code: @Deprecated
  	public static String getParameter(final Request request, final String parameterName)
  	{
  		return PageParametersExtensions.getParameter(request, parameterName);
  	}
docs: Gets the parameter value from given parameter name. Looks in the query and post parameters.
  
  @param request
  the request
  @param parameterName
  the parameter name
  @return the parameter value
  @deprecated use instead {@link PageParametersExtensions#getParameter(Request, String)}