1 /**
2 * Copyright (c) 2004-2011 QOS.ch
3 * All rights reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be
14 * included in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 *
24 */
25 package org.slf4j.impl;
26
27 import org.slf4j.log4j12.Log4jMDCAdapter;
28 import org.slf4j.spi.MDCAdapter;
29
30 /**
31 * This implementation is bound to {@link Log4jMDCAdapter}.
32 *
33 * @author Ceki Gülcü
34 */
35 public class StaticMDCBinder {
36
37 /**
38 * The unique instance of this class.
39 */
40 public static final StaticMDCBinder SINGLETON = new StaticMDCBinder();
41
42 private StaticMDCBinder() {
43 }
44
45 /**
46 * Return the singleton of this class.
47 *
48 * @return the StaticMDCBinder singleton
49 * @since 1.7.14
50 */
51 public static final StaticMDCBinder getSingleton() {
52 return SINGLETON;
53 }
54
55 /**
56 * Currently this method always returns an instance of
57 * {@link StaticMDCBinder}.
58 */
59 public MDCAdapter getMDCA() {
60 return new Log4jMDCAdapter();
61 }
62
63 public String getMDCAdapterClassStr() {
64 return Log4jMDCAdapter.class.getName();
65 }
66 }