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Java > Open Source Codes > net > sf > jasperreports > view > save > JRHtmlSaveContributor


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.view.save;
29
30 import java.io.File JavaDoc;
31 import java.text.MessageFormat JavaDoc;
32
33 import javax.swing.JOptionPane JavaDoc;
34
35 import net.sf.jasperreports.engine.JRException;
36 import net.sf.jasperreports.engine.JRExporterParameter;
37 import net.sf.jasperreports.engine.JasperPrint;
38 import net.sf.jasperreports.engine.export.JRHtmlExporter;
39 import net.sf.jasperreports.view.JRSaveContributor;
40
41 /**
42  * @author Teodor Danciu (teodord@users.sourceforge.net)
43  * @version $Id: JRHtmlSaveContributor.java 1229 2006-04-19 13:27:35 +0300 (Wed, 19 Apr 2006) teodord $
44  */
45 public class JRHtmlSaveContributor extends JRSaveContributor
46 {
47
48     /**
49      *
50      */
51     private static final String JavaDoc EXTENSION_HTM = ".htm";
52     private static final String JavaDoc EXTENSION_HTML = ".html";
53     public static final JRHtmlSaveContributor INSTANCE = new JRHtmlSaveContributor();
54
55     /**
56      *
57      */
58     public static JRHtmlSaveContributor getInstance()
59     {
60         return INSTANCE;
61     }
62     
63     /**
64      *
65      */
66     public boolean accept(File JavaDoc file)
67     {
68         if (file.isDirectory())
69         {
70             return true;
71         }
72         String JavaDoc name = file.getName().toLowerCase();
73         return (name.endsWith(EXTENSION_HTM) || name.endsWith(EXTENSION_HTML));
74     }
75
76     /**
77      *
78      */
79     public String JavaDoc getDescription()
80     {
81         return "HTML (*.htm, *.html)";
82     }
83
84     /**
85      *
86      */
87     public void save(JasperPrint jasperPrint, File JavaDoc file) throws JRException
88     {
89         if (
90             !file.getName().endsWith(EXTENSION_HTM)
91             && !file.getName().endsWith(EXTENSION_HTML)
92             )
93         {
94             file = new File JavaDoc(file.getAbsolutePath() + EXTENSION_HTML);
95         }
96             
97         if (
98             !file.exists() ||
99             JOptionPane.OK_OPTION ==
100                 JOptionPane.showConfirmDialog(
101                     null,
102                     MessageFormat.format(
103                         java.util.ResourceBundle.getBundle("net/sf/jasperreports/view/viewer").getString("file.exists"),
104                         new Object JavaDoc[]{file.getName()}
105                         ),
106                     java.util.ResourceBundle.getBundle("net/sf/jasperreports/view/viewer").getString("save"),
107                     JOptionPane.OK_CANCEL_OPTION
108                     )
109             )
110         {
111             JRHtmlExporter exporter = new JRHtmlExporter();
112             exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
113             exporter.setParameter(JRExporterParameter.OUTPUT_FILE, file);
114             exporter.exportReport();
115         }
116     }
117
118 }
119
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