| 135 | } |
| 136 | |
| 137 | OrcComplexColumnReader* OrcComplexColumnReader::CreateTopLevelReader( |
| 138 | const orc::Type* node, const TupleDescriptor* table_tuple_desc, |
| 139 | HdfsOrcScanner* scanner) { |
| 140 | OrcComplexColumnReader* reader = nullptr; |
| 141 | if (node->getKind() == orc::TypeKind::STRUCT) { |
| 142 | reader = new OrcStructReader(node, table_tuple_desc, scanner); |
| 143 | } else if (node->getKind() == orc::TypeKind::LIST) { |
| 144 | reader = new OrcListReader(node, table_tuple_desc, scanner); |
| 145 | } else if (node->getKind() == orc::TypeKind::MAP) { |
| 146 | reader = new OrcMapReader(node, table_tuple_desc, scanner); |
| 147 | } else { |
| 148 | DCHECK(false) << "Can't create top level reader for " << PrintNode(node); |
| 149 | } |
| 150 | return scanner->obj_pool_.Add(reader); |
| 151 | } |
| 152 | |
| 153 | OrcColumnReader::OrcColumnReader(const orc::Type* orc_type, |
| 154 | const SlotDescriptor* slot_desc, HdfsOrcScanner* scanner) |