public LoggingFraction formatter(String name, String pattern) {
        patternFormatter(new PatternFormatter(name).pattern(pattern));
        return this;
    }
public LoggingFraction formatter ( String name , String pattern ) { patternFormatter ( new PatternFormatter ( name ) . pattern ( pattern ) ) ; return this ; }
Add a new PatternFormatter to this Logger

@param name    the name of the formatter
@param pattern the pattern string
@return This fraction.