public String normalizeTag(String name) {
        name = name.trim();
        if (!preserveTagCase)
            name = lowerCase(name);
        return name;
    }
public String normalizeTag ( String name ) { name = name . trim ( ) ; if ( ! preserveTagCase ) name = lowerCase ( name ) ; return name ; }
Normalizes a tag name according to the case preservation setting.