service.data.impl/src/main/java/com/hack23/cia/service/data/impl/LegacyNamingStrategy.java
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