@Override
    public void read(org.apache.thrift.protocol.TProtocol prot, PartitionsSpecByExprResult struct) throws org.apache.thrift.TException {
      org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      {
        org.apache.thrift.protocol.TList _list589 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRUCT);
        struct.partitionsSpec = new java.util.ArrayList<PartitionSpec>(_list589.size);
        @org.apache.thrift.annotation.Nullable PartitionSpec _elem590;
        for (int _i591 = 0; _i591 < _list589.size; ++_i591)
        {
          _elem590 = new PartitionSpec();
          _elem590.read(iprot);
          struct.partitionsSpec.add(_elem590);
        }
      }
      struct.setPartitionsSpecIsSet(true);
      struct.hasUnknownPartitions = iprot.readBool();
      struct.setHasUnknownPartitionsIsSet(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/PartitionsSpecByExprResult.java