{"id":1723,"date":"2025-01-02T20:45:17","date_gmt":"2025-01-02T12:45:17","guid":{"rendered":"http:\/\/ericw.top\/?p=1723"},"modified":"2025-01-02T20:50:24","modified_gmt":"2025-01-02T12:50:24","slug":"springboot-%e9%a1%b9%e7%9b%ae%e5%9f%ba%e7%a1%80%e5%bc%80%e5%8f%91%e6%b5%81%e7%a8%8b","status":"publish","type":"post","link":"http:\/\/ericw.top\/?p=1723","title":{"rendered":"Springboot \u9879\u76ee\u57fa\u7840\u5f00\u53d1\u6d41\u7a0b"},"content":{"rendered":"\n

\u7ecf\u9a8c\u4ec5\u4e2a\u4eba\u89c2\u70b9<\/em><\/p>\n\n\n\n

Spring Boot \u9879\u76ee\u7684\u4ee3\u7801\u5f00\u53d1\u6d41\u7a0b\u9075\u5faaMVC\uff08Model-View-Controller\uff09\u67b6\u6784\uff0c\u901a\u8fc7\u826f\u597d\u7684\u4ee3\u7801\u7ec4\u7ec7\u548c\u5408\u7406\u7684\u5206\u5c42\u8bbe\u8ba1\uff0c\u5b9e\u73b0\u4e1a\u52a1\u903b\u8f91\u548c\u6570\u636e\u8bbf\u95ee\u7684\u5206\u79bb\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u6269\u5c55\u6027\uff0c\u52a0\u5feb\u9879\u76ee\u5f00\u53d1\u901f\u5ea6\uff0c\u964d\u4f4e\u5f00\u53d1\u6210\u672c\u3002<\/p>\n\n\n\n

\u9996\u5148\uff0c\u4e00\u4e2a\u57fa\u7840\u5f00\u53d1\u6d41\u7a0b\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4e0b\u9762\u5c06\u5206\u4e3a\u516d\u4e2a\u5c0f\u8282<\/strong>\u6765\u8be6\u7ec6\u8bb2\u89e3\u8fd9\u516d\u4e2a\u5c42\u9762\u7684\u5185\u5bb9\uff0c\u4ee5\u53ca\u4e2a\u4eba\u4e66\u5199\u6a21\u5f0f\u3002\uff08\u6570\u636e\u5e93\u9664\u5916\uff09<\/sub><\/em><\/p>\n\n\n\n

<\/p>\n\n\n\n

\u4e00\u3001\u5b9e\u4f53\u7c7b<\/h2>\n\n\n\n

\u4ecb\u7ecd<\/h3>\n\n\n\n

\u5728Spring Boot\u4e2d\uff0c\u5b9e\u4f53\u7c7b\u901a\u5e38\u5305\u542b\u7528\u4e8e\u6620\u5c04\u6570\u636e\u5e93\u4e2d\u8868\u7684\u5b57\u6bb5\u7684\u5c5e\u6027\u3002\u8fd9\u4e9b\u5c5e\u6027\u901a\u5e38\u4e0e\u8868\u4e2d\u7684\u5217\u5177\u6709\u76f8\u540c\u7684\u540d\u79f0\u548c\u6570\u636e\u7c7b\u578b\uff0c\u5e76\u4e14\u901a\u5e38\u4e0e\u4e1a\u52a1\u903b\u8f91\u76f8\u5173\u3002
\u8fd9\u6837\u7684\u5b9e\u4f53\u7c7b\u901a\u5e38\u7528\u4e8e\u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\uff0c\u4f8b\u5982\u901a\u8fc7 Spring Data JPA \u6216\u8005 MyBatis \u7b49\u6301\u4e45\u5316\u6846\u67b6\u6765\u5c06\u7528\u6237\u4fe1\u606f\u5b58\u50a8\u5230\u6570\u636e\u5e93\u4e2d\uff0c\u6216\u8005\u4ece\u6570\u636e\u5e93\u4e2d\u68c0\u7d22\u7528\u6237\u4fe1\u606f\u3002\u8fd9\u79cd\u8bbe\u8ba1\u8ba9\u4f60\u80fd\u591f\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8f7b\u677e\u5730\u64cd\u4f5c\u548c\u7ba1\u7406\u7528\u6237\u4fe1\u606f\u3002<\/p>\n\n\n\n

\u5185\u5bb9<\/h3>\n\n\n\n

\u5b9e\u4f53\u7c7b\u5c31\u662f\u4e00\u4e2a\u62e5\u6709Set\u548cGet\u65b9\u6cd5\u7684\u7c7b
\u4f8b\u5982\uff1a\u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u7528\u6237\u7684\u5b9e\u4f53\u7c7b\uff1a<\/em><\/p>\n\n\n\n

\n@Data\npublic class User {\n    private Long id; \/\/ \u7528\u6237ID\n    private String username; \/\/ \u7528\u6237\u540d\uff0c\u7528\u4e8e\u666e\u901a\u767b\u5f55\n    private String password; \/\/ \u5bc6\u7801\uff0c\u7528\u4e8e\u666e\u901a\u767b\u5f55\n    private String phone; \/\/ \u624b\u673a\u53f7\u7801\n}\n<\/code><\/pre>\n\n\n\n
\u9996\u5148\u4e0a\u9762\u4f7f\u7528\u4e86 lombok<\/code> \u5e93\u4e2d\u7684 @Data<\/code> \u6ce8\u89e3\uff0c\u8be5\u6ce8\u89e3\u4f1a\u81ea\u52a8\u751f\u6210 getter<\/code> \u548c setter<\/code> \u65b9\u6cd5\u3001toString<\/code> \u65b9\u6cd5\u3001equals<\/code> \u65b9\u6cd5\u4ee5\u53ca hashCode<\/code> \u65b9\u6cd5\uff0c\u7b80\u5316\u4e86\u5b9e\u4f53\u7c7b\u7684\u5f00\u53d1\u3002
\u7136\u540e \u8fd9\u91cc\u5b9a\u4e49\u540d\u4e3aid<\/code>\u7684\u79c1\u6709\uff08private<\/code>\uff09\u5c5e\u6027\uff0c\u7c7b\u578b\u662f \u957f\u6574\u6570\uff08Long<\/code>\uff09\u4ee5\u53ca\u5176\u4ed6<\/p>\n\n\n\n
\u7f16\u5199<\/h3>\n\n\n\n
\u6211\u5728\u7f16\u5199\u8fc7\u7a0b\u4e2d\u5b9e\u4f53\u7c7b\uff0c\u4e00\u822c\u7c7b\u540d\u548c\u6570\u636e\u5e93\u8868\u540d\u4e00\u81f4
\u5b57\u6bb5\u540d\u91c7\u53d6\u5c0f\u9a7c\u5cf0\u547d\u540d\u6cd5<\/strong>\uff0c\u7c7b\u578b\u4e00\u822c\u8f6c\u6362\u4e3aJava\u6570\u636e\u7c7b\u578b
\u5e76\u4e14\u4f1a\u4f7f\u7528@Date<\/code>\u6765\u7b80\u5316\u5f00\u53d1\u3002<\/p>\n\n\n\n
\u4e8c\u3001\u63a7\u5236\u5668<\/h2>\n\n\n\n
\u4ecb\u7ecd<\/h3>\n\n\n\n
\u63a7\u5236\u5668\u662fMVC\uff08Model-View-Controller\uff09\u67b6\u6784\u4e2d\u7684\u4e00\u90e8\u5206\uff0c\u8d1f\u8d23\u5904\u7406\u7528\u6237\u8bf7\u6c42\u3001\u8c03\u7528\u670d\u52a1\u5c42\u65b9\u6cd5\u3001\u8fd4\u56de\u54cd\u5e94\u7b49\u5de5\u4f5c\u3002\u63a7\u5236\u5668\u901a\u5e38\u5305\u542b\u5404\u79cd\u63a5\u53e3\u65b9\u6cd5\uff0c\u7528\u4e8e\u5b9a\u4e49\u4e0d\u540c\u7684\u8bf7\u6c42\u5904\u7406\u903b\u8f91\u3002
\u5b83\u8d1f\u8d23\u63a5\u6536\u7528\u6237\u7684\u8bf7\u6c42\u5e76\u6839\u636e\u8bf7\u6c42\u7684\u5185\u5bb9\u6765\u8c03\u7528\u76f8\u5e94\u7684\u670d\u52a1\uff08Service<\/code>\uff09\u65b9\u6cd5\uff0c\u6700\u7ec8\u8fd4\u56de\u54cd\u5e94\u7ed9\u7528\u6237\u3002<\/p>\n\n\n\n
\u5185\u5bb9<\/h3>\n\n\n\n
\u63a7\u5236\u5668\uff08Controller\uff09\u662f\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5904\u7406\u7528\u6237\u8bf7\u6c42\u7684\u4e00\u90e8\u5206\uff0c\u63a7\u5236\u5668\u4e2d\u5e94\u81f3\u5c11\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u5fc5\u987b\u5185\u5bb9\uff1a<\/p>\n\n\n\n
    \n
  • \u8def\u7531\u8bbe\u7f6e<\/strong>
    \u63a7\u5236\u5668\u9700\u8981\u5b9a\u4e49\u8def\u7531\uff0c\u5373\u6307\u5b9a\u54ea\u4e9b URL \u8def\u5f84\u7531\u63a7\u5236\u5668\u6765\u5904\u7406\u3002\u5728\u73b0\u4ee3\u7684\u6846\u67b6\u4e2d\uff0c\u8fd9\u901a\u5e38\u901a\u8fc7\u6ce8\u89e3\u6765\u5b9e\u73b0\uff0c\u6bd4\u5982 Spring MVC \u4e2d\u7684 @RequestMapping<\/code>\u3001@GetMapping<\/code>\u3001@PostMapping<\/code>\u7b49\u6ce8\u89e3\u3002<\/li>\n\n\n\n
  • \u53c2\u6570\u89e3\u6790<\/strong>\uff1a\u63a7\u5236\u5668\u9700\u8981\u89e3\u6790\u8bf7\u6c42\u4e2d\u643a\u5e26\u7684\u53c2\u6570\uff0c\u5305\u62ec\u8def\u5f84\u53c2\u6570\u3001\u67e5\u8be2\u53c2\u6570\u3001\u8bf7\u6c42\u4f53\u4e2d\u7684\u53c2\u6570\u3002\u8fd9\u4e9b\u53c2\u6570\u53ef\u4ee5\u4f5c\u4e3a\u65b9\u6cd5\u7684\u53c2\u6570\u4f20\u5165\uff0c\u7528\u4e8e\u5904\u7406\u8bf7\u6c42\uff08@RequestBody<\/code>\u3001@RequestParam<\/code>\u7b49\uff09\u3002<\/li>\n\n\n\n
  • \u8c03\u7528\u670d\u52a1\u5c42<\/strong>\uff1a\u63a7\u5236\u5668\u4e00\u822c\u4e0d\u8d1f\u8d23\u5b9e\u9645\u7684\u4e1a\u52a1\u903b\u8f91\u5904\u7406\uff0c\u800c\u662f\u8c03\u7528\u670d\u52a1\u5c42\uff08Service Layer\uff09\u6765\u6267\u884c\u5177\u4f53\u7684\u4e1a\u52a1\u903b\u8f91\u3002\u56e0\u6b64\uff0c\u63a7\u5236\u5668\u9700\u8981\u4e0e\u670d\u52a1\u5c42\u8fdb\u884c\u4ea4\u4e92\u3002<\/li>\n\n\n\n
  • \u8fd4\u56de\u54cd\u5e94<\/strong>\uff1a\u5728\u5904\u7406\u5b8c\u8bf7\u6c42\u540e\uff0c\u63a7\u5236\u5668\u9700\u8981\u8fd4\u56de\u9002\u5f53\u7684\u54cd\u5e94\u7ed9\u5ba2\u6237\u7aef\u3002\u54cd\u5e94\u53ef\u4ee5\u662f\u6570\u636e\uff08\u6bd4\u5982 JSON \u683c\u5f0f\u7684\u6570\u636e\uff09\u3001\u89c6\u56fe\uff08HTML \u9875\u9762\uff09\u6216\u8005\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\u3002<\/li>\n\n\n\n
  • \u5f02\u5e38\u5904\u7406<\/strong>\uff1a\u63a7\u5236\u5668\u9700\u8981\u5904\u7406\u8bf7\u6c42\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u53d1\u751f\u7684\u5f02\u5e38\u3002\u826f\u597d\u7684\u5f02\u5e38\u5904\u7406\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u7528\u6237\u4f53\u9a8c\u3002\u901a\u5e38\uff0c\u63a7\u5236\u5668\u4f1a\u6355\u83b7\u5f02\u5e38\u5e76\u8fd4\u56de\u9002\u5f53\u7684\u9519\u8bef\u4fe1\u606f\u7ed9\u5ba2\u6237\u7aef\u3002<\/li>\n\n\n\n
  • \u65e5\u5fd7\u8bb0\u5f55<\/strong>\uff1a\u4e3a\u4e86\u65b9\u4fbf\u7cfb\u7edf\u8fd0\u7ef4\u548c\u95ee\u9898\u6392\u67e5\uff0c\u63a7\u5236\u5668\u901a\u5e38\u4f1a\u8bb0\u5f55\u8bf7\u6c42\u65e5\u5fd7\uff0c\u5305\u62ec\u8bf7\u6c42\u7684\u8def\u5f84\u3001\u53c2\u6570\u3001\u5904\u7406\u7ed3\u679c\u7b49\u4fe1\u606f\uff0c\u4ee5\u4fbf\u540e\u7eed\u5206\u6790\u3002<\/li>\n<\/ul>\n\n\n\n
    \u4f8b\u5982\uff1a\u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u767b\u5f55\u7684\u63a7\u5236\u5668\uff1a<\/em><\/p>\n\n\n\n
    \n@RestController\n@RequestMapping("\/")\npublic class LoginController {\n    @Autowired\n    LoginService loginService;\n\n    @PostMapping(path = "\/login")\n    public ApiResponse login(@RequestBody User user) {\n        try {\n            Map<String, Object> result = loginService.login(user);\n            return ApiResponse.ok(result);\n        } catch (Exception e) {\n            return ApiResponse.of(e);\n        }\n    }\n}<\/code><\/pre>\n\n\n\n
    \u9996\u5148\u6700\u5f00\u59cb\u662f@RestController<\/code>\uff0c\u5b83\u7ed3\u5408\u4e86 @Controller<\/code> \u548c @ResponseBody<\/code> \u6ce8\u89e3\u7684\u529f\u80fd\uff0c@Controller<\/code> \u7528\u4e8e\u5b9a\u4e49\u63a7\u5236\u5668\u7c7b\uff0c\u800c @ResponseBody<\/code> \u7528\u4e8e\u6307\u793a\u65b9\u6cd5\u8fd4\u56de\u7684\u5185\u5bb9\u76f4\u63a5\u4f5c\u4e3a HTTP \u54cd\u5e94\u4f53\u8fd4\u56de<\/p>\n\n\n\n
    \u7136\u540e\u662f@RequestMapping("\/")<\/code>\uff0c\u4f5c\u7528\u7528\u4e8e\u5c06\u8bf7\u6c42\u6620\u5c04\u5230\u63a7\u5236\u5668\u65b9\u6cd5\uff0c\u7b80\u5355\u6765\u8bf4\u5c31\u662f\u62fc\u63a5\u63a5\u53e3\u7684\u5185\u5bb9\uff0c
    ("\/")<\/code>\u4ee3\u8868\u65e0\u62fc\u63a5\u53c2\u6570\u3002<\/p>\n\n\n\n
    \u4e4b\u540e\u5c31\u662f\u5b9a\u4e49\u7c7b\u7684\u4ee3\u7801\uff0c\u518d\u4e0b\u9762\u662f\u81ea\u52a8\u6ce8\u5165\u4e86LoginService<\/code>\u7684\u7c7b\u3002<\/p>\n\n\n\n
    @PostMapping(path = "\/login")<\/code>\u7528\u4e8e\u5904\u7406 POST \u8bf7\u6c42\u7684\u6ce8\u89e3\uff0c\u540e\u9762\u4e5f\u662f\u62fc\u63a5\u63a5\u53e3\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n
    @RequestBody<\/code>\u662fSpring\u6846\u67b6\u7684\u6ce8\u89e3\uff0c\u7528\u4e8e\u5c06\u8bf7\u6c42\u4f53\u4e2d\u7684JSON\u6570\u636e\u6620\u5c04\u5230User<\/code>\u5bf9\u8c61\u4e2d\u3002\u5728\u8fd9\u91cc\uff0cuser<\/code>\u53c2\u6570\u5c06\u5305\u542b\u4ece\u8bf7\u6c42\u4e2d\u4f20\u5165\u7684\u7528\u6237\u4fe1\u606f\uff08\u5c31\u662f\u524d\u7aef\u4f20\u8fc7\u6765\u7684JSON\u6570\u636e\uff09\u3002<\/p>\n\n\n\n
    try catch<\/code>\u662fJava\u4e2d\u7684\u5f02\u5e38\u5904\u7406\u7ed3\u6784\uff0c\u5982\u679c\u4ee3\u7801\u6267\u884c\u5f02\u5e38\uff0c\u63a7\u5236\u5c06\u8f6c\u79fb\u5230catch<\/code>\u5757\u3002<\/p>\n\n\n\n
    ApiResponse<\/code>\u662f\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u7c7b\uff0c\u901a\u5e38\u7528\u4e8e\u5c01\u88c5\u63a5\u53e3\u7684\u54cd\u5e94\u6570\u636e\uff0c\u4ee5\u4fbf\u7edf\u4e00\u683c\u5f0f\u5316\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4f7f\u63a5\u53e3\u8fd4\u56de\u7ed3\u679c\u66f4\u52a0\u4e00\u81f4\uff0c\u5e76\u4e14\u6613\u4e8e\u5ba2\u6237\u7aef\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u54cd\u5e94\u3002
    \u5176\u4e2d\u5305\u62ec\u72b6\u6001\u7801 (status code)<\/strong>\uff0c\u6d88\u606f (message)<\/strong>\uff0c\u6570\u636e (data)<\/strong><\/p>\n\n\n\n
    \u7f16\u5199<\/h3>\n\n\n\n
    \u7f16\u5199\u8fc7\u7a0b\u548c\u4e0a\u9762\u65e0\u5f02\uff0c\u4e2a\u4eba\u7684\u7f16\u5199\u4e60\u60ef\u3002<\/p>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
      \n
    1. <\/li>\n<\/ol>\n\n\n\n
      \u4e09\u3001\u670d\u52a1\u5c42<\/h2>\n\n\n\n
      \u4ecb\u7ecd<\/h3>\n\n\n\n
      Service \u670d\u52a1\u5c42\u662f\u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e2a\u5173\u952e\u7ec4\u6210\u90e8\u5206\uff0c\u7528\u4e8e\u5904\u7406\u4e1a\u52a1\u903b\u8f91\uff0c\u5b9e\u73b0\u4e1a\u52a1\u89c4\u5219\u5e76\u534f\u8c03\u4e0d\u540c\u7684\u6570\u636e\u8bbf\u95ee\u5bf9\u8c61\u3002Service \u5c42\u7684\u8bbe\u8ba1\u6709\u52a9\u4e8e\u5c06\u4e1a\u52a1\u903b\u8f91\u4e0e\u6570\u636e\u8bbf\u95ee\u5c42\u5206\u79bb\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u3001\u53ef\u6d4b\u8bd5\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002<\/p>\n\n\n\n
      \u5185\u5bb9<\/h3>\n\n\n\n
      \npublic interface LoginService {\n    Map<String, Object> login(User user);\n}\n<\/code><\/pre>\n\n\n\n
      \u4ee5\u4e0a\u662f\u4e00\u4e2a\u7b80\u5355\u7684 LoginService<\/code> \u63a5\u53e3\uff0c\u5b83\u5b9a\u4e49\u4e86\u4e00\u4e2a login<\/code> \u65b9\u6cd5\uff0c\u63a5\u53d7\u4e00\u4e2a User<\/code> \u53c2\u6570\u5e76\u8fd4\u56de\u4e00\u4e2a Map<String, Object><\/code> \u7c7b\u578b\u7684\u7ed3\u679c\u3002\u4ee5\u4e0b\u662f\u5bf9\u8fd9\u4e2a\u63a5\u53e3\u5b9a\u4e49\u7684\u89e3\u91ca<\/p>\n\n\n\n
      \u7f16\u5199<\/h3>\n\n\n\n
      \u4e2a\u4eba\u611f\u89c9\uff1aService\u5c31\u50cf\u662f\u63a7\u5236\u7c7b\u548c\u5b9e\u73b0\u5c42\u4e4b\u95f4\u7684\u4e2d\u95f4\u4ef6\uff0c\u8d1f\u8d23\u4ed6\u4fe9\u7684\u8fde\u63a5
      \u4e00\u822c\u6211\u5728Service\u4e2d\u9664\u4e86\u65b9\u6cd5\u7684\u4f20\u9012\u4ee5\u5916 \u4e0d\u4f1a\u7f16\u5199\u5176\u4ed6\u4ee3\u7801
      \u8be6\u7ec6\u4ee3\u7801\u5b9e\u73b0\u4f1a\u5728\u5b9e\u73b0\u7c7bImpl\uff08Implementation\uff09\u4e2d\u5b9e\u73b0<\/p>\n\n\n\n
      <\/p>\n\n\n\n
      \u56db\u3001\u670d\u52a1\u5c42\u5b9e\u73b0\u7c7b<\/h2>\n\n\n\n
      \u4ecb\u7ecd<\/h3>\n\n\n\n
      \u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u63a5\u53e3\u7684\u5b9e\u73b0\u7c7b\u901a\u5e38\u662f\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u5173\u952e\u90e8\u5206\uff0c\u8d1f\u8d23\u5b9e\u73b0\u5177\u4f53\u7684\u4e1a\u52a1\u903b\u8f91\u3002\u901a\u8fc7\u5c06\u4e1a\u52a1\u903b\u8f91\u4ece\u63a7\u5236\u5668\u5c42\u548c\u6570\u636e\u8bbf\u95ee\u5c42\u4e2d\u5206\u79bb\u51fa\u6765\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u6a21\u5757\u5316\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u5b9e\u73b0\u7c7b\u7684\u8bbe\u8ba1\u5e94\u8be5\u9075\u5faa\u9762\u5411\u63a5\u53e3\u7f16\u7a0b\u7684\u539f\u5219\uff0c\u4ee5\u786e\u4fdd\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002<\/p>\n\n\n\n
      \u5185\u5bb9<\/h3>\n\n\n\n
      \n@Service\npublic class LoginServiceImpl implements LoginService {\n    @Resource\n    private UserDao userDao;\n\n    @Autowired\n    private TokenService tokenService;\n\n    @Override\n    public Map<String, Object> login(User user) {\n        Map<String, Object> response = new HashMap<>();\n        User userInfo = userDao.getUserByUsername(user.getUsername());\n        if(userInfo == null) {\n            throw new SimpleException(ResultEnum.ACCOUNT_OR_USERNAME_NON_EXISTENT);\n        }\n        String passwordMd5 = calculateMD5(user.getPassword());\n        if(passwordMd5.equals(userInfo.getPassword())) {\n            String token = tokenService.createToken(userInfo.getId(), userInfo.getUsername()); \/\/ \u521b\u5efa token\n            response.put("user", userInfo);\n            response.put("token", "Bearer "+ token);\n            System.out.println(token);\n            return response;\n        } else {\n            throw new SimpleException(ResultEnum.FAIL);\n        }\n    }<\/code><\/pre>\n\n\n\n
      \u9996\u5148\uff0c\u7c7b LoginServiceImpl<\/code>\uff0c\u5b83\u5b9e\u73b0\u4e86 LoginService<\/code> \u63a5\u53e3\uff0c\u610f\u5473\u7740 LoginServiceImpl<\/code> \u7c7b\u9700\u8981\u63d0\u4f9b LoginService<\/code> \u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u6240\u6709\u65b9\u6cd5\u7684\u5177\u4f53\u5b9e\u73b0\u3002<\/p>\n\n\n\n
      \u9996\u5148\u4ece\u4e0a\u5f80\u4e0b\u4f9d\u6b21\u6709\u56db\u4e2a\u6ce8\u89e3\uff0c\u8fd9\u4e9b\u6ce8\u89e3\u901a\u5e38\u7528\u4e8e Spring Framework \u4e2d\uff0c\u7528\u4e8e\u6807\u8bc6\u548c\u914d\u7f6e\u7ec4\u4ef6\u3001\u4f9d\u8d56\u6ce8\u5165\u4ee5\u53ca\u65b9\u6cd5\u91cd\u5199\u7b49<\/p>\n\n\n\n
        \n
      • @Service<\/strong>\uff1a
        @Service<\/code> \u662f Spring \u6846\u67b6\u4e2d\u7528\u6765\u6807\u8bc6\u4e1a\u52a1\u903b\u8f91\u5c42\uff08Service \u5c42\uff09\u7ec4\u4ef6\u7684\u6ce8\u89e3\u3002Spring \u4f1a\u626b\u63cf\u5e26\u6709 @Service<\/code> \u6ce8\u89e3\u7684\u7c7b\uff0c\u5e76\u5c06\u5176\u5b9e\u4f8b\u5316\u4e3a Bean\uff0c\u4ee5\u4fbf\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fdb\u884c\u4f9d\u8d56\u6ce8\u5165\u548c\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n
          \n
        • @Resource<\/strong>\uff1a
          @Resource<\/code> \u662f Java EE \u63d0\u4f9b\u7684\u6807\u51c6\u6ce8\u89e3\uff0c\u7528\u4e8e\u4f9d\u8d56\u6ce8\u5165\u5728 Spring \u4e2d\uff0c@Resource<\/code> \u6ce8\u89e3\u53ef\u4ee5\u7528\u4e8e\u88c5\u914d Bean<\/li>\n<\/ul>\n\n\n\n
            \n
          • @Autowired<\/strong>\uff1a@Autowired<\/code> \u662f Spring \u6846\u67b6\u63d0\u4f9b\u7684\u6ce8\u89e3\uff0c\u7528\u4e8e\u81ea\u52a8\u88c5\u914d Bean\u3002<\/li>\n<\/ul>\n\n\n\n
              \n
            • @Override<\/strong>\uff1a
              @Override<\/code> \u662f Java \u8bed\u8a00\u7684\u6ce8\u89e3\uff0c\u7528\u4e8e\u6807\u8bc6\u65b9\u6cd5\u91cd\u5199\u3002\u5f53\u4e00\u4e2a\u65b9\u6cd5\u4f7f\u7528 @Override<\/code> \u6ce8\u89e3\u65f6\uff0c\u8868\u793a\u8be5\u65b9\u6cd5\u662f\u91cd\u5199\u7236\u7c7b\u6216\u63a5\u53e3\u4e2d\u7684\u65b9\u6cd5\u3002\uff08LoginServiceImpl<\/code> \u7c7b\u5b9e\u73b0\u4e86 LoginService<\/code> \u63a5\u53e3\u4e2d\u7684\u65b9\u6cd5\uff09<\/li>\n<\/ul>\n\n\n\n
              \u5176\u4ed6\u4ee3\u7801\u5219\u662f\u57fa\u7840\u7684\u5b9e\u73b0\u903b\u8f91\u4ee3\u7801\uff0c\u4e0d\u505a\u5177\u4f53\u8bb2\u89e3\u3002<\/p>\n\n\n\n
              \u7f16\u5199<\/h3>\n\n\n\n
              \"\"<\/figure>\n\n\n\n
              <\/p>\n\n\n\n
                \n
              1. <\/li>\n<\/ol>\n\n\n\n
                \u4e94\u3001\u6570\u636e\u8bbf\u95ee\u5c42<\/h2>\n\n\n\n
                \u4ecb\u7ecd<\/h3>\n\n\n\n
                \u6570\u636e\u8bbf\u95ee\u5c42\u662f\u5e94\u7528\u7a0b\u5e8f\u67b6\u6784\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u8d1f\u8d23\u5904\u7406\u6570\u636e\u7684\u8bbf\u95ee\u548c\u5b58\u50a8\u3002\u5b83\u4f4d\u4e8e\u4e1a\u52a1\u903b\u8f91\u5c42\u548c\u6570\u636e\u5e93\u4e4b\u95f4\uff0c\u4e3b\u8981\u7528\u4e8e\u5b9e\u73b0\u4e0e\u6570\u636e\u5b58\u50a8\u76f8\u5173\u7684\u64cd\u4f5c\uff0c\u5982\u6570\u636e\u5e93\u67e5\u8be2\u3001\u66f4\u65b0\u3001\u63d2\u5165\u548c\u5220\u9664\u7b49\u3002<\/p>\n\n\n\n
                \u6211\u4e00\u822c\u4f7f\u7528MyBatis\uff0c\u5728MyBatis\u4e2d\uff0cMapper\u548cXML\u4e4b\u95f4\u6709\u7740\u5bc6\u5207\u7684\u5173\u7cfb\u3002\u5728MyBatis\u4e2d\uff0cMapper\u901a\u5e38\u6307\u7684\u662f\u4e00\u4e2aJava\u63a5\u53e3\uff0c\u800c\u8be5\u63a5\u53e3\u5b9a\u4e49\u4e86\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u65b9\u6cd5\u3002\u8fd9\u4e9b\u65b9\u6cd5\u5177\u4f53\u5b9e\u73b0\u6570\u636e\u5e93\u5e76\u6267\u884c\u76f8\u5e94\u7684SQL\u8bed\u53e5\u662f\u5728XML\u6587\u4ef6\u4e2d\u3002<\/p>\n\n\n\n
                \u5185\u5bb9<\/h3>\n\n\n\n
                \n@Mapper\npublic interface UserDao {\n    void insertUser(User user);\n}\n<\/code><\/pre>\n\n\n\n
                \u4ee5\u4e0a\u4ee3\u7801\u4e2d\uff0c@Mapper<\/code>\u662f\u4e00\u4e2a\u6ce8\u89e3\uff0c\u8868\u793a\u8fd9\u662f\u4e00\u4e2aMyBatis\u7684Mapper\u63a5\u53e3\uff0c\u7528\u6765\u5b9a\u4e49\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n
                UserDao<\/code>\u5219\u662f\u4e00\u4e2a\u63a5\u53e3\uff0c\u7528\u6765\u63cf\u8ff0\u5bf9\u7528\u6237\uff08User\uff09\u5bf9\u8c61\u7684\u6570\u636e\u5e93\u64cd\u4f5c\u3002\u8be6\u7ec6\u7684\u6570\u636e\u5e93\u64cd\u4f5c\u5b9e\u73b0\u5728XML\u6587\u4ef6\u4e2d<\/p>\n\n\n\n
                \u7f16\u5199<\/h3>\n\n\n\n
                \u4e00\u822c\u5728Mapper\u4e2d\u53ea\u4e66\u5199@Mapper<\/code>\u6ce8\u89e3\uff0c\u548c\u6211\u4eec\u9700\u8981\u7528\u5230\u7684\u64cd\u4f5c\u6570\u636e\u65b9\u6cd5\u4ee5\u53ca\u53c2\u6570\u548c\u8fd4\u56de\u7c7b\u578b\u3002<\/p>\n\n\n\n
                \u516d\u3001XML\u6587\u4ef6<\/h2>\n\n\n\n
                \u4ecb\u7ecd<\/h3>\n\n\n\n
                \u5728MyBatis\u4e2d\uff0cXML\u6587\u4ef6\u626e\u6f14\u7740\u975e\u5e38\u91cd\u8981\u7684\u89d2\u8272\uff0c\u7528\u4e8e\u914d\u7f6eSQL\u8bed\u53e5\u3001\u53c2\u6570\u6620\u5c04\u3001\u7ed3\u679c\u6620\u5c04\u7b49\u4fe1\u606f\u3002
                \u63a5\u6536Mapper\u7684\u65b9\u6cd5\uff0c\u5728XML\u6587\u4ef6\u4e2d\u505a\u8be6\u7ec6\u5b9e\u73b0\u3002<\/p>\n\n\n\n
                \u5185\u5bb9<\/h3>\n\n\n\n
                <?xml version="1.0" encoding="UTF-8" ?>\n<!DOCTYPE mapper PUBLIC "-\/\/mybatis.org\/\/DTD Mapper 3.0\/\/EN" "http:\/\/mybatis.org\/dtd\/mybatis-3-mapper.dtd">\n<mapper namespace="org.example.hymm.dao.UserDao">\n\n    <!-- \u63d2\u5165\u7528\u6237 -->\n    <insert id="insertUser" parameterType="org.example.hymm.bean.User" useGeneratedKeys="true" keyProperty="id">\n        INSERT INTO `user` (username, password, phone, email, wechat_openid, wechat_unionid,\n                            wechat_nickname, wechat_avatar_url, gender, language, city,\n                            province, country, created_at, updated_at)\n        VALUES (#{username}, #{password}, #{phone}, #{email}, #{wechatOpenid}, #{wechatUnionid},\n                #{wechatNickname}, #{wechatAvatarUrl}, #{gender}, #{language}, #{city},\n                #{province}, #{country}, NOW(), NOW())\n    <\/insert>\n<\/mapper>\n<\/code><\/pre>\n\n\n\n
                  \n
                1. XML\u58f0\u660e\uff1a<\/strong>\n
                    \n
                  • <?xml version="1.0" encoding="UTF-8" ?><\/code>\uff1aXML\u58f0\u660e\uff0c\u6307\u5b9a\u4e86XML\u7248\u672c\u548c\u7f16\u7801\u65b9\u5f0f\u3002<\/li>\n\n\n\n
                  • <!DOCTYPE mapper PUBLIC "-\/\/mybatis.org\/\/DTD Mapper 3.0\/\/EN" "http:\/\/mybatis.org\/dtd\/mybatis-3-mapper.dtd"><\/code>\uff1a\u6307\u5b9a\u4e86XML\u6587\u4ef6\u7684DTD\uff08\u6587\u6863\u7c7b\u578b\u5b9a\u4e49\uff09\uff0c\u786e\u4fddXML\u6587\u4ef6\u7b26\u5408MyBatis\u7684\u89c4\u8303\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                  • mapper\u6807\u7b7e\uff1a<\/strong>\n
                      \n
                    • <mapper namespace="org.example.hymm.dao.UserDao"><\/code>\uff1a\u6307\u5b9a\u4e86\u8be5Mapper XML\u6587\u4ef6\u5bf9\u5e94\u7684Mapper\u63a5\u53e3\u7684\u5168\u9650\u5b9a\u540d\u4e3aorg.example.hymm.dao.UserDao<\/code>\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                    • insert\u6807\u7b7e\uff1a<\/strong>\n
                        \n
                      • <insert id="insertUser" parameterType="org.example.hymm.bean.User" useGeneratedKeys="true" keyProperty="id"><\/code>\uff1a\u5b9a\u4e49\u4e86\u4e00\u4e2a\u63d2\u5165\u64cd\u4f5c\uff0c\u5c06User<\/code>\u5bf9\u8c61\u63d2\u5165\u5230user<\/code>\u8868\u4e2d\u3002\n
                          \n
                        • parameterType="org.example.hymm.bean.User"<\/code>\uff1a\u6307\u5b9a\u4e86\u63d2\u5165\u64cd\u4f5c\u7684\u53c2\u6570\u7c7b\u578b\u4e3aorg.example.hymm.bean.User<\/code>\u3002<\/li>\n\n\n\n
                        • useGeneratedKeys="true" keyProperty="id"<\/code>\uff1a\u8868\u793a\u8981\u4f7f\u7528\u6570\u636e\u5e93\u81ea\u52a8\u751f\u6210\u7684\u4e3b\u952e\uff0c\u5e76\u5c06\u751f\u6210\u7684\u4e3b\u952e\u503c\u8bbe\u7f6e\u56deUser<\/code>\u5bf9\u8c61\u7684id<\/code>\u5c5e\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                        • \u63d2\u5165SQL\u8bed\u53e5\uff1a<\/strong>\n
                            \n
                          • SQL\u8bed\u53e5\u4e2d\u4f7f\u7528\u4e86#{}<\/code>\u8bed\u6cd5\u8fdb\u884c\u53c2\u6570\u6620\u5c04\uff0c\u5c06User<\/code>\u5bf9\u8c61\u7684\u5c5e\u6027\u503c\u63d2\u5165\u5230\u5bf9\u5e94\u7684\u5217\u4e2d\u3002<\/li>\n\n\n\n
                          • NOW()<\/code>\u51fd\u6570\u7528\u4e8e\u83b7\u53d6\u5f53\u524d\u65f6\u95f4\uff0c\u7528\u4e8e\u8bbe\u7f6ecreated_at<\/code>\u548cupdated_at<\/code>\u5b57\u6bb5\u7684\u503c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n
                            \u4ee5\u4e0aMapper XML\u6587\u4ef6\u5b9a\u4e49\u4e86\u4e00\u4e2a\u63d2\u5165\u7528\u6237\u7684\u64cd\u4f5c\uff0c\u5e76\u914d\u7f6e\u4e86\u7ed3\u679c\u6620\u5c04\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u80fd\u6b63\u786e\u6620\u5c04\u5230User<\/code>\u5b9e\u4f53\u7c7b\u7684\u5404\u4e2a\u5c5e\u6027\u4e2d\u3002<\/p>\n\n\n\n
                            \u7f16\u5199<\/h3>\n\n\n\n
                            \u5c31\u662f\u57fa\u7840\u7684\u4f7f\u7528SQL\u8bed\u6cd5\u6765\u64cd\u4f5c\u6570\u636e\u5e93\uff0c<select><\/code>\uff1a\u7528\u4e8e\u67e5\u8be2\u64cd\u4f5c\uff0c<insert><\/code>\uff1a\u7528\u4e8e\u63d2\u5165\u64cd\u4f5c\uff0c<update><\/code>\uff1a\u7528\u4e8e\u66f4\u65b0\u64cd\u4f5c\uff0c<delete><\/code>\uff1a\u7528\u4e8e\u5220\u9664\u64cd\u4f5c\uff0c\u4ee5\u53ca\u901a\u8fc7\u5176\u4ed6\u7684\u5404\u79cd\u6807\u7b7e\u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n
                            <\/p>\n\n\n\n
                            \u81f3\u6b64\uff0c\u4e00\u4e2a\u7b80\u5355\u7684SpringBoot\u7684\u9879\u76ee\u4ee3\u7801\u6d41\u7a0b\uff0c\u57fa\u672c\u5b8c\u6210<\/p>\n\n\n\n
                            END<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"
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