code: public void set(long count, long min, long max, long total, double sumOfSquares,
                      long startTime, long lastSampleTime) {
          this.count = count;
          this.min = min;
          this.max = max;
          this.total = total;
          this.sumOfSquares = sumOfSquares;
          this.startTime = startTime;
          this.lastSampleTime = lastSampleTime;
          // TODO: createTime
      }
docs: /*
  Non-Synchronizable: counter is "replaced" with the input value. Caller should synchronize.
  (Set the value using given count, total, and sumOfSquares)