function DatabaseStorage::setIfNotExists

Overrides KeyValueStoreInterface::setIfNotExists

File

core/lib/Drupal/Core/KeyValueStore/DatabaseStorage.php, line 186

Class

DatabaseStorage

Defines a default key/value store implementation.

Namespace

Code

public function setIfNotExists($key, $value) {
    try {
        return $this->doSetIfNotExists($key, $value);
    } catch (\Exception $e) {
        // If there was an exception, try to create the table.
        if ($this->ensureTableExists()) {
            return $this->doSetIfNotExists($key, $value);
        }
        else {
            throw $e;
        }
    }
}