protected Map<ParameterName, String[]> getParameters(ActionBeanContext context) {
protected SortedMap<ParameterName, String[]> getParameters(ActionBeanContext context) {
    protected Map<ParameterName, String[]> getParameters(ActionBeanContext context) {        Map<String, String[]> requestParameters = context.getRequest().getParameterMap();        Map<ParameterName, String[]> parameters = new HashMap<ParameterName,String[]>();        for (Map.Entry<String,String[]> entry : requestParameters.entrySet()) {            parameters.put(new ParameterName(entry.getKey().trim()), entry.getValue());        }        return parameters;    }