public static <R> R call(final java.util.concurrent.Callable<R> cmd) {
        try {
            return cmd.call();
        } catch (Exception e) {
            throw N.toRuntimeException(e);
        }
    }
public static < R > R call ( final java . util . concurrent . Callable < R > cmd ) { try { return cmd . call ( ) ; } catch ( Exception e ) { throw N . toRuntimeException ( e ) ; } }
@param cmd
@return
@throws RuntimeException if some error happens