@RestControllerpublicclassParamController{//@GetMapping(value = "/param/{param1}")//public String param(@PathVariable("param1") String param1) {// return param1;//}@GetMapping(value = "/param/{param1}.{param2}")publicStringparam(@PathVariable("param1")String param1,@PathVariable("param2"...
ProductController.java packagecom.example.demo;importorg.springframework.web.bind.annotation.GetMapping;importorg.springframework.web.bind.annotation.PathVariable;importorg.springframework.web.bind.annotation.RestController;@RestControllerpublicclassProductController{@GetMapping("/product/{id}")publicStringgetProduct...
所以当我们使用/test/hello/showView/2.do 来请求的时候就可以访问到MyController 的showView 方法,这个时候variable1 就被赋予值hello ,variable2 就被赋予值2 ,然后我们在showView 方法参数里面标注了参数variable1 和variable2 是来自访问路径的path 变量,这样方法参数variable1 和variable2 就被分别赋予hello 和2...
11、@RestController @RestController处理ajax请求。意思就是controller里面的方法都以json格式输出,不用再写什么jackjson配置的了! 相当于@Controller与@ResponseBody一块使用 12、@Resource与@Autowired @Component已经变为spring管理的bean了@Resource 直接引入,面向对象的思想,直接变为一个bean @Autowired 首先要知道另一...
@RestController public class ProductController { @PostMapping("/product/{productJson}") public Object addProduct(@PathVariable String productJson) { try { ObjectMapper mapper = new ObjectMapper(); Product p = mapper.readValue(productJson, Product.class); ...
package com.zetcode.controller; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController public class MyController { @RequestMapping(path="/{name}/{age}") public...
验证请求参数(Path Variables 和 Request Parameters)即是验证被@PathVariable以及@RequestParam标记的方法参数。 PersonController 一定一定不要忘记在类上加上Validated注解了,这个参数可以告诉 Spring 去校验方法参数。 @RestController @RequestMapping("/api/persons") @Validated public class PersonController { @GetMapping...
@RestController class example: @RestController @RequestMapping("users") publicclassUserController{ @Autowired UserService userService; @GetMapping(path ="/{userId}", produces ={MediaType.APPLICATION_JSON_VALUE, MediaType.APPLICATION_XML_VALUE}) ...
SpringMVC实现JSON数据传递、URL参数获取、文件上传及Cookie/Session管理。使用@RequestBody接收JSON,@PathVariable获取URL参数,@RequestPart处理文件上传。Session用于服务器端存储用户信息,与Cookie配合使用。通过@RestController...
packageHelloWord;importorg.springframework.beans.factory.annotation.Value;importorg.springframework.web.bind.annotation.RequestMapping;importorg.springframework.web.bind.annotation.RestController;@RestController @RequestMapping("/task")publicclassTaskController{@RequestMapping(value={"/",""})publicStringhellTask(...