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  • postman使用实例(二)

    引言:postman测试接口案例,本文所使用的是网页版的postman。

    1. 后端采用@RequestBody接收

    (1)post + @RequestBody,接收JSON字符串

     Content-type: application/json是将json对象转换为json字符串,@RequestBody注解接收的是json字符串

    @PostMapping("/address")
    public Address save(@RequestBody Address address){
        System.out.println("address = " + address);
        return address;
    }

      

     (2)post + 默认

    // 实体中createTime采用了@DateTimeFormat(pattern = "yyyy-MM-dd")注解
    @PostMapping("/address1")
    public Address save1(Address address){
        System.out.println("address = " + address);
        return address;
    }

    2. 后端采用@RequestParam接收

    (1)post + @RequestParam,接收JSON对象

    采用此种方式时,前端会把参数拼接为:路径 + ?id=1&addressName=%E5%AE%98%E8%B4%A4&createTime=2019-08-23的形式

    @PostMapping("/address2")
    public Address save2(@RequestParam(name = "addressName") String addressName, @RequestParam(name = "id")Long id,
                         @RequestParam("createTime")String createTime) throws ParseException {
    
        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
        Date createData = dateFormat.parse(createTime);
        Address address = new Address().setAddressName(addressName).setId(id).setCreateTime(createData);
        System.out.println(addressName);
        return address;
    }

    (2)get + @RequerstParam/默认

    /**
     * 访问路径:http://localhost:8080/address/1
     * 不能以:http://localhost:8080/address?id=1 的方式访问
     * @param id
     * @return
     */
    @GetMapping("/address/{id}")
    public Address getAddress(@PathVariable("id") Long id){
        Optional<Address> addressOptional = addressRepository.findById(id);
        return addressOptional.orElse(new Address());
    }
    
    /**
     * 前端以GET的方式提交
     * 访问:
     * @param id
     * @return
     */
    @GetMapping("/get")
    public Address getAddress1(Long id){
        Optional<Address> addressOptional = addressRepository.findById(id);
        return addressOptional.orElse(new Address());
    }

    参考:

    POST提交数据之---Content-Type的理解

    get 、post请求 后台@RequestParam、@RequestBody 接收的方法集合

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  • 原文地址:https://www.cnblogs.com/shiyun32/p/11362285.html
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