private static Boolean parseBoolean( String value )
		throws IllegalArgumentException
	{
		switch( value ) {
			case "false":	return false;
			case "true":	return true;
		}
		throw new IllegalArgumentException( "invalid boolean '" + value + "'" );
	}
Syntax: [normal] [bold|+bold|-bold] [italic|+italic|-italic] [<size>|+<incr>|-<decr>|<percent>%] [family[, family]] [$baseFontKey]
flatlaf-core/src/main/java/com/formdev/flatlaf/UIDefaultsLoader.java