{"id":116,"date":"2025-02-05T20:05:01","date_gmt":"2025-02-05T12:05:01","guid":{"rendered":"https:\/\/www.handytoo.com\/?p=116"},"modified":"2025-02-05T20:05:01","modified_gmt":"2025-02-05T12:05:01","slug":"springboot%e4%bb%8eurl%e8%af%b7%e6%b1%82%e4%b8%ad%e8%8e%b7%e5%8f%96%e5%8f%82%e6%95%b0%e7%9a%84%e5%87%a0%e7%a7%8d%e6%96%b9%e6%b3%95%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"https:\/\/www.handytoo.com\/?p=116","title":{"rendered":"Springboot\u4eceURL\u8bf7\u6c42\u4e2d\u83b7\u53d6\u53c2\u6570\u7684\u51e0\u79cd\u65b9\u6cd5\u603b\u7ed3"},"content":{"rendered":"\n

7\u79cd\u670d\u52a1\u7aef\u83b7\u53d6\u524d\u7aef\u4f20\u8fc7\u6765\u7684\u53c2\u6570\u7684\u65b9\u6cd5<\/h2>\n\n\n\n

\u5e38\u7528\u7684\u65b9\u6cd5\u4e3a\uff1a@RequestParam\u548c@RequestBody<\/p>\n\n\n\n

\u76f4\u63a5\u628a\u8868\u5355\u7684\u53c2\u6570\u5199\u5728Controller\u76f8\u5e94\u7684\u65b9\u6cd5\u7684\u5f62\u53c2\u4e2d\uff0c\u9002\u7528\u4e8eget\u65b9\u5f0f\u63d0\u4ea4\uff0c\u4e0d\u9002\u7528\u4e8epost\u65b9\u5f0f\u63d0\u4ea4<\/h3>\n\n\n\n
 1     \/**<\/em>\n 2      * 1.\u76f4\u63a5\u628a\u8868\u5355\u7684\u53c2\u6570\u5199\u5728Controller\u76f8\u5e94\u7684\u65b9\u6cd5\u7684\u5f62\u53c2\u4e2d<\/em>\n 3       * @param username<\/em>\n 4      * @param password<\/em>\n 5      * @return<\/em>\n 6      *\/<\/em>\n 7     @RequestMapping(\"\/addUser1\")\n 8     public<\/strong> String addUser1(String username,String password) {\n 9         System.out.println(\"username is:\"+username);\n10         System.out.println(\"password is:\"+password);\n11         return<\/strong> \"demo\/index\";\n12     }\n<\/pre>\n\n\n\n
url\u5f62\u5f0f\uff1ahttp:\/\/localhost\/SSMDemo\/demo\/addUser1?username=lixiaoxi&password=111111<\/a> \u63d0\u4ea4\u7684\u53c2\u6570\u9700\u8981\u548cController\u65b9\u6cd5\u4e2d\u7684\u5165\u53c2\u540d\u79f0\u4e00\u81f4\u3002<\/p>\n\n\n\n
\u901a\u8fc7HttpServletRequest\u63a5\u6536\uff0cpost\u65b9\u5f0f\u548cget\u65b9\u5f0f\u90fd\u53ef\u4ee5<\/h3>\n\n\n\n
 1     \/**<\/em>\n 2      * 2\u3001\u901a\u8fc7HttpServletRequest\u63a5\u6536<\/em>\n 3       * @param request<\/em>\n 4      * @return<\/em>\n 5      *\/<\/em>\n 6     @RequestMapping(\"\/addUser2\")\n 7     public<\/strong> String addUser2(HttpServletRequest request) {\n 8         String username=request.getParameter(\"username\");\n 9         String password=request.getParameter(\"password\");\n10         System.out.println(\"username is:\"+username);\n11         System.out.println(\"password is:\"+password);\n12         return<\/strong> \"demo\/index\";\n13     }\n<\/pre>\n\n\n\n
\u901a\u8fc7\u4e00\u4e2abean\u6765\u63a5\u6536,post\u65b9\u5f0f\u548cget\u65b9\u5f0f\u90fd\u53ef\u4ee5<\/h3>\n\n\n\n
(1)\u5efa\u7acb\u4e00\u4e2a\u548c\u8868\u5355\u4e2d\u53c2\u6570\u5bf9\u5e94\u7684bean<\/p>\n\n\n\n
 1 package<\/strong> demo.model<\/strong>;\n 2 \n 3 public<\/strong> class<\/strong> UserModel<\/strong> {\n 4     \n 5     private<\/strong> String username;\n 6     private<\/strong> String password;\n 7     public<\/strong> String getUsername() {\n 8         return<\/strong> username;\n 9     }\n10     public<\/strong> void setUsername(String username) {\n11         this<\/strong>.username = username;\n12     }\n13     public<\/strong> String getPassword() {\n14         return<\/strong> password;\n15     }\n16     public<\/strong> void setPassword(String password) {\n17         this<\/strong>.password = password;\n18     }\n19 }\n<\/pre>\n\n\n\n
(2)\u7528\u8fd9\u4e2abean\u6765\u5c01\u88c5\u63a5\u6536\u7684\u53c2\u6570<\/p>\n\n\n\n
 1     \/**<\/em>\n 2      * 3\u3001\u901a\u8fc7\u4e00\u4e2abean\u6765\u63a5\u6536<\/em>\n 3       * @param user<\/em>\n 4      * @return<\/em>\n 5      *\/<\/em>\n 6     @RequestMapping(\"\/addUser3\")\n 7     public<\/strong> String addUser3(UserModel user) {\n 8         System.out.println(\"username is:\"+user.getUsername());\n 9         System.out.println(\"password is:\"+user.getPassword());\n10         return<\/strong> \"demo\/index\";\n11     }\n<\/pre>\n\n\n\n
\u901a\u8fc7@PathVariable\u83b7\u53d6\u8def\u5f84\u4e2d\u7684\u53c2\u6570<\/h3>\n\n\n\n
 1     \/**<\/em>\n 2      * 4\u3001\u901a\u8fc7@PathVariable\u83b7\u53d6\u8def\u5f84\u4e2d\u7684\u53c2\u6570<\/em>\n 3       * @param username<\/em>\n 4      * @param password<\/em>\n 5      * @return<\/em>\n 6      *\/<\/em>\n 7     @RequestMapping(value=\"\/addUser4\/{username}\/{password}\",method=RequestMethod.GET)\n 8 public<\/strong> String addUser4(@PathVariable String username,@PathVariable String password) {\n 9         System.out.println(\"username is:\"+username);\n10         System.out.println(\"password is:\"+password);\n11         return<\/strong> \"demo\/index\";\n12     }\n<\/pre>\n\n\n\n
\u4f8b\u5982\uff0c\u8bbf\u95eehttp:\/\/localhost\/SSMDemo\/demo\/addUser4\/lixiaoxi\/111111 \u8def\u5f84\u65f6\uff0c\u5219\u81ea\u52a8\u5c06URL\u4e2d\u6a21\u677f\u53d8\u91cf{username}\u548c{password}\u7ed1\u5b9a\u5230\u901a\u8fc7@PathVariable\u6ce8\u89e3\u7684\u540c\u540d\u53c2\u6570\u4e0a\uff0c\u5373\u5165\u53c2\u540eusername=lixiaoxi\u3001password=111111\u3002<\/p>\n\n\n\n
\u4f7f\u7528@ModelAttribute\u6ce8\u89e3\u83b7\u53d6POST\u8bf7\u6c42\u7684FORM\u8868\u5355\u6570\u636e<\/h3>\n\n\n\n
Jsp\u8868\u5355\u5982\u4e0b\uff1a<\/p>\n\n\n\n
1 <form action =\"<%=request.getContextPath()%>\/demo\/addUser5\" method=\"post\"> \n2      \u7528\u6237\u540d:&nbsp;<input type=\"text\" name=\"username\"\/><br\/>\n3      \u5bc6&nbsp;&nbsp;\u7801:&nbsp;<input type=\"password\" name=\"password\"\/><br\/>\n4      <input type=\"submit\" value=\"\u63d0\u4ea4\"\/> \n5      <input type=\"reset\" value=\"\u91cd\u7f6e\"\/> \n6 <\/form>\n<\/pre>\n\n\n\n
Java Controller\u5982\u4e0b\uff1a<\/p>\n\n\n\n
 1     \/**<\/em>\n 2      * 5\u3001\u4f7f\u7528@ModelAttribute\u6ce8\u89e3\u83b7\u53d6POST\u8bf7\u6c42\u7684FORM\u8868\u5355\u6570\u636e<\/em>\n 3       * @param user<\/em>\n 4      * @return<\/em>\n 5      *\/<\/em>\n 6     @RequestMapping(value=\"\/addUser5\",method=RequestMethod.POST)\n 7     public<\/strong> String addUser5(@ModelAttribute(\"user\") UserModel user) {\n 8         System.out.println(\"username is:\"+user.getUsername());\n 9         System.out.println(\"password is:\"+user.getPassword());\n10         return<\/strong> \"demo\/index\";\n11     }\n<\/pre>\n\n\n\n
\u7528\u6ce8\u89e3@RequestParam\u7ed1\u5b9a\u8bf7\u6c42\u53c2\u6570\u5230\u65b9\u6cd5\u5165\u53c2<\/h3>\n\n\n\n
\u5f53\u8bf7\u6c42\u53c2\u6570username\u4e0d\u5b58\u5728\u65f6\u4f1a\u6709\u5f02\u5e38\u53d1\u751f,\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u5c5e\u6027required=false\u89e3\u51b3,\u4f8b\u5982: @RequestParam(value=”username”, required=false)<\/p>\n\n\n\n
 1     \/**<\/em>\n 2      * 6\u3001\u7528\u6ce8\u89e3@RequestParam\u7ed1\u5b9a\u8bf7\u6c42\u53c2\u6570\u5230\u65b9\u6cd5\u5165\u53c2<\/em>\n 3       * @param username<\/em>\n 4      * @param password<\/em>\n 5      * @return<\/em>\n 6      *\/<\/em>\n 7     @RequestMapping(value=\"\/addUser6\",method=RequestMethod.GET)\n 8     public<\/strong> String addUser6(@RequestParam(\"username\") String username,@RequestParam(\"password\") String password) {\n 9         System.out.println(\"username is:\"+username);\n10         System.out.println(\"password is:\"+password);\n11         return<\/strong> \"demo\/index\";\n12     }\n<\/pre>\n\n\n\n
\u7528\u6ce8\u89e3@RequestBody\u7ed1\u5b9a\u8bf7\u6c42\u53c2\u6570\u5230\u65b9\u6cd5\u5165\u53c2 \u7528\u4e8ePOST\u8bf7\u6c42<\/h3>\n\n\n\n
 1 \/**<\/em>\n 2      * 7\u3001\u7528\u6ce8\u89e3@Requestbody\u7ed1\u5b9a\u8bf7\u6c42\u53c2\u6570\u5230\u65b9\u6cd5\u5165\u53c2<\/em>\n 3       * @param username<\/em>\n 4      * @param password<\/em>\n 5      * @return<\/em>\n 6      *\/<\/em>\n 7     @RequestMapping(value=\"\/addUser6\",method=RequestMethod.POST)\n 8     public<\/strong> String addUser6(@RequestBody UserDTO userDTO) {\n 9         System.out.println(\"username is:\"+userDTO.getUserName());\n10         System.out.println(\"password is:\"+userDTO.getPassWord());\n11         return<\/strong> \"demo\/index\";\n12     }\n13 \n14 \/\/UserDTO \u8fd9\u4e2a\u7c7b\u4e3a\u4e00\u4e2a\u5b9e\u4f53\u7c7b\uff0c\u91cc\u9762\u5b9a\u4e49\u7684\u5c5e\u6027\u4e0eURL\u4f20\u8fc7\u6765\u7684\u5c5e\u6027\u540d\u4e00\u4e00\u5bf9\u5e94\u3002<\/em>\n<\/pre>\n\n\n\n
\u4e0a\u9762\u4e3a7\u79cd\u670d\u52a1\u7aef\u83b7\u53d6\u524d\u7aef\u4f20\u8fc7\u6765\u7684\u53c2\u6570\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n
spring boot\u7684@RequestParam\u548c@RequestBody\u7684\u533a\u522b<\/h2>\n\n\n\n
\u7531\u4e8e\u9879\u76ee\u662f\u524d\u540e\u7aef\u5206\u79bb\uff0c\u56e0\u6b64\u540e\u53f0\u4f7f\u7528\u7684\u662fspring boot\uff0c\u505a\u6210\u5fae\u670d\u52a1\uff0c\u53ea\u66b4\u9732\u63a5\u53e3\u3002\u63a5\u53e3\u8bbe\u8ba1\u98ce\u683c\u4e3arestful\u7684\u98ce\u683c\uff0c\u5728get\u8bf7\u6c42\u4e0b\uff0c\u540e\u53f0\u63a5\u6536\u53c2\u6570\u7684\u6ce8\u89e3\u4e3aRequestBody\u65f6\u4f1a\u62a5\u9519\uff1b\u5728 post\u8bf7\u6c42\u4e0b\uff0c\u540e\u53f0\u63a5\u6536\u53c2\u6570\u7684\u6ce8\u89e3\u4e3aRequestParam\u65f6\u4e5f\u4f1a\u62a5\u9519\u3002 \u7531\u4e8espring\u7684RequestParam\u6ce8\u89e3\u63a5\u6536\u7684\u53c2\u6570\u662f\u6765\u81ea\u4e8erequestHeader\u4e2d\uff0c\u5373\u8bf7\u6c42\u5934\uff0c\u4e5f\u5c31\u662f\u5728url\u4e2d\uff0c\u683c\u5f0f\u4e3axxx?username=123&password=456\uff0c\u800cRequestBody\u6ce8\u89e3\u63a5\u6536\u7684\u53c2\u6570\u5219\u662f\u6765\u81ea\u4e8erequestBody\u4e2d\uff0c\u5373\u8bf7\u6c42\u4f53\u4e2d\u3002 \u56e0\u6b64\u7efc\u4e0a\u6240\u8ff0\uff0c\u5982\u679c\u4e3aget\u8bf7\u6c42\u65f6\uff0c\u540e\u53f0\u63a5\u6536\u53c2\u6570\u7684\u6ce8\u89e3\u5e94\u8be5\u4e3aRequestParam\uff0c\u5982\u679c\u4e3apost\u8bf7\u6c42\u65f6\uff0c\u5219\u540e\u53f0\u63a5\u6536\u53c2\u6570\u7684\u6ce8\u89e3\u5c31\u662f\u4e3aRequestBody\u3002\u9644\u4e0a\u4e24\u4e2a\u4f8b\u5b50\uff0c\u622a\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n\n
SpringBoot \u4e2d\u5e38\u7528\u6ce8\u89e3@PathVaribale\/@RequestParam\/@GetMapping\u4ecb\u7ecd<\/h2>\n\n\n\n
\u5904\u7406url\u4e2d\u7684\u53c2\u6570\u7684\u6ce8\u89e3<\/p>\n\n\n\n
    \n
  • @PathVaribale<\/li>\n\n\n\n
  • @RequestParam<\/li>\n\n\n\n
  • @GetMapping\u3002<\/li>\n<\/ul>\n\n\n\n
    \u5176\u4e2d\uff0c\u5404\u6ce8\u89e3\u7684\u4f5c\u7528\u4e3a\uff1a<\/p>\n\n\n\n
      \n
    • @PathVaribale \u83b7\u53d6url\u4e2d\u7684\u6570\u636e<\/li>\n\n\n\n
    • @RequestParam \u83b7\u53d6\u8bf7\u6c42\u53c2\u6570\u7684\u503c<\/li>\n\n\n\n
    • @GetMapping \u7ec4\u5408\u6ce8\u89e3\uff0c\u662f@RequestMapping(method = RequestMethod.GET)\u7684\u7f29\u5199<\/li>\n<\/ul>\n\n\n\n
      @PathVaribale \u83b7\u53d6url\u4e2d\u7684\u6570\u636e \u770b\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u83b7\u53d6Url=localhost:8080\/hello\/id\u4e2d\u7684id\u503c\uff0c\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      1 @RestController\n2 public<\/strong> class<\/strong> HelloController<\/strong> {\n3 \n4     @RequestMapping(value=\"\/hello\/{id}\",method= RequestMethod.GET)\n5     public<\/strong> String sayHello(@PathVariable(\"id\") Integer id){\n6         return<\/strong> \"id:\"+id;\n7     }\n8 }\n<\/pre>\n\n\n\n
      \u540c\u6837\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u5728url\u6709\u591a\u4e2a\u53c2\u6570\u9700\u8981\u83b7\u53d6\uff0c\u5219\u5982\u4e0b\u4ee3\u7801\u6240\u793a\u6765\u505a\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n\n\n\n
      1 @RestController\n2 public<\/strong> class<\/strong> HelloController<\/strong> {\n3 \n4     @RequestMapping(value=\"\/hello\/{id}\/{name}\",method= RequestMethod.GET)\n5     public<\/strong> String sayHello(@PathVariable(\"id\") Integer id,@PathVariable(\"name\") String name){\n6         return<\/strong> \"id:\"+id+\" name:\"+name;\n7     }\n8 }\n<\/pre>\n\n\n\n
      \u4ee5\u4e0a\uff0c\u901a\u8fc7@PathVariable\u6ce8\u89e3\u6765\u83b7\u53d6URL\u4e2d\u7684\u53c2\u6570\u65f6\u7684\u524d\u63d0\u6761\u4ef6\u662f\u6211\u4eec\u77e5\u9053url\u7684\u683c\u5f0f\u65f6\u600e\u4e48\u6837\u7684\u3002<\/p>\n\n\n\n
      \u53ea\u6709\u77e5\u9053url\u7684\u683c\u5f0f\uff0c\u6211\u4eec\u624d\u80fd\u5728\u6307\u5b9a\u7684\u65b9\u6cd5\u4e0a\u901a\u8fc7\u76f8\u540c\u7684\u683c\u5f0f\u83b7\u53d6\u76f8\u5e94\u4f4d\u7f6e\u7684\u53c2\u6570\u503c\u3002<\/p>\n\n\n\n
      \u4e00\u822c\u60c5\u51b5\u4e0b\uff0curl\u7684\u683c\u5f0f\u4e3a\uff1alocalhost:8080\/hello?id=98,\u8fd9\u79cd\u60c5\u51b5\u4e0b\u8be5\u5982\u4f55\u6765\u83b7\u53d6\u5176id\u503c\u5462,\u8fd9\u5c31\u9700\u8981\u501f\u52a9\u4e8e@RequestParam\u6765\u5b8c\u6210\u4e86<\/p>\n\n\n\n
      @RequestParam \u83b7\u53d6\u8bf7\u6c42\u53c2\u6570\u7684\u503c \u76f4\u63a5\u770b\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5982\u4e0b<\/p>\n\n\n\n
      1 @RestController\n2 public<\/strong> class<\/strong> HelloController<\/strong> {\n3 \n4     @RequestMapping(value=\"\/hello\",method= RequestMethod.GET)\n5     public<\/strong> String sayHello(@RequestParam(\"id\") Integer id){\n6         return<\/strong> \"id:\"+id;\n7     }\n8 }\n<\/pre>\n\n\n\n
      \u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u5730\u5740\uff1alocalhost:8080\/hello?id=1000\uff0c\u53ef\u4ee5\u770b\u5230\u5982\u4e0b\u7684\u7ed3\u679c\uff1a<\/p>\n\n\n\n
      \u5f53\u6211\u4eec\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u5730\u5740\uff1alocalhost:8080\/hello?id ,\u5373\u4e0d\u8f93\u5165id\u7684\u5177\u4f53\u503c\uff0c\u6b64\u65f6\u8fd4\u56de\u7684\u7ed3\u679c\u4e3anull\u3002\u5177\u4f53\u6d4b\u8bd5\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      \u4f46\u662f\uff0c\u5f53\u6211\u4eec\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u5730\u5740\uff1alocalhost:8080\/hello ,\u5373\u4e0d\u8f93\u5165id\u53c2\u6570\uff0c\u5219\u4f1a\u62a5\u5982\u4e0b\u9519\u8bef\uff1a<\/p>\n\n\n\n
      @RequestParam\u6ce8\u89e3\u7ed9\u6211\u4eec\u63d0\u4f9b\u4e86\u8fd9\u79cd\u89e3\u51b3\u65b9\u6848\uff0c\u5373\u5141\u8bb8\u7528\u6237\u4e0d\u8f93\u5165id\u65f6\uff0c\u4f7f\u7528\u9ed8\u8ba4\u503c\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      1 @RestController\n2 public<\/strong> class<\/strong> HelloController<\/strong> {\n3     @RequestMapping(value=\"\/hello\",method= RequestMethod.GET)\n4     \/\/required=false \u8868\u793aurl\u4e2d\u53ef\u4ee5\u4e0d\u7a7f\u5165id\u53c2\u6570\uff0c\u6b64\u65f6\u5c31\u4f7f\u7528\u9ed8\u8ba4\u53c2\u6570<\/em>\n5     public<\/strong> String sayHello(@RequestParam(value=\"id\",required = false<\/strong>,defaultValue = \"1\") Integer id){\n6         return<\/strong> \"id:\"+id;\n7     }\n8 }\n<\/pre>\n\n\n\n
      \u5982\u679c\u5728url\u4e2d\u6709\u591a\u4e2a\u53c2\u6570\uff0c\u5373\u7c7b\u4f3c\u4e8elocalhost:8080\/hello?id=98&&name=wojiushimogui\u8fd9\u6837\u7684url\uff0c\u540c\u6837\u53ef\u4ee5\u8fd9\u6837\u6765\u5904\u7406\u3002\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
       1 \/**<\/em>\n 2  * Created by wuranghao on 2017\/4\/7.<\/em>\n 3  *\/<\/em>\n 4 @RestController\n 5 public<\/strong> class<\/strong> HelloController<\/strong> {\n 6 \n 7     @RequestMapping(value=\"\/hello\",method= RequestMethod.GET)\n 8     public<\/strong> String sayHello(@RequestParam(\"id\") Integer id,@RequestParam(\"name\") String name){\n 9         return<\/strong> \"id:\"+id+ \" name:\"+name;\n10     }\n11 }\n<\/pre>\n\n\n\n
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      1 @RestController\n2 public<\/strong> class<\/strong> HelloController<\/strong> {\n3     \/\/@RequestMapping(value=\"\/hello\",method= RequestMethod.GET)<\/em>\n4     @GetMapping(value = \"\/hello\")\n5     \/\/required=false \u8868\u793aurl\u4e2d\u53ef\u4ee5\u4e0d\u7a7f\u5165id\u53c2\u6570\uff0c\u6b64\u65f6\u5c31\u4f7f\u7528\u9ed8\u8ba4\u53c2\u6570<\/em>\n6     public<\/strong> String sayHello(@RequestParam(value=\"id\",required = false<\/strong>,defaultValue = \"1\") Integer id){\n7         return<\/strong> \"id:\"+id;\n8     }<\/pre>\n","protected":false},"excerpt":{"rendered":"
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