------------------------------------------------------------------------------
| 527 | |
| 528 | //------------------------------------------------------------------------------ |
| 529 | bool vtkPostgreSQLQuery::RollbackTransaction() |
| 530 | { |
| 531 | if (!this->TransactionInProgress) |
| 532 | { |
| 533 | vtkErrorMacro(<< "Cannot rollback: no transaction is in progress."); |
| 534 | return false; |
| 535 | } |
| 536 | |
| 537 | vtkPostgreSQLDatabase* db = vtkPostgreSQLDatabase::SafeDownCast(this->Database); |
| 538 | assert(db); |
| 539 | |
| 540 | PGresult* result = PQexec(db->Connection->Connection, ROLLBACK_TRANSACTION); |
| 541 | bool status; |
| 542 | switch (PQresultStatus(result)) |
| 543 | { |
| 544 | case PGRES_COMMAND_OK: |
| 545 | { |
| 546 | this->SetLastErrorText(nullptr); |
| 547 | this->TransactionInProgress = false; |
| 548 | status = true; |
| 549 | }; |
| 550 | break; |
| 551 | case PGRES_FATAL_ERROR: |
| 552 | { |
| 553 | this->SetLastErrorText(PQresultErrorMessage(result)); |
| 554 | vtkErrorMacro(<< "Error in RollbackTransaction: " << this->GetLastErrorText()); |
| 555 | this->TransactionInProgress = false; |
| 556 | status = false; |
| 557 | }; |
| 558 | break; |
| 559 | default: |
| 560 | { |
| 561 | this->SetLastErrorText(PQresultErrorMessage(result)); |
| 562 | vtkWarningMacro(<< "Unexpected return code " << PQresultStatus(result) << " (" |
| 563 | << PQresStatus(PQresultStatus(result)) << ") with error message " |
| 564 | << (this->LastErrorText ? this->LastErrorText : "(null)")); |
| 565 | this->TransactionInProgress = false; |
| 566 | status = false; |
| 567 | }; |
| 568 | break; |
| 569 | } |
| 570 | PQclear(result); |
| 571 | return status; |
| 572 | } |
| 573 | |
| 574 | //------------------------------------------------------------------------------ |
| 575 |
nothing calls this directly
no test coverage detected