public TYPE_1 METHOD_1 ( int VAR_1 ) { <BUG> if ( ! ( VAR_2 . METHOD_2 ( VAR_1 ) ) ) {VAR_2 . add ( VAR_1 ) ;}return this ;</BUG> }
public TYPE_1 METHOD_1 ( int VAR_1 ) { return METHOD_1 ( VAR_1 , 1 ) ; } 
