public synchronized void log(Level msgLevel, String sourceClass, String sourceMethod, String msg,
      Object[] params) {
    LogRecord record = new LogRecord(msgLevel, msg);
    record.setSourceClassName(sourceClass);
    record.setSourceMethodName(sourceMethod);
    record.setParameters(params);
    log(record);
  }
Log a message, specifying source class and method, with an array of object arguments.
geode-core/src/test/java/org/apache/persistence/logging/Logger.java