public synchronized void log(Level msgLevel, String sourceClass, String sourceMethod,
      String msg) {
    LogRecord record = new LogRecord(msgLevel, msg);
    record.setSourceClassName(sourceClass);
    record.setSourceMethodName(sourceMethod);
    log(record);
  }
Log a message, specifying source class and method.
geode-core/src/test/java/org/apache/persistence/logging/Logger.java