//原始方式
    @RequestMapping("/simpleParam")
    public String simpleParam(HttpServletRequest request){
        //獲取請(qǐng)求參數(shù)
        String name = request.getParameter("name");
        String age = request.getParameter("age");
        int age1 = Integer.parseInt(age);
        System.out.println(name+":"+ age1);
        return "ok";
    }

 //springboot方式
    @RequestMapping("/simpleParam")
    public String simpleParam(String name,Integer age){
        //獲取請(qǐng)求參數(shù)
        System.out.println(name+":"+ age);
        return "ok";
    }

 @RequestMapping("/simpleParam")
    public String simpleParam(@RequestParam(name="name",required = false) String username,Integer age){
        //獲取請(qǐng)求參數(shù)
        System.out.println(username+":"+ age);
        return "ok";
    }

public class User {
    private String name;
    private Integer age;
    private Address address;
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public Integer getAge() {
        return age;
    }
    public void setAge(Integer age) {
        this.age = age;
    }
    public Address getAddress() {
        return address;
    }
    public void setAddress(Address address) {
        this.address = address;
    }
    @Override
    public String toString() {
        return "User{" +
                "name='" + name + '\'' +
                ", age=" + age +
                ", address=" + address +
                '}';
    }

public class Address {
    private String province;
    private String city;
    public String getProvince() {
        return province;
    }
    public void setProvince(String province) {
        this.province = province;
    }
    public String getCity() {
        return city;
    }
    public void setCity(String city) {
        this.city = city;
    }
    @Override
    public String toString() {
        return "Address{" +
                "province='" + province + '\'' +
                ", city='" + city + '\'' +
                '}';
    }

 //數(shù)組集合參數(shù)
    @RequestMapping("/arrayParam")
    public String arrayParam(String[] hobby){
        System.out.println(Arrays.toString(hobby));
        return "ok";
    }

 @RequestMapping("/listParam")
    public String listParam(@RequestParam List<String> hobby){
        System.out.println(hobby);
        return "ok";
    }

 //日期時(shí)間參數(shù)
    @RequestMapping("/dateParam")
    public String dateParam(@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") LocalDateTime updateTime){
        System.out.println(updateTime);
        return "ok";
    }

 //json參數(shù)
    @RequestMapping("/jsonParam")
    public String jsonParam(@RequestBody User user){
        System.out.println(user);
        return "ok";
    }

 //路徑參數(shù)
    @RequestMapping("/path/{id}")
    public String pathParam(@PathVariable Integer id){
        System.out.println(id);
        return "ok";
    }
    @RequestMapping("/path/{id}/{name}")
    public String pathParam2(@PathVariable Integer id,@PathVariable String name){
        System.out.println(id+":"+name);
        return "ok";
    }