Coverage details for base.jdbs.FileDescriptor

LineHitsSource
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  
21 package base.jdbs;
22  
23 import java.io.File;
24  
25 import org.apache.log4j.Logger;
26  
27 import base.util.FileUtil;
28  
29 /**
30  * @author skunk
31  *
32  */
330public class FileDescriptor {
34  
350    private static final transient Logger logger = Logger
36             .getLogger(FileDescriptor.class.getName());
370 
380    private long lastModified = -1;
39  
400    private long size = -1;
410 
420    private final File file;
430 
440    public FileDescriptor(File file) {
450        this.file = file;
460        this.lastModified = file.lastModified();
470    }
48  
49     /**
500     * @return Returns the file.
51      */
52     public File getFile() {
530        return file;
54     }
55  
56     /**
570     * @return Returns the size.
580     */
590    public long getSize() {
600        if (size == -1 || file.lastModified() > lastModified) {
610            this.size = FileUtil.fileSizeInKB(file);
620            lastModified = file.lastModified();
63         }
640        return size;
65     }
66 }

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