private static Identifier convert(final Identifier identifier) {
    	if (identifier == null || StringUtils.isBlank(identifier.getText())) {
            return identifier;
        } else {
        	return Identifier.toIdentifier(identifier.getText().replaceAll(REG_EXPR, REPLACEMENT_PATTERN).toLowerCase(Locale.ENGLISH));
        }
    }
private static Identifier convert(final Identifier identifier) {
    	if (identifier == null || StringUtils.isBlank(identifier.getText())) {
            return identifier;
        } else {
        	return Identifier.toIdentifier(identifier.getText().replaceAll(REG_EXPR, REPLACEMENT_PATTERN).toLowerCase(Locale.ENGLISH));
        }
    }
private static Identifier convert ( final Identifier identifier ) { if ( identifier == null || StringUtils . isBlank ( identifier . getText ( ) ) ) { return identifier ; } else { return Identifier . toIdentifier ( identifier . getText ( ) . replaceAll ( REG_EXPR , REPLACEMENT_PATTERN ) . toLowerCase ( Locale . ENGLISH ) ) ; } }
Convert.

@param identifier
the identifier
@return the identifier
Convert .