public boolean equals(BooleanColumnStatsData that) {
    if (that == null)
      return false;
    if (this == that)
      return true;

    boolean this_present_numTrues = true;
    boolean that_present_numTrues = true;
    if (this_present_numTrues || that_present_numTrues) {
      if (!(this_present_numTrues && that_present_numTrues))
        return false;
      if (this.numTrues != that.numTrues)
        return false;
    }

    boolean this_present_numFalses = true;
    boolean that_present_numFalses = true;
    if (this_present_numFalses || that_present_numFalses) {
      if (!(this_present_numFalses && that_present_numFalses))
        return false;
      if (this.numFalses != that.numFalses)
        return false;
    }

    boolean this_present_numNulls = true;
    boolean that_present_numNulls = true;
    if (this_present_numNulls || that_present_numNulls) {
      if (!(this_present_numNulls && that_present_numNulls))
        return false;
      if (this.numNulls != that.numNulls)
        return false;
    }

    boolean this_present_bitVectors = true && this.isSetBitVectors();
    boolean that_present_bitVectors = true && that.isSetBitVectors();
    if (this_present_bitVectors || that_present_bitVectors) {
      if (!(this_present_bitVectors && that_present_bitVectors))
        return false;
      if (!this.bitVectors.equals(that.bitVectors))
        return false;
    }

    return true;
  }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/BooleanColumnStatsData.java