeriesDataset {
44     
45     /**
46      *
47      */
48     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
49     
50     private JRTimeSeries[] timeSeries = null;
51     private Class JavaDoc timePeriod;
52     
53     protected JRBaseTimeSeriesDataset( JRTimeSeriesDataset dataset ){
54         super( dataset );
55     }
56     
57     public JRBaseTimeSeriesDataset( JRTimeSeriesDataset dataset, JRBaseObjectFactory factory ){
58         super( dataset, factory );
59         
60         timePeriod = dataset.getTimePeriod();
61         JRTimeSeries[] srcTimeSeries = dataset.getSeries();
62         
63         if( srcTimeSeries != null && srcTimeSeries.length > 0 ){
64             timeSeries = new JRTimeSeries[ srcTimeSeries.length ];
65             for( int i = 0; i< timeSeries.length; i++ ){
66                 timeSeries[i] = factory.getTimeSeries( srcTimeSeries[i]);
67             }
68         }
69     }
70     
71     public JRTimeSeries[] getSeries(){
72         return timeSeries;
73     }
74     
75     public Class JavaDoc getTimePeriod(){
76         return timePeriod;
77     }
78     
79     public void setTimePeriod( Class JavaDoc timePeriod ){
80         this.timePeriod = timePeriod;
81     }
82
83
84     /**
85      *
86      */
87     public byte getDatasetType() {
88         return JRChartDataset.TIMESERIES_DATASET;
89     }
90
91
92     /**
93      *
94      */
95     public void collectExpressions(JRExpressionCollector collector)
96     {
97         collector.collect(this);
98     }
99
100
101     public void validate(JRVerifier verifier)
102     {
103         verifier.verify(this);
104     }
105
106
107 }
108
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