public org.apache.tajo.catalog.proto.CatalogProtos.TupleComparatorSpecProto buildPartial() { org.apache.tajo.catalog.proto.CatalogProtos.TupleComparatorSpecProto result = new org.apache.tajo.catalog.proto.CatalogProtos.TupleComparatorSpecProto(this); int from_bitField0_ = bitField0_; int to_bitField0_ = 0; if (((from_bitField0_ & 0x00000001) == 0x00000001)) { to_bitField0_ |= 0x00000001; } result.columnId_ = columnId_; if (((from_bitField0_ & 0x00000002) == 0x00000002)) { to_bitField0_ |= 0x00000002; } result.ascending_ = ascending_; if (((from_bitField0_ & 0x00000004) == 0x00000004)) { to_bitField0_ |= 0x00000004; } result.nullFirst_ = nullFirst_; result.bitField0_ = to_bitField0_; onBuilt(); return result; }