Spring MVC uses Hiddenhttpmethodfilter to configure restful URLs

/** Rest-style URLs. Take CRUD For example: add:/order POST Modify:/order/1 PUT update?id=1 get:/order/1 get get?id=1 Delete:/ ORDER/1 Delete delete?id=1 How do I send a PUT request and a delete request?1. Need to configure Hiddenhttpmethodfilter in the Web. xml File<!--configuration Org.springframework.web.filter.HiddenHttpMethodFilter: You can convert a POST request to a DELETE or POST request--&gt        ; <filter> <filter-name>HiddenHttpMethodFilter</filter-name> <filter-class>org .springframework.web.filter.hiddenhttpmethodfilter</filter-class> </filter> <filter-m Apping> <filter-name>HiddenHttpMethodFilter</filter-name> <url-pattern>/*</u Rl-pattern> </filter-mapping>2. Need to send a POST request 3. Need to carry a hidden field name= "_method" when sending a POST request with a value of DELETE or PUTThe JSP files are as follows: <form action= "SPRINGMVC/TESTREST/1" method= "POST" > <input type= "hidden" name= "_method" Val            Ue= "put"/> <input type= "Submit" value= "Testrest PUT"/> </form> <br><br> <form action= "SPRINGMVC/TESTREST/1" method= "POST" > <input type= "hidden" name= "_method" value= "DELETE"/> <input type= "Submit" value= "Testrest DELETE"/> </form> <br><br > <form action= "springmvc/testrest" method= "POST" > <input type= "Submit" value= "Testr EST POST "/> </form> <br><br> <a href=" SPRINGMVC/TESTREST/1 ">test R EST get</a> <br><br>How do I get the ID in the target method of SPRINGMVC? Use @PathVariable annotations*/@RequestMapping (Value="/testrest/{id}", method =requestmethod.put) PublicString testrestput (@PathVariable Integer id) {System. out. println ("testrest Put:"+ID); returnSUCCESS; } @RequestMapping (Value="/testrest/{id}", method =requestmethod.delete) PublicString testrestdelete (@PathVariable Integer id) {System. out. println ("testrest Delete:"+ID); returnSUCCESS; } @RequestMapping (Value="/testrest", method =requestmethod.post) PublicString testrest () {System. out. println ("testrest POST"); returnSUCCESS; } @RequestMapping (Value="/testrest/{id}", method =requestmethod.get) PublicString testrest (@PathVariable Integer id) {System. out. println ("testrest GET:"+ID); returnSUCCESS; }    /** * @PathVariable can be used to map placeholders in the URL to the parameters of the target method. * @param ID * @return*/@RequestMapping ("/testpathvariable/{id}")     PublicString testpathvariable (@PathVariable ("ID") (Integer ID) {System. out. println ("testpathvariable:"+ID); returnSUCCESS; } @RequestMapping ("/TESTANTPATH/*/ABC")     PublicString Testantpath () {System. out. println ("Testantpath"); returnSUCCESS; }

Spring MVC uses Hiddenhttpmethodfilter to configure restful URLs