spring mvc——@RequestMapping注解的讲解（002）

布满荆棘的人生 2024-03-31 17:39 72阅读 0赞

![eb1b055b2d8dd9ded50f417e699e6f9b.png][]

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//一个方法处理一个请求，不能一个请求对应两个方法
        @RequestMapping("/handle01")
        public String handle01() {
            System.out.println("RequestMappingTestController............handle01被调用");
            return "success";
    
        }
    
    
       @RequestMapping(value = "/handle02", method = RequestMethod.POST)
        public String handle02() {
            System.out.println("RequestMappingTestController............handle01被调用");
            return "success";
        }
    
        @RequestMapping(value = "/handle03", params={"username!=123","pwd","!age"})
        public String handle03() {
            System.out.println("RequestMappingTestController............handle01被调用");
            return "success";
        }
    
    
        /**
         * User-Agent：浏览器信息
         * 让IE能访问，让谷歌不能访问
         * IE:   User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36 Edg/92.0.902.73
         * chrome User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.101 Safari/537.36
         *
         * @return
         */
        @RequestMapping(value = "/handle04",headers = {"User-Agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36 Edg/92.0.902.73"})
        public String handle04() {
            System.out.println("handle04............被调用");
            return "success";
        }

[eb1b055b2d8dd9ded50f417e699e6f9b.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/31/814a42434e4c4dd3a00eb22f72cf5a86.png
[c06a04e6a5dcbf2738b2c259d18362b6.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/31/8145f1b4e83d48b0870ca6681eb5e9a9.png
[0441e9c8376d06ab62af2d29a7bae6d2.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/31/105af086f04f4f448da06b62b2954318.png
[53c8b0d998698bb2eadce4d474f80598.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/31/9c211d411847449699a116554b8b5945.png