/**
    * Logback: the reliable, generic, fast and flexible logging framework.
    * Copyright (C) 1999-2015, 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 chapters.layouts;
  
  import ch.qos.logback.classic.spi.ILoggingEvent;
  import ch.qos.logback.core.CoreConstants;
  import ch.qos.logback.core.LayoutBase;
  
  public class MySampleLayout2 extends LayoutBase<ILoggingEvent> {
  
      String prefix = null;
      boolean printThreadName = true;
  
      public void setPrefix(String prefix) {
          this.prefix = prefix;
      }
  
      public void setPrintThreadName(boolean printThreadName) {
          this.printThreadName = printThreadName;
      }
  
      public String doLayout(ILoggingEvent event) {
          StringBuilder sbuf = new StringBuilder(128);
          if (prefix != null) {
              sbuf.append(prefix + ": ");
          }
          sbuf.append(event.getTimeStamp() - event.getLoggerContextVO().getBirthTime());
          sbuf.append(" ");
          sbuf.append(event.getLevel());
          if (printThreadName) {
              sbuf.append(" [");
              sbuf.append(event.getThreadName());
              sbuf.append("] ");
          } else {
              sbuf.append(" ");
          }
          sbuf.append(event.getLoggerName());
          sbuf.append(" - ");
          sbuf.append(event.getFormattedMessage());
          sbuf.append(CoreConstants.LINE_SEPARATOR);
          return sbuf.toString();
      }
  }