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Java > Open Source Codes > net > sf > jasperreports > crosstabs > design > JRDesignCrosstabBucket


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.crosstabs.design;
29
30 import net.sf.jasperreports.crosstabs.base.JRBaseCrosstabBucket;
31 import net.sf.jasperreports.engine.JRConstants;
32 import net.sf.jasperreports.engine.JRExpression;
33 import net.sf.jasperreports.engine.design.JRDesignExpression;
34
35 /**
36  * Implementation of {@link net.sf.jasperreports.crosstabs.JRCrosstabBucket corsstab group bucket}
37  * to be used for report designing.
38  *
39  * @author Lucian Chirita (lucianc@users.sourceforge.net)
40  * @version $Id: JRDesignCrosstabBucket.java 1229 2006-04-19 13:27:35 +0300 (Wed, 19 Apr 2006) teodord $
41  */
42 public class JRDesignCrosstabBucket extends JRBaseCrosstabBucket
43 {
44     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
45
46     public static final String JavaDoc PROPERTY_EXPRESSION = "expression";
47
48     
49     /**
50      * Creates a crosstab group bucket.
51      */
52     public JRDesignCrosstabBucket()
53     {
54         super();
55     }
56
57     
58     /**
59      * Sets the comparator expression.
60      * <p>
61      * The expressions's type should be compatible with {@link java.util.Comparator java.util.Comparator}.
62      *
63      * @param comparatorExpression the comparator expression
64      * @see net.sf.jasperreports.crosstabs.JRCrosstabBucket#getComparatorExpression()
65      */
66     public void setComparatorExpression(JRExpression comparatorExpression)
67     {
68         this.comparatorExpression = comparatorExpression;
69     }
70
71     
72     /**
73      * Sets the grouping expression.
74      *
75      * @param expression the grouping expression
76      * @see net.sf.jasperreports.crosstabs.JRCrosstabBucket#getExpression()
77      */
78     public void setExpression(JRDesignExpression expression)
79     {
80         this.expression = expression;
81     }
82
83     
84     /**
85      * Sets the sorting type.
86      *
87      * @param order one of
88      * <ul>
89      * <li>{@link net.sf.jasperreports.crosstabs.fill.calculation.BucketDefinition#ORDER_ASCENDING Bucket.ORDER_ASCENDING}</li>
90      * <li>{@link net.sf.jasperreports.crosstabs.fill.calculation.BucketDefinition#ORDER_DESCENDING Bucket.ORDER_DESCENDING}</li>
91      * </ul>
92      * @see net.sf.jasperreports.crosstabs.JRCrosstabBucket#getOrder()
93      */
94     public void setOrder(byte order)
95     {
96         this.order = order;
97     }
98 }
99
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