/**
* @param callable $callback
* @param string $fname Calling method
- * @param IDatabase|null $dbw Abort if this DB is rolled back [optional] (since 1.28)
+ * @param IDatabase|IDatabase[]|null $dbws Abort if any of the specified DB handles have
+ * a currently pending transaction which later gets rolled back [optional] (since 1.28)
*/
- public function __construct( callable $callback, $fname = 'unknown', IDatabase $dbw = null ) {
+ public function __construct( callable $callback, $fname = 'unknown', $dbws = [] ) {
$this->callback = $callback;
$this->fname = $fname;
- if ( $dbw && $dbw->trxLevel() ) {
- $dbw->onTransactionResolution( [ $this, 'cancelOnRollback' ], $fname );
+ $dbws = is_array( $dbws ) ? $dbws : [ $dbws ];
+ foreach ( $dbws as $dbw ) {
+ if ( $dbw && $dbw->trxLevel() ) {
+ $dbw->onTransactionResolution( [ $this, 'cancelOnRollback' ], $fname );
+ }
}
}