Ajax发布到RESTful Web服务

I am having an issue with an Ajax post to a RESTful web service in Java. The project utilizes a single servlet mvc model, with the Ajax post data being sent as JSON to the web service. The specific issue that is occuring is that I a unable to pull the data out of a HttpServletRequest object on the web service side. The POST goes directly to the web service, and I attempted to pull the data out with the following:I am having an issue with an Ajax post to a RES