source: greenstone3/trunk/src/java/org/greenstone/gsdl3/util/JDBMWrapper.java@ 16797

Last change on this file since 16797 was 16797, checked in by ak19, 16 years ago

Added method displayAllEntries() to return a display String of the key, value pairs in the database for debugging purposes

File size: 1.5 KB
Line 
1/*
2 * JDBMWrapper.java
3 * Copyright (C) 2008 New Zealand Digital Library, http://www.nzdl.org
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 */
19package org.greenstone.gsdl3.util;
20
21import org.apache.log4j.Logger;
22
23public class JDBMWrapper
24 implements FlatDatabaseWrapper {
25
26 static Logger logger = Logger.getLogger(org.greenstone.gsdl3.util.JDBMWrapper.class.getName());
27
28 /** open database named filename, using mode */
29 public boolean openDatabase(String filename, int mode) {
30 return false;
31 }
32
33
34 /** close the database associated with this wrapper */
35 public void closeDatabase() {
36
37 }
38
39 /** returns the value associated with the key */
40 public String getValue(String key) {
41 return null;
42 }
43
44 /** returns a string of key-value entries that can be
45 * printed for debugging purposes*/
46 public String displayAllEntries() {
47 return "No entries.";
48 }
49}
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