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src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-789\"  sizes=\"auto, (max-width: 418px) 100vw, 418px\" \/><\/div><\/figure>\n\n\n\n<ul 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class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/image-16.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"257\" height=\"246\" data-original=\"https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/image-16.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-787\"\/><\/div><\/figure>\n\n\n\n<p>\u7528\u6237\u5bc6\u7801\u4e00\u822c\u9700\u8981\u7ecf\u8fc7\u52a0\u5bc6\uff0c\u6570\u636e\u5e93\u4e2d\u8bb0\u5f55MD5\u503c<\/p>\n\n\n\n<p>\u7528\u6237\u5934\u50cf\u4e00\u822c\u50a8\u5b58\u5728\u7b2c\u4e09\u65b9\u670d\u52a1\u5668\u4e0a\uff0c\u6570\u636e\u5e93\u4e2d\u8bb0\u5f55\u7d22\u5f15\u503c<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u90e8\u5206\u4ee3\u7801<\/h3>\n\n\n\n<p>\u5982\u679c\u4e0d\u662f\u60f3\u5177\u4f53\u4e0a\u624b\u5b9e\u8df5\u7684\u8fd9\u4e00\u90e8\u5206\u53ef\u4ee5\u76f4\u63a5\u8df3\u8fc7\u4e86\u3002\u7ed3\u5408\u4e0a\u9762\u63d0\u4f9b\u7684\u9879\u76ee\u6587\u4ef6\u7ed3\u6784\u76f4\u63a5\u8fdb\u884c\u590d\u5236\u7c98\u8d34\u4f7f\u7528\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u5728pom.xml\u4e2d\u6dfb\u52a0lombok\u7684\u4f9d\u8d56\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>    &lt;dependency>\r\n      &lt;groupId>org.projectlombok&lt;\/groupId>\r\n      &lt;artifactId>lombok&lt;\/artifactId>\r\n    &lt;\/dependency><\/code><\/pre>\n\n\n\n<p>controller\u6587\u4ef6\u5939\u4e0b\u7684UserController.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.controller;\r\n\r\nimport org.example.pojo.Result;\r\nimport org.example.pojo.User;\r\nimport org.example.service.UserService;\r\nimport org.springframework.beans.factory.annotation.Autowired;\r\nimport org.springframework.web.bind.annotation.PostMapping;\r\nimport org.springframework.web.bind.annotation.RequestMapping;\r\nimport org.springframework.web.bind.annotation.RestController;\r\n\r\n@RestController\r\n@RequestMapping(\"\/user\")\r\npublic class UserController {\r\n\r\n    @Autowired\r\n    private UserService userService;\r\n\r\n    @PostMapping(\"register\")\r\n    public Result register(String username,String password){\r\n        \/\/\u67e5\u8be2\u7528\u6237\r\n            User u = userService.findByUserName(username);\r\n            if (u==null){\r\n                \/\/\u6ca1\u6709\u5360\u7528\r\n                \/\/\u6ce8\u518c\r\n                userService.register(username,password);\r\n                return Result.success();\r\n            }else{\r\n                \/\/\u5360\u7528\r\n                return Result.error(\"\u7528\u6237\u540d\u5df2\u88ab\u5360\u7528\");\r\n            }\r\n        \/\/\u6ce8\u518c\r\n    }\r\n}\r\n<\/code><\/pre>\n\n\n\n<p>mapper\u6587\u4ef6\u5939\u4e0b\u7684UserMapper.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.mapper;\r\n\r\nimport org.example.pojo.User;\r\nimport org.apache.ibatis.annotations.Insert;\r\nimport org.apache.ibatis.annotations.Mapper;\r\nimport org.apache.ibatis.annotations.Select;\r\n@Mapper\r\npublic interface UserMapper {\r\n    \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\r\n    @Select(\"select * from user where username=#{username}\")\r\n    User findByUserName(String username);\r\n\r\n    \/\/\u6dfb\u52a0\r\n    @Insert(\"insert into user(username,password,create_time,update_time)\" +\r\n            \" values(#{username},#{password},now(),now())\")\r\n    void add(String username, String password);\r\n}\r\n<\/code><\/pre>\n\n\n\n<p>pojo\u6587\u4ef6\u5939\u4e0b\u7684User.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.pojo;\r\n\r\nimport lombok.Data;\r\n\r\nimport java.time.LocalDateTime;\r\n\/\/lombok \u5728\u7f16\u8bd1\u9636\u6bb5\uff0c\u4e3a\u5b9e\u4f53\u7c7b\u81ea\u52a8\u751f\u6210setter getter toString\r\n\/\/pom \u6587\u4ef6\u4e2d\u5f15\u5165\u4f9d\u8d56 \u5728\u5b9e\u4f53\u7c7b\u4e0a\u6dfb\u52a0\u6ce8\u91ca\r\n\r\n@Data\r\npublic class User {\r\n    private Integer id;\/\/\u4e3b\u952eID\r\n    private String username;\/\/\u7528\u6237\u540d\r\n    private String password;\/\/\u5bc6\u7801\r\n    private String nickname;\/\/\u6635\u79f0\r\n    private String email;\/\/\u90ae\u7bb1\r\n    private String userPic;\/\/\u7528\u6237\u5934\u50cf\u5730\u5740\r\n    private LocalDateTime createTime;\/\/\u521b\u5efa\u65f6\u95f4\r\n    private LocalDateTime updateTime;\/\/\u66f4\u65b0\u65f6\u95f4\r\n}<\/code><\/pre>\n\n\n\n<p>Article.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.pojo;\r\n\r\nimport lombok.Data;\r\n\r\nimport java.time.LocalDateTime;\r\n\r\n@Data\r\npublic class Article {\r\n    private Integer id;\/\/\u4e3b\u952eID\r\n    private String title;\/\/\u6587\u7ae0\u6807\u9898\r\n    private String content;\/\/\u6587\u7ae0\u5185\u5bb9\r\n    private String coverImg;\/\/\u5c01\u9762\u56fe\u50cf\r\n    private String state;\/\/\u53d1\u5e03\u72b6\u6001 \u5df2\u53d1\u5e03|\u8349\u7a3f\r\n    private Integer categoryId;\/\/\u6587\u7ae0\u5206\u7c7bid\r\n    private Integer createUser;\/\/\u521b\u5efa\u4ebaID\r\n    private LocalDateTime createTime;\/\/\u521b\u5efa\u65f6\u95f4\r\n    private LocalDateTime updateTime;\/\/\u66f4\u65b0\u65f6\u95f4\r\n}<\/code><\/pre>\n\n\n\n<p>Category.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.pojo;\r\n\r\nimport lombok.Data;\r\n\r\nimport java.time.LocalDateTime;\r\n\r\n@Data\r\npublic class Category {\r\n    private Integer id;\/\/\u4e3b\u952eID\r\n    private String categoryName;\/\/\u5206\u7c7b\u540d\u79f0\r\n    private String categoryAlias;\/\/\u5206\u7c7b\u522b\u540d\r\n    private Integer createUser;\/\/\u521b\u5efa\u4ebaID\r\n    private LocalDateTime createTime;\/\/\u521b\u5efa\u65f6\u95f4\r\n    private LocalDateTime updateTime;\/\/\u66f4\u65b0\u65f6\u95f4\r\n}<\/code><\/pre>\n\n\n\n<p>Result.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.pojo;\r\n\r\n\r\nimport lombok.AllArgsConstructor;\r\nimport lombok.Data;\r\nimport lombok.NoArgsConstructor;\r\n\r\n\/\/\u7edf\u4e00\u54cd\u5e94\u7ed3\u679c\r\n@NoArgsConstructor\r\n@AllArgsConstructor\r\n@Data\r\npublic class Result&lt;T> {\r\n    private Integer code;\/\/\u4e1a\u52a1\u72b6\u6001\u7801  0-\u6210\u529f  1-\u5931\u8d25\r\n    private String message;\/\/\u63d0\u793a\u4fe1\u606f\r\n    private T data;\/\/\u54cd\u5e94\u6570\u636e\r\n\r\n    \/\/\u5feb\u901f\u8fd4\u56de\u64cd\u4f5c\u6210\u529f\u54cd\u5e94\u7ed3\u679c(\u5e26\u54cd\u5e94\u6570\u636e)\r\n    public static &lt;E> Result&lt;E> success(E data) {\r\n\r\n        return new Result&lt;>(0, \"\u64cd\u4f5c\u6210\u529f\", data);\r\n    }\r\n\r\n    \/\/\u5feb\u901f\u8fd4\u56de\u64cd\u4f5c\u6210\u529f\u54cd\u5e94\u7ed3\u679c\r\n    public static Result success() {\r\n\r\n        return new Result(0, \"\u64cd\u4f5c\u6210\u529f\", null);\r\n    }\r\n\r\n    public static Result error(String message) {\r\n\r\n        return new Result(1, message, null);\r\n    }\r\n}\r<\/code><\/pre>\n\n\n\n<p>Service\u6587\u4ef6\u5939\u4e0bUserservice.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.service;\r\n\r\nimport org.example.pojo.User;\r\npublic interface UserService {\r\n    \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\r\n    User findByUserName(String username);\r\n    \/\/\u6ce8\u518c\r\n    void register(String username,String password);\r\n}\r<\/code><\/pre>\n\n\n\n<p>UserServiceImpl\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.service;\r\n\r\nimport org.example.pojo.User;\r\npublic interface UserService {\r\n    \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\r\n    User findByUserName(String username);\r\n    \/\/\u6ce8\u518c\r\n    void register(String username,String password);\r\n}\r<\/code><\/pre>\n\n\n\n<p>utils\u6587\u4ef6\u5939\u4e0bMd5Util.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.service;\r\n\r\nimport org.example.pojo.User;\r\npublic interface UserService {\r\n    \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\r\n    User findByUserName(String username);\r\n    \/\/\u6ce8\u518c\r\n    void register(String username,String password);\r\n}\r<\/code><\/pre>\n\n\n\n<p>SystemApplication.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example;\r\n\r\nimport org.springframework.boot.SpringApplication;\r\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\r\n\r\n@SpringBootApplication\r\npublic class SystemApplication {\r\n    public static void main( String&#91;] args ) {\r\n        SpringApplication.run(SystemApplication.class,args);\r\n    }\r\n}\r<\/code><\/pre>\n\n\n\n<p>application.yml\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>spring:\r\n  datasource:\r\n    driver-class-name: com.mysql.cj.jdbc.Driver\r\n    url: jdbc:mysql:\/\/localhost:3306\/\u6570\u636e\u8868\u540d\r\n    username: root\r\n    password: root\r\n\r<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u63a5\u53e3\u6210\u529f\u9a8c\u8bc1<\/h3>\n\n\n\n<p>\u56e0\u4e3a\u7f3a\u5c11\u524d\u7aef\u9875\u9762\uff0c\u6240\u4ee5\u9700\u8981\u7528\u5230\u63a5\u53e3\u68c0\u9a8c\u5de5\u5177\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u63a8\u8350\u7684\u8f6f\u4ef6\u662fApifox\uff0c\u529f\u80fd\u5f3a\u5927\u4e14\u76ee\u524d\u4f7f\u7528\u8303\u56f4\u8f83\u5e7f\u3002<\/p>\n\n\n\n<p>\u9996\u5148\u91cd\u542f\u4e00\u4e0b\u9879\u76ee\u7a0b\u5e8f<\/p>\n\n\n\n<p>\u6309\u7167\u4e0b\u56fe\u7684\u65b9\u5f0f\u4f20\u9012\u53c2\u6570\uff0c\u53ef\u4ee5\u770b\u5230\u8fd4\u56de\u7684json\u683c\u5f0f\u7b26\u5408\u4e00\u822c\u63a5\u53e3\u6587\u6863\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/\u5c4f\u5e55\u622a\u56fe-2024-03-16-162427-1024x668.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"668\" data-original=\"https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/\u5c4f\u5e55\u622a\u56fe-2024-03-16-162427-1024x668.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-790\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230Windows\u672c\u5730MySQL\u6570\u636e\u5e93\u6210\u529f\u63a5\u6536\u5230\u65b0\u63d2\u5165\u7684username\uff0cpassword\u6570\u636e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/image-18-1024x790.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"790\" data-original=\"https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/image-18-1024x790.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-791\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u63a5\u53e3\u5f00\u53d1\u6210\u529f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5c3e\u58f0<\/h2>\n\n\n\n<p>\u540e\u9762\u4f1a\u9488\u5bf9\u7cfb\u7edf\u9700\u8981\u7684\u529f\u80fd\u9488\u5bf9\u6027\u7684\u4e00\u4e2a\u63a5\u53e3\u4e00\u4e2a\u63a5\u53e3\u8fdb\u884c\u5f00\u53d1\uff0c\u5927\u5bb6\u70b9\u4e2a\u5173\u6ce8\u8ddf\u8fdb\u4e00\u4e0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u8fd9\u662f\u4e00\u7bc7SpringBoot\u9879\u76ee\u7684\u5b9e\u8df5\u7bc7\u3002 \u4e3b\u8981\u7528\u4e8e\u4ecb\u7ecd\u5982\u4f55\u4ece\u96f6\u5f00\u59cb\u642d\u5efa\u67d0\u4e00\u79cd\u7c7b\u578b\u7684\u7cfb\u7edf\u3002 \u4e2a\u4eba\u8ba4\u4e3a\uff0c\u53ea 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