public static PrintStream getDebugStream(Log logger) 
{
    return getLogStream(logger, DEBUG);
}

 public static PrintStream getErrorStream(Log logger) 
{
    return getLogStream(logger, ERROR);
}

 public static PrintStream getFatalStream(Log logger) 
{
    return getLogStream(logger, FATAL);
}

 public static PrintStream getInfoStream(Log logger) 
{
    return getLogStream(logger, INFO);
}

 public static PrintStream getTraceStream(Log logger) 
{
   
    try {
      TRACE = Log.class.getMethod("trace", new Class[] { Object.class });
      DEBUG = Log.class.getMethod("debug", new Class[] { Object.class });
      INFO  = Log.class.getMethod("info",  new Class[] { Object.class });
      WARN  = Log.class.getMethod("warn",  new Class[] { Object.class });
      ERROR = Log.class.getMethod("error", new Class[] { Object.class });
      FATAL = Log.class.getMethod("fatal", new Class[] { Object.class });
    } catch(Exception e) {
      if (LOG.isErrorEnabled()) {
        LOG.error("Cannot init log methods", e);
      }
    }
    return getLogStream(logger, TRACE);
}

 public static PrintStream getWarnStream(Log logger) 
{
    return getLogStream(logger, WARN);
}