function DatabaseLockBackend::ensureTableExists

Check if the semaphore table exists and create it if not.

1 call to DatabaseLockBackend::ensureTableExists()

DatabaseLockBackend::acquire in core/lib/Drupal/Core/Lock/DatabaseLockBackend.php

Acquires a lock.

File

core/lib/Drupal/Core/Lock/DatabaseLockBackend.php, line 177

Class

DatabaseLockBackend

Defines the database lock backend. This is the default backend in Drupal.

Namespace

Drupal\Core\Lock

Code

protected function ensureTableExists() {
    try {
        $database_schema = $this->database
            ->schema();
        $schema_definition = $this->schemaDefinition();
        $database_schema->createTable(static::TABLE_NAME, $schema_definition);
    } catch (DatabaseException) {
    } catch (\Exception) {
        return FALSE;
    }
    return TRUE;
}