public HttpStatusClass codeClass() {
        HttpStatusClass type = this.codeClass;
        if (type == null) {
            this.codeClass = type = HttpStatusClass.valueOf(code);
        }
        return type;
    }
public HttpStatusClass codeClass ( ) { HttpStatusClass type = this . codeClass ; if ( type == null ) { this . codeClass = type = HttpStatusClass . valueOf ( code ) ; } return type ; }
Returns the class of this {@link HttpResponseStatus}