code: @Deprecated
  	public static Map<String, String[]> getParameterMap(final Request request)
  	{
  		return PageParametersExtensions.getParameterMap(request);
  	}
docs: Gets a map with all parameters. Looks in the query and post parameters. Migration method from
  1.4.* to 1.5.*.
  
  @param request
  the request
  @return a map with all parameters.
  @deprecated use instead {@link PageParametersExtensions#getParameterMap(Request)}