SPRINGMVC Study notes-@RequestMapping

@RequestMapping modifier Classes

 @RequestMapping ("/SPRINGMVC")//This path is the path relative to the Web App root directory @controllerpublic  class springmvctest {     private static final string  success =  "SUCCESS";         /**      *  @RequestMapping   In addition to the cosmetic method, you can also decorate the class      *  class definition: Provide preliminary request mapping information, Relative to the web app's root      *  method: Provides further subdivision mapping information      *  @return      */    //at this time the request should be written as http://localhost:8080/SpringMVC/springmvc/ testrequestmapping     @RequestMapping ("/testrequestmapping")//This path is relative to the class above the annotated path      public string testrequestmapping ()  {         system.out.println ("testrequestmapping");        return  SUCCESS; 

Specify the request method for @requestmapping

/** * Use method to specify the request method * @return *///at this time through the Http://localhost:8080/SpringMVC/springmvc/testMethod request is invalid, Must be a POST request to respond to @requestmapping (value= "/testmethod", method=requestmethod.post) public String TestMethod () { System.out.println ("TestMethod"); return SUCCESS;}

Specify request parameters and request headers for @requestmapping

http://localhost:8080/SpringMVC/springmvc/testParamsAndHeaders?username=admin&age=10 this way HTTP Status 404// http://localhost:8080/SpringMVC/springmvc/testParamsAndHeaders?username=admin&age=11 This way you can access @requestmapping (value= "Testparamsandheaders", params={"username", "age!=10"}, headers={"accept-language= zh-cn,zh;q=0.8 "}) public String testparamsandheaders () {return SUCCESS;}

@RequestMapping Match Ant Path

http://localhost:8080/SpringMVC/springmvc/testAntPath/aa/abc//@RequestMapping ("/testantpath/*/abc")//* denotes any character HTTP://LOCALHOST:8080/SPRINGMVC/SPRINGMVC/TESTANTPATH/A/ABC//@RequestMapping ("/TESTANTPATH/?/ABC")//? Represents any one character//http://localhost:8080/springmvc/springmvc/testantpath/a/45/abc@requestmapping ("/testAntPath/**/abc") * * Indicates matching multilayer path public String Testantpath () {System.out.println ("Testantpath"); return SUCCESS;}

@pathvariable Annotations for @RequestMapping

/** * @PathVariable Map the placeholders in the URL to the parameters of the target method * @param ID * @return *///http://localhost:8080/springmvc/springmvc/ Testpathvariable/45@requestmapping ("/testpathvariable/{id}") Public String testpathvariable (@PathVariable ("id") Integer ID) {System.out.println ("testpathvariable:" + ID); return SUCCESS;}

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SPRINGMVC study notes [email protected]