001/** 002 * Logback: the reliable, generic, fast and flexible logging framework. 003 * Copyright (C) 1999-2015, QOS.ch. All rights reserved. 004 * 005 * This program and the accompanying materials are dual-licensed under 006 * either the terms of the Eclipse Public License v1.0 as published by 007 * the Eclipse Foundation 008 * 009 * or (per the licensee's choosing) 010 * 011 * under the terms of the GNU Lesser General Public License version 2.1 012 * as published by the Free Software Foundation. 013 */ 014package chapters.migrationFromLog4j; 015 016import org.apache.log4j.Layout; 017import org.apache.log4j.spi.LoggingEvent; 018 019/** 020 * 021 * A very simple log4j layout which formats a logging event 022 * by returning the message contained therein. 023 * 024 * @author Ceki Gülcü 025 * 026 */ 027public class TrivialLog4jLayout extends Layout { 028 029 public void activateOptions() { 030 // there are no options to activate 031 } 032 033 public String format(LoggingEvent loggingEvent) { 034 return loggingEvent.getRenderedMessage(); 035 } 036 037 @Override 038 public boolean ignoresThrowable() { 039 return true; 040 } 041 042}