org.slf4j.helpers.NOPMDCAdapter Maven / Gradle / Ivy
/**
* Copyright (c) 2004-2011 QOS.ch
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
package org.slf4j.helpers;
import java.util.Deque;
import java.util.Map;
import org.slf4j.spi.MDCAdapter;
/**
* This adapter is an empty implementation of the {@link MDCAdapter} interface.
* It is used for all logging systems which do not support mapped
* diagnostic contexts such as JDK14, simple and NOP.
*
* @author Ceki Gülcü
*
* @since 1.4.1
*/
public class NOPMDCAdapter implements MDCAdapter {
public void clear() {
}
public String get(String key) {
return null;
}
public void put(String key, String val) {
}
public void remove(String key) {
}
public Map getCopyOfContextMap() {
return null;
}
public void setContextMap(Map contextMap) {
// NOP
}
@Override
public void pushByKey(String key, String value) {
}
@Override
public String popByKey(String key) {
return null;
}
@Override
public Deque getCopyOfDequeByKey(String key) {
return null;
}
public void clearDequeByKey(String key) {
}
}