| 375 | : SourceNode(plan, schema, generator, Ordering::Implicit()) {} |
| 376 | |
| 377 | static Result<ExecNode*> Make(ExecPlan* plan, std::vector<ExecNode*> inputs, |
| 378 | const ExecNodeOptions& options) { |
| 379 | RETURN_NOT_OK(ValidateExecNodeInputs(plan, inputs, 0, This::kKindName)); |
| 380 | const auto& cast_options = checked_cast<const Options&>(options); |
| 381 | auto& it_maker = cast_options.it_maker; |
| 382 | auto& schema = cast_options.schema; |
| 383 | auto io_executor = cast_options.io_executor; |
| 384 | |
| 385 | auto it = it_maker(); |
| 386 | |
| 387 | if (schema == nullptr) { |
| 388 | return Status::Invalid(This::kKindName, " requires schema which is not null"); |
| 389 | } |
| 390 | |
| 391 | if (cast_options.requires_io) { |
| 392 | if (io_executor == nullptr) { |
| 393 | io_executor = io::internal::GetIOThreadPool(); |
| 394 | } |
| 395 | } else { |
| 396 | if (io_executor != nullptr) { |
| 397 | return Status::Invalid( |
| 398 | This::kKindName, |
| 399 | " specified with requires_io=false but io_executor was not nullptr"); |
| 400 | } |
| 401 | } |
| 402 | |
| 403 | ARROW_ASSIGN_OR_RAISE(auto generator, This::MakeGenerator(it, io_executor, schema)); |
| 404 | return plan->EmplaceNode<This>(plan, schema, generator); |
| 405 | } |
| 406 | }; |
| 407 | |
| 408 | struct RecordBatchReaderSourceNode : public SourceNode { |
nothing calls this directly
no test coverage detected