aws-lib/src/main/java/com/streamsets/pipeline/stage/origin/s3/AmazonS3Runnable.java
private void initGaugeIfNeeded() {
    gaugeMap.put(S3Constants.THREAD_NAME, Thread.currentThread().getName());
    gaugeMap.put(S3Constants.STATUS, "");
    gaugeMap.put(S3Constants.BUCKET, "");
    gaugeMap.put(S3Constants.OBJECT_KEY, "");
  }
private void initGaugeIfNeeded() {
    gaugeMap.put(S3Constants.THREAD_NAME, Thread.currentThread().getName());
    gaugeMap.put(S3Constants.STATUS, "");
    gaugeMap.put(S3Constants.BUCKET, "");
    gaugeMap.put(S3Constants.OBJECT_KEY, "");
  }
Initialize the gauge with needed information