public void fatalv(Throwable t, String format, Object... params) {
        doLog(Level.FATAL, FQCN, format, params, t);
    }
public void fatalv ( Throwable t , String format , Object ... params ) { doLog ( Level . FATAL , FQCN , format , params , t ) ; }
Issue a log message with a level of FATAL using {@link java.text.MessageFormat}-style formatting.

@param t the throwable
@param format the message format string
@param params the parameters