@Override
    void dump(PrintWriter stream) {
      stream.print("(byteIntervalCount=" + count + " start=" + firstValue);
      for (int i = 0; i < count; i++) {
        if (i != 0) {
          stream.print(", ");
        }
        stream.print(bitIntervals[i]);
      }
      stream.print(")");
    }
Returns number of items added to values
geode-core/src/main/java/org/apache/geode/internal/statistics/StatArchiveReader.java