*/
protected Map<String, Map<String, Object[]>> getAndCheckChannelParameterMaps(HttpServletRequest request) {
final Map<String, Map<String, Object[]>> channelParamMaps = this.getChannelParametersMap(request);
if (channelParamMaps == null) {
throw new RequestParameterProcessingIncompleteException("No channel parameter processing has been completed on this request");
}
//Do a reference equality check against no parameters Map
else if (channelParamMaps == NO_PARAMETERS) {
return null;
}