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1   /********************************************************************************
2    * InternetCafe is a software solution that helps the management of Cybercafes 
3    * according with the ITALIAN DECREE LAW ON ANTI-TERROR MEASURES, 27 JULY 2005.
4    * Copyright (C) 2006  Guido Angelo Ingenito
5   
6    * This program is free software; you can redistribute it and/or
7    * modify it under the terms of the GNU General Public License
8    * as published by the Free Software Foundation; either version 2
9    * of the License, or (at your option) any later version.
10  
11   * This program is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   * GNU General Public License for more details.
15   * 
16   * You should have received a copy of the GNU General Public License
17   * along with this program; if not, write to the Free Software
18   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
19   *******************************************************************************/
20  package ui.command.IO;
21  
22  import javax.swing.JFileChooser;
23  import javax.swing.JOptionPane;
24  
25  import ui.Messages;
26  import ui.command.Command;
27  import ui.util.FileExtensionFilter;
28  import base.ConfigurationManager;
29  import base.InternetCafe;
30  import base.InternetCafeManager;
31  
32  public class LoadDBCommand extends Command {
33  
34  	private String databasePath = null;
35  
36  	public void prologo() {
37  		InternetCafe.setStatusBarMessage(Messages.getString("command.loaddbcommand.loadingdatabase")); //$NON-NLS-1$
38  		Object[] options = { Messages.getString("command.option.load.yes"), Messages.getString("command.option.load.no") }; //$NON-NLS-1$ //$NON-NLS-2$
39  		int result = JOptionPane
40  				.showOptionDialog(
41  						null,
42  						Messages.getString("command.loaddbcommand.message1"), //$NON-NLS-1$
43  						Messages.getString("command.loaddbcommand.loaddatabase"), JOptionPane.YES_NO_OPTION, //$NON-NLS-1$
44  						JOptionPane.QUESTION_MESSAGE, null, options, options[1]);
45  		if (result == JOptionPane.YES_OPTION) {
46  			JFileChooser chooser = new JFileChooser();
47  			chooser.setDialogTitle(Messages.getString("command.loaddbcommand.dialog.title")); //$NON-NLS-1$
48  			chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
49  			chooser.setApproveButtonText(Messages.getString("button.load")); //$NON-NLS-1$
50  			chooser.setFileFilter(new FileExtensionFilter(Messages.getString("common.filetype.yap"), //$NON-NLS-1$
51  					Messages.getString("common.filetype.yap"))); //$NON-NLS-1$
52  			if (chooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
53  				databasePath = chooser.getSelectedFile().getAbsolutePath();
54  				setStatus(EXECUTE_STATUS);
55  			} else
56  				setStatus(ABORT_STATUS);
57  		} else
58  			setStatus(ABORT_STATUS);
59  	}
60  
61  	public void execution() throws Exception {
62  		switch (getStatus()) {
63  		case ABORT_STATUS:
64  			break;
65  		case VETOED_STATUS:
66  			break;
67  		case EXECUTE_STATUS:
68  			if (databasePath != null) {
69  				ConfigurationManager.getInstance()
70  						.setDataBasePath(databasePath);
71  				InternetCafeManager.getInstance().retrieve();
72  				setStatus(SUCCESS_STATUS);
73  			} else
74  				setStatus(ERROR_STATUS);
75  			break;
76  		}
77  	}
78  }