@Override
  protected java.lang.Object tupleSchemeReadValue(org.apache.thrift.protocol.TProtocol iprot, short fieldID) throws org.apache.thrift.TException {
    _Fields setField = _Fields.findByThriftId(fieldID);
    if (setField != null) {
      switch (setField) {
        case BOOLEAN_STATS:
          BooleanColumnStatsData booleanStats;
          booleanStats = new BooleanColumnStatsData();
          booleanStats.read(iprot);
          return booleanStats;
        case LONG_STATS:
          LongColumnStatsData longStats;
          longStats = new LongColumnStatsData();
          longStats.read(iprot);
          return longStats;
        case DOUBLE_STATS:
          DoubleColumnStatsData doubleStats;
          doubleStats = new DoubleColumnStatsData();
          doubleStats.read(iprot);
          return doubleStats;
        case STRING_STATS:
          StringColumnStatsData stringStats;
          stringStats = new StringColumnStatsData();
          stringStats.read(iprot);
          return stringStats;
        case BINARY_STATS:
          BinaryColumnStatsData binaryStats;
          binaryStats = new BinaryColumnStatsData();
          binaryStats.read(iprot);
          return binaryStats;
        case DECIMAL_STATS:
          DecimalColumnStatsData decimalStats;
          decimalStats = new DecimalColumnStatsData();
          decimalStats.read(iprot);
          return decimalStats;
        case DATE_STATS:
          DateColumnStatsData dateStats;
          dateStats = new DateColumnStatsData();
          dateStats.read(iprot);
          return dateStats;
        case TIMESTAMP_STATS:
          TimestampColumnStatsData timestampStats;
          timestampStats = new TimestampColumnStatsData();
          timestampStats.read(iprot);
          return timestampStats;
        default:
          throw new java.lang.IllegalStateException("setField wasn't null, but didn't match any of the case statements!");
      }
    } else {
      throw new org.apache.thrift.protocol.TProtocolException("Couldn't find a field with field id " + fieldID);
    }
  }
Find the _Fields constant that matches name, or null if its not found.
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/ColumnStatisticsData.java