ch.qos.logback.classic.PatternLayout Maven / Gradle / Ivy

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/**
 * Logback: the reliable, generic, fast and flexible logging framework.
 * Copyright (C) 1999-2009, 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;

import java.util.HashMap;
import java.util.Map;

import ch.qos.logback.classic.joran.action.ContextNameAction;
import ch.qos.logback.classic.pattern.CallerDataConverter;
import ch.qos.logback.classic.pattern.ClassOfCallerConverter;
import ch.qos.logback.classic.pattern.ContextNameConverter;
import ch.qos.logback.classic.pattern.PropertyConverter;
import ch.qos.logback.classic.pattern.DateConverter;
import ch.qos.logback.classic.pattern.EnsureExceptionHandling;
import ch.qos.logback.classic.pattern.ExtendedThrowableProxyConverter;
import ch.qos.logback.classic.pattern.FileOfCallerConverter;
import ch.qos.logback.classic.pattern.LevelConverter;
import ch.qos.logback.classic.pattern.LineOfCallerConverter;
import ch.qos.logback.classic.pattern.LineSeparatorConverter;
import ch.qos.logback.classic.pattern.LoggerConverter;
import ch.qos.logback.classic.pattern.MDCConverter;
import ch.qos.logback.classic.pattern.MarkerConverter;
import ch.qos.logback.classic.pattern.MessageConverter;
import ch.qos.logback.classic.pattern.MethodOfCallerConverter;
import ch.qos.logback.classic.pattern.NopThrowableInformationConverter;
import ch.qos.logback.classic.pattern.RelativeTimeConverter;
import ch.qos.logback.classic.pattern.ThreadConverter;
import ch.qos.logback.classic.pattern.ThrowableProxyConverter;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.CoreConstants;
import ch.qos.logback.core.pattern.PatternLayoutBase;

/**
 * 
 * A flexible layout configurable with pattern string. The goal of this class is
 * to {@link #format format} a {@link ILoggingEvent} and return the results in a
 * {#link String}. The format of the result depends on the
 * conversion pattern.
 * 
 * For more information about this layout, please refer to the online manual at
 * http://logback.qos.ch/manual/layouts.html#PatternLayout
 * 
 */

public class PatternLayout extends PatternLayoutBase {

  public static final Map defaultConverterMap = new HashMap();

  static {

    defaultConverterMap.put("d", DateConverter.class.getName());
    defaultConverterMap.put("date", DateConverter.class.getName());

    defaultConverterMap.put("r", RelativeTimeConverter.class.getName());
    defaultConverterMap.put("relative", RelativeTimeConverter.class.getName());

    defaultConverterMap.put("level", LevelConverter.class.getName());
    defaultConverterMap.put("le", LevelConverter.class.getName());
    defaultConverterMap.put("p", LevelConverter.class.getName());

    defaultConverterMap.put("t", ThreadConverter.class.getName());
    defaultConverterMap.put("thread", ThreadConverter.class.getName());

    defaultConverterMap.put("lo", LoggerConverter.class.getName());
    defaultConverterMap.put("logger", LoggerConverter.class.getName());
    defaultConverterMap.put("c", LoggerConverter.class.getName());

    defaultConverterMap.put("m", MessageConverter.class.getName());
    defaultConverterMap.put("msg", MessageConverter.class.getName());
    defaultConverterMap.put("message", MessageConverter.class.getName());

    defaultConverterMap.put("C", ClassOfCallerConverter.class.getName());
    defaultConverterMap.put("class", ClassOfCallerConverter.class.getName());

    defaultConverterMap.put("M", MethodOfCallerConverter.class.getName());
    defaultConverterMap.put("method", MethodOfCallerConverter.class.getName());

    defaultConverterMap.put("L", LineOfCallerConverter.class.getName());
    defaultConverterMap.put("line", LineOfCallerConverter.class.getName());

    defaultConverterMap.put("F", FileOfCallerConverter.class.getName());
    defaultConverterMap.put("file", FileOfCallerConverter.class.getName());

    defaultConverterMap.put("X", MDCConverter.class.getName());
    defaultConverterMap.put("mdc", MDCConverter.class.getName());

    defaultConverterMap.put("ex", ThrowableProxyConverter.class.getName());
    defaultConverterMap.put("exception", ThrowableProxyConverter.class
        .getName());
    defaultConverterMap.put("throwable", ThrowableProxyConverter.class
        .getName());

    defaultConverterMap.put("xEx", ExtendedThrowableProxyConverter.class.getName());
    defaultConverterMap.put("xException", ExtendedThrowableProxyConverter.class
        .getName());
    defaultConverterMap.put("xThrowable", ExtendedThrowableProxyConverter.class
        .getName());

    defaultConverterMap.put("nopex", NopThrowableInformationConverter.class
        .getName());
    defaultConverterMap.put("nopexception",
        NopThrowableInformationConverter.class.getName());

    defaultConverterMap.put("cn", ContextNameAction.class.getName());
    defaultConverterMap.put("contextName", ContextNameConverter.class.getName());
    
    defaultConverterMap.put("caller", CallerDataConverter.class.getName());

    defaultConverterMap.put("marker", MarkerConverter.class.getName());

    defaultConverterMap.put("property", PropertyConverter.class.getName());

    
    defaultConverterMap.put("n", LineSeparatorConverter.class.getName());
  }

  public PatternLayout() {
    this.postCompileProcessor = new EnsureExceptionHandling();
  }

  public Map getDefaultConverterMap() {
    return defaultConverterMap;
  }

  public String doLayout(ILoggingEvent event) {
    if (!isStarted()) {
      return CoreConstants.EMPTY_STRING;
    }
    return writeLoopOnConverters(event);
  }

}