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 base.jdbs.cryptography;
21
22 import java.io.File;
23
24 import org.apache.log4j.Logger;
25
26
27 public abstract class Key {
28
29 private static final transient Logger logger = Logger.getLogger(Key.class.getName());
30
31 /***The keys'value.**/
32 private Object value;
33
34 /***
35 * @param value The value associated to the key.
36 */
37 public Key(Object value){
38 this.value = value;
39 }
40
41 /***
42 * @return Returns the value.
43 */
44 public Object getValue() {
45 return value;
46 }
47
48 /***
49 * @param value The value to set.
50 */
51 public void setValue(String value) {
52 this.value = value;
53 }
54
55 /***
56 * This method offers the facility to store the keys'content in the file system.
57 * @param file The file where the keys'content must be stored.
58 */
59 public abstract void store(File file);
60
61 /***
62 * This method offers the facility to retrieve the keys'content from the file system.
63 * @param file The file from wich the keys'content must be retrieved.
64 */
65 public abstract void retrieve(File file);
66
67 }