目录

restful风格的参数

普通类型的参数

map类型的参数

数组类型的参数

---

• restful风格的参数

http://localhost:8080/home/hello

@Slf4j
@RestController
public class HomeController {

    @GetMapping("/home/{name}")
    public String test(@PathVariable("name") String name){
        return name;
    }
}

• 普通类型的参数

http://localhost:8080/home?name=xiaoli

@Slf4j
@RestController
public class HomeController {

    @GetMapping("/home")
    public String test(@RequestParam(value = "name",defaultValue = "default",required = false) String name){
        return name;
    }
}

• map类型的参数

http://localhost:8080/home?name=xiaoli&age=10

@Slf4j
@RestController
public class HomeController {

    // 直接接受map
    @GetMapping("/home")
    public String test(@RequestParam Map<String,Object> params){
        return "name：" + params.get("name") + "<br>age：" + params.get("age");
    }


    // 接受user实体的map
    @GetMapping("/home1")
    public String test(@SpringQueryMap User user){
        return "";
    }
}

• 数组类型的参数

http://localhost:8080/home?name=xiaoli&name=xiaohong

@Slf4j
@RestController
public class HomeController {

    @GetMapping("/home")
    public String test(@RequestParam("name") String [] names){
        String result = "";
        for(String name:names){
            result += name + "<br>";
        }
        return result;
    }
}

• resetFul和集合

http://localhost:8088/1?idc=1&idc=2
http://localhost:8088/1?idc=1,2

@RequestMapping("/{a}")
    public void aa(@PathVariable Integer a , @RequestParam(value = "idc",required = false) List<String> idc)

• 拒绝请求

@GetMapping(path = "/test",params = {"!name","age!=10"})
拒绝请求头中有name和age=10的请求。