/**
* Logback: the reliable, generic, fast and flexible logging framework.
*
* Copyright (C) 1999-2006, QOS.ch
*
* This library is free software, you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation.
*/
package chapter7;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
import ch.qos.logback.classic.Logger;
import ch.qos.logback.classic.PatternLayout;
import ch.qos.logback.classic.spi.LoggingEvent;
import ch.qos.logback.core.ConsoleAppender;
public class SimpleMDC {
static public void main(String[] args) throws Exception {
// You can put values in the MDC at any time. We first put the
// first name
MDC.put("first", "Dorothy");
// Configure logback
PatternLayout layout = new PatternLayout();
layout.setPattern("%X{first} %X{last} - %m%n");
layout.start();
ConsoleAppender<LoggingEvent> appender = new ConsoleAppender<LoggingEvent>();
appender.setLayout(layout);
appender.start();
Logger root = (Logger)LoggerFactory.getLogger("root");
root.addAppender(appender);
// get a logger
Logger logger = (Logger)LoggerFactory.getLogger(SimpleMDC.class);
// We now put the last name
MDC.put("last", "Parker");
// The most beautiful two words in the English language according
// to Dorothy Parker:
logger.info("Check enclosed.");
logger.debug("The most beautiful two words in English.");
MDC.put("first", "Richard");
MDC.put("last", "Nixon");
logger.info("I am not a crook.");
logger.info("Attributed to the former US president. 17 Nov 1973.");
}
}