/**
* Logback: the reliable, generic, fast and flexible logging framework.
* Copyright (C) 1999-2013, QOS.ch. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation.
*/
package ch.qos.logback.classic.turbo;
import java.util.ArrayList;
import java.util.List;
import org.slf4j.MDC;
import org.slf4j.Marker;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.Logger;
import ch.qos.logback.core.spi.FilterReply;
/**
* This class allows output of debug level events to a certain list of users.
*
* If the level passed as a parameter is of level DEBUG, then the "user" value
* taken from the MDC is checked against the configured user list. When the user
* belongs to the list, the request is accepted. Otherwise a NEUTRAL response
* is sent, thus not influencing the filter chain.
*
* @author Ceki Gülcü
* @author Sébastien Pennec
*/
public class DebugUsersTurboFilter extends TurboFilter {
private static final String USER_MDC_KEY = "user";
List<String> userList = new ArrayList<String>();
@Override
public FilterReply decide(Marker marker, Logger logger, Level level, String format, Object[] params, Throwable t) {
if (!level.equals(Level.DEBUG)) {
return FilterReply.NEUTRAL;
}
String user = MDC.get(USER_MDC_KEY);
if (user != null && userList.contains(user)) {
return FilterReply.ACCEPT;
}
return FilterReply.NEUTRAL;
}
public void addUser(String user) {
userList.add(user);
}
//test in BasicJoranTest only, to be removed asap.
public List<String> getUsers() {
return userList;
}
}