code: private void debug(String message) {
  		if (debugEnabled) {
  			long currentTime = System.currentTimeMillis();
  			long timeSinceProcessingStart = currentTime - processingStartedAt;
  			System.err.println(timeSinceProcessingStart
  				+ " [ReplicationProcessor] " + message);
  		}
  	}
docs: Prints debug information if the debug is enabled
  
  @param message
  - the debug message