public void setV(int [] v) {
    this.v[0] = v[0];
    this.v[1] = v[1];
    this.v[2] = v[2];
    this.v[3] = v[3];
    updateCount();
  }
This setter is only for de-serialization, should not be used otherwise.
common/src/java/org/apache/hadoop/hive/common/type/UnsignedInt128.java