public static < TYPE_1 > boolean isEmpty ( TYPE_2 < TYPE_1 > VAR_1 ) { <BUG> return VAR_1 . iterator ( ) . METHOD_1 ( ) ;</BUG> }
public static < TYPE_1 > boolean isEmpty ( TYPE_2 < TYPE_1 > VAR_1 ) { return ! ( VAR_1 . iterator ( ) . METHOD_1 ( ) ) ; } 
