Line data    Source code

       1              : #ifndef BIGQUERY_EMULATOR_BACKEND_ENGINE_COORDINATOR_STUB_EXECUTORS_H_
       2              : #define BIGQUERY_EMULATOR_BACKEND_ENGINE_COORDINATOR_STUB_EXECUTORS_H_
       3              : 
       4              : // Placeholder executor for the `kUnsupported` route. Returns
       5              : // `absl::UnimplementedError` with a disposition-aware message that
       6              : // points the operator at `docs/ENGINE_POLICY.md`.
       7              : 
       8              : #include <memory>
       9              : 
      10              : #include "absl/status/status.h"
      11              : #include "absl/status/statusor.h"
      12              : #include "backend/engine/coordinator/executor.h"
      13              : #include "backend/engine/engine.h"
      14              : 
      15              : namespace googlesql {
      16              : class Catalog;
      17              : class ResolvedStatement;
      18              : }  // namespace googlesql
      19              : 
      20              : namespace bigquery_emulator {
      21              : namespace backend {
      22              : namespace engine {
      23              : namespace coordinator {
      24              : 
      25              : class UnsupportedExecutor : public Executor {
      26              :  public:
      27            4 :   UnsupportedExecutor() = default;
      28              :   ~UnsupportedExecutor() override;
      29              : 
      30              :   UnsupportedExecutor(const UnsupportedExecutor&) = delete;
      31              :   UnsupportedExecutor& operator=(const UnsupportedExecutor&) = delete;
      32              : 
      33              :   [[nodiscard]] absl::StatusOr<std::unique_ptr<RowSource>> ExecuteQuery(
      34              :       const QueryRequest& request,
      35              :       const ::googlesql::ResolvedStatement& stmt,
      36              :       ::googlesql::Catalog* catalog) override;
      37              : 
      38              :   [[nodiscard]] absl::StatusOr<DmlResult> ExecuteDml(
      39              :       const QueryRequest& request,
      40              :       const ::googlesql::ResolvedStatement& stmt,
      41              :       ::googlesql::Catalog* catalog) override;
      42              : 
      43              :   [[nodiscard]] absl::Status ExecuteDdl(
      44              :       const QueryRequest& request,
      45              :       const ::googlesql::ResolvedStatement& stmt,
      46              :       ::googlesql::Catalog* catalog) override;
      47              : };
      48              : 
      49              : }  // namespace coordinator
      50              : }  // namespace engine
      51              : }  // namespace backend
      52              : }  // namespace bigquery_emulator
      53              : 
      54              : #endif  // BIGQUERY_EMULATOR_BACKEND_ENGINE_COORDINATOR_STUB_EXECUTORS_H_