{"id":811,"date":"2024-03-19T01:17:55","date_gmt":"2024-03-18T17:17:55","guid":{"rendered":"https:\/\/blog.yiming1234.cn\/?p=811"},"modified":"2024-03-19T09:05:40","modified_gmt":"2024-03-19T01:05:40","slug":"%e5%90%8e%e7%ab%af%e7%b3%bb%e7%bb%9f%e5%bc%80%e5%8f%91%e4%b9%8b-%e8%8e%b7%e5%8f%96%e7%94%a8%e6%88%b7%e4%bf%a1%e6%81%af","status":"publish","type":"post","link":"https:\/\/blog.yiming1234.cn\/index.php\/2024\/%e5%90%8e%e7%ab%af%e7%b3%bb%e7%bb%9f%e5%bc%80%e5%8f%91%e4%b9%8b-%e8%8e%b7%e5%8f%96%e7%94%a8%e6%88%b7%e4%bf%a1%e6%81%af\/","title":{"rendered":"\u540e\u7aef\u7cfb\u7edf\u5f00\u53d1\u4e4b\u2014\u2014\u83b7\u53d6\u7528\u6237\u4fe1\u606f"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u524d\u8a00<\/h2>\n\n\n\n<p>\u4e0a\u56de\u4e66\u8bf4\u5230\u767b\u5f55\u63a5\u53e3\u7684\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p>\u73b0\u5728\u6765\u5b9e\u73b0\u7cfb\u7edf\u4e3b\u8981\u529f\u80fd\u4e2d\u7684\u83b7\u53d6\u7528\u6237\u4fe1\u606f\u8fd9\u4e2a\u529f\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b63\u6587<\/h2>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u83b7\u53d6\u7528\u6237\u4fe1\u606f\u7684\u65f6\u5019\u4e0d\u5355\u5355\u53ea\u662f\u6d89\u53ca\u5230\u6570\u636e\u5e93<strong>\u4fe1\u606f\u7684\u67e5\u8be2<\/strong>\uff0c\u8fd8\u9700\u8981\u6d89\u53ca\u5230\u5728\u4e0d\u540c\u9875\u9762\u95f4\u7528\u6237<strong>\u4fe1\u606f\u7684\u540c\u6b65<\/strong>\u3002\u6709\u70b9\u7c7b\u4f3c\u670d\u52a1\u5668\u7684session\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u524d\u7f6e\u77e5\u8bc6<\/h3>\n\n\n\n<p>\u7ebf\u7a0b\u6307\u7684\u662f\u5728\u4e00\u4e2a\u8fdb\u7a0b\uff08Process\uff09\u4e2d\u72ec\u7acb\u6267\u884c\u7684\u4e00\u6bb5\u6307\u4ee4\u5e8f\u5217\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u4e00\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u7ebf\u7a0b\uff0c\u6bcf\u4e2a\u7ebf\u7a0b\u90fd\u62e5\u6709\u81ea\u5df1\u7684\u6267\u884c\u6d41\u7a0b\u548c\u6808\uff0c\u4f46\u5b83\u4eec\u5171\u4eab\u8fdb\u7a0b\u7684\u5185\u5b58\u7a7a\u95f4\u548c\u8d44\u6e90\u3002\u7ebf\u7a0b\u7684\u5f15\u5165\u4f7f\u5f97\u7a0b\u5e8f\u53ef\u4ee5\u5e76\u53d1\u6267\u884c\u591a\u4e2a\u4efb\u52a1\uff0c\u63d0\u9ad8\u4e86\u7a0b\u5e8f\u7684\u6548\u7387\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n\n\n\n<p>Tomcat Java Web\u670d\u52a1\u5668\u4e2d\u5b58\u5728\u7ebf\u7a0b\u6c60\uff0c\u5728\u4f7f\u7528ThreadLocal\u540e\uff08\u540e\u9762\u4f1a\u63d0\u5230\uff09\u5982\u679c\u4e0d\u53ca\u65f6\u5173\u505c\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u2014\u2014\u7ebf\u7a0b\u7684\u5b58\u5728\u65f6\u95f4\u5f88\u957f\uff0c\u56e0\u4e3a\u6ca1\u6709\u591a\u4f59\u7684\u7ebf\u7a0b\u5bfc\u81f4\u8be5\u7ebf\u7a0b\u76f4\u63a5\u88ab\u4e0b\u4e00\u4e2a\u7528\u6237\u4f7f\u7528\uff0c\u6700\u540e\u5bfc\u81f4\u7528\u6237\u4fe1\u606f\u7684\u5916\u4f20\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u53ef\u8df3\u8fc7\u90e8\u5206<\/h3>\n\n\n\n<p>\u7528\u6237\u767b\u5f55\u540e\u9700\u8981\u8c03\u7528\u7528\u6237\u63d0\u4ea4\u50a8\u5b58\u7684\u4e2a\u4eba\u4fe1\u606f\uff0c\u7136\u800c\u6bcf\u6b21\u8c03\u7528\u90fd\u4f1a\u9700\u8981\u4e66\u5199\u67e5\u8be2\u7684\u4ee3\u7801\uff0c\u4f1a\u5927\u5927\u589e\u52a0\u4ee3\u7801\u7684\u7bc7\u5e45\u3002\u6bd4\u5982\u8bf4\u4e0b\u9762\u7684\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>    @GetMapping(\"\/userinfo\")\n    public Result&lt;User&gt; userinfo(@RequestHeader(name = \"Authorization\") String token){\n        \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\n        Map&lt;String, Object&gt; map = JwtUtil.parseToken(token);\n        String username = (String) map.get(\"username\");\n        Map&lt;String, Object&gt; map = ThreadLocalUtil.get();\n        String username = (String) map.get(\"username\");\n        User user = userService.findByUserName(username);\n        return Result.success(user);\n    }<\/code><\/pre>\n\n\n\n<p>\u8fd9\u65f6\u5019\u5c31\u9700\u8981\u4f7f\u7528\u5230ThreadLocal\u5de5\u5177\u6765\u8fdb\u884c\u7ebf\u7a0b\uff08\u4e2a\u4eba\u4fe1\u606f\uff09\u7684\u540c\u6b65\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9700\u8981\u6ce8\u610f\u7684\u70b9<\/h3>\n\n\n\n<p>\u8fd4\u56de\u7684\u4fe1\u606f\u4e2d\u4e0a\u4f20\u4fe1\u606f\u548c\u66f4\u65b0\u4fe1\u606f\u7684\u65f6\u95f4\u7531\u4e8e\u5728\u6570\u636e\u5e93\u4e2d\u547d\u540d\u65b9\u5f0f\u7684\u4e0d\u540c\uff08\u9a7c\u5cf0\u547d\u540d\u548c\u4e0b\u5212\u7ebf\u547d\u540d\u7684\u5dee\u5f02\uff09\uff0c\u6240\u4ee5\u53ef\u80fd\u8f93\u51fa\u4e3anull\u3002\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6application.yml\u4e2d\u505a\u51fa\u5982\u4e0b\u7684\u4fee\u6539\u3002<\/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\/big_event\r\n    username: root\r\n    password: root\r\n\r\nmybatis:\r\n  configuration:\r\n    map-underscore-to-camel-case: true #\u5f00\u542f\u9a7c\u5cf0\u547d\u540d\u548c\u4e0b\u5212\u7ebf\u547d\u540d\u7684\u81ea\u52a8\u8f6c\u6362\r<\/code><\/pre>\n\n\n\n<p>\u8fd8\u6709\u5c31\u662f\u8f93\u51fa\u7684\u4fe1\u606f\u4e2d\u4e0d\u80fd\u8574\u542b\u7528\u6237\u5bc6\u7801\u7684MD5\u503c\u3002\u6240\u4ee5\u5c31\u9700\u8981\u5bf9pojo\u6587\u4ef6\u5939\u4e0b\u7684User\u6587\u4ef6\u6dfb\u52a0\u5982\u4e0b\u4fee\u6539<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.pojo;\r\n\r\nimport com.fasterxml.jackson.annotation.JsonIgnore;\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    @JsonIgnore\/\/\u8ba9springmvc\u628a\u5f53\u524d\u5bf9\u8c61\u8f6c\u6362\u6210json\u5b57\u7b26\u4e32\u7684\u65f6\u5019\u5ffd\u7565password\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}\r<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u5c55\u793a<\/h3>\n\n\n\n<p>ThreadLocalUtil.java\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.utils;\nimport java.util.HashMap;\nimport java.util.Map;\n\/**\n * ThreadLocal \u5de5\u5177\u7c7b\n *\/\n@SuppressWarnings(\"all\")\npublic class ThreadLocalUtil {\n    \/\/\u63d0\u4f9bThreadLocal\u5bf9\u8c61,\n    private static final ThreadLocal THREAD_LOCAL = new ThreadLocal();\n    \/\/\u6839\u636e\u952e\u83b7\u53d6\u503c\n    public static &lt;T&gt; T get(){\n        return (T) THREAD_LOCAL.get();\n    }\n\t\n    \/\/\u5b58\u50a8\u952e\u503c\u5bf9\n    public static void set(Object value){\n        THREAD_LOCAL.set(value);\n    }\n    \/\/\u6e05\u9664ThreadLocal \u9632\u6b62\u5185\u5b58\u6cc4\u6f0f\n    public static void remove(){\n        THREAD_LOCAL.remove();\n    }\n}\n<\/code><\/pre>\n\n\n\n<p>\u73b0\u4fee\u6539UserController.java\u4e3a\u4e0b\u9762\u7684\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.controller;\n\nimport jakarta.validation.constraints.Pattern;\nimport org.example.pojo.Result;\nimport org.example.pojo.User;\nimport org.example.service.UserService;\nimport org.example.utils.JwtUtil;\nimport org.example.utils.Md5Util;\nimport org.example.utils.ThreadLocalUtil;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.validation.annotation.Validated;\nimport org.springframework.web.bind.annotation.*;\n\nimport java.util.HashMap;\nimport java.util.Map;\n\n@RestController\n@RequestMapping(\"\/user\")\n@Validated\npublic class UserController {\n\n    @Autowired\n    private UserService userService;\n\n    @PostMapping(\"\/register\")\n    public Result register(@Pattern(regexp = \"^\\\\S{5,16}$\") String username, @Pattern(regexp = \"^\\\\S{5,16}$\") String password) {\n        \/\/\u67e5\u8be2\u7528\u6237\n        User u = userService.findByUserName(username);\n        if (u == null) {\n            \/\/\u6ca1\u6709\u5360\u7528\n            \/\/\u6ce8\u518c\n            userService.register(username, password);\n            return Result.success();\n        } else {\n            \/\/\u5360\u7528\n            return Result.error(\"\u7528\u6237\u540d\u5df2\u88ab\u5360\u7528\");\n        }\n        \/\/\u6ce8\u518c\n\n    }\n\n    @PostMapping(\"\/login\")\n    public Result&lt;String&gt; login(@Pattern(regexp = \"^\\\\S{5,16}$\") String username, @Pattern(regexp = \"^\\\\S{5,16}$\") String password){\n        \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\n        User loginUser = userService.findByUserName(username);\n        \/\/\u5224\u65ad\u8be5\u7528\u6237\u662f\u5426\u5b58\u5728\n        if (loginUser==null){\n            return Result.error(\"\u7528\u6237\u540d\u4e0d\u5b58\u5728\");\n        }\n        \/\/\u5224\u65ad\u5bc6\u7801\u662f\u5426\u6b63\u786e,\u4f20\u5165\u53c2\u6570\u52a0\u5bc6\u540e\u4e0e\u6570\u636e\u5e93\u4e2d\u7684\u5bc6\u6587\u8fdb\u884c\u6bd4\u5bf9\n        if (Md5Util.getMD5String(password).equals(loginUser.getPassword())) {\n        \/\/\u767b\u5f55\u6210\u529f\n            Map&lt;String,Object&gt; claims = new HashMap&lt;&gt;();\n            claims.put(\"id\",loginUser.getId());\n            claims.put(\"username\",loginUser.getUsername());\n            String token = JwtUtil.genToken(claims);\n            return Result.success(token);\n        }\n\n        return Result.error(\"\u5bc6\u7801\u9519\u8bef\");\n    }\n\n    @GetMapping(\"\/userinfo\")\n    public Result&lt;User&gt; userinfo(\/*@RequestHeader(name = \"Authorization\") String token*\/){\n        \/\/\u6839\u636e\u7528\u6237\u540d\u67e5\u8be2\u7528\u6237\n        \/*Map&lt;String, Object&gt; map = JwtUtil.parseToken(token);\n        String username = (String) map.get(\"username\");*\/\n        Map&lt;String, Object&gt; map = ThreadLocalUtil.get();\/\/\u4fee\u6539\u6dfb\u52a0\u7684\u90e8\u5206\n        String username = (String) map.get(\"username\");\n        User user = userService.findByUserName(username);\n        return Result.success(user);\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u4fee\u6539\u4e3aLoginController.java\u4e0b\u9762\u7684\u5185\u5bb9\uff08\u5728\u6700\u540e\u6dfb\u52a0\u4e86\u7ebf\u7a0b\u7684\u6e05\u9664\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>package org.example.interceptors;\n\nimport jakarta.servlet.http.HttpServletRequest;\nimport jakarta.servlet.http.HttpServletResponse;\nimport org.example.pojo.Result;\nimport org.example.utils.JwtUtil;\nimport org.example.utils.ThreadLocalUtil;\nimport org.springframework.stereotype.Component;\nimport org.springframework.web.servlet.HandlerInterceptor;\n\nimport java.util.Map;\n\n@Component\npublic class LoginInterceptor implements HandlerInterceptor {\n    @Override\n    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {\n        \/\/\u4ee4\u724c\u9a8c\u8bc1\n        String token = request.getHeader(\"Authorization\");\n        \/\/\u9a8c\u8bc1token\n        try {\n            Map&lt;String, Object&gt; claims = JwtUtil.parseToken(token);\n\n            \/\/\u628a\u4e1a\u52a1\u6570\u636e\u50a8\u5b58\u5230ThreadLocal\u4e2d\n            ThreadLocalUtil.set(claims);\n            \/\/\u653e\u884c\n            return true;\n        } catch (Exception e) {\n            response.setStatus(401);\n            \/\/\u4e0d\u653e\u884c\n            return false;\n        }\n    }\n\n    @Override\n    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {\n        HandlerInterceptor.super.afterCompletion(request, response, handler, ex);\n        \/\/\u6e05\u7a7aThreadLocal\u4e2d\u7684\u6570\u636e\n        ThreadLocalUtil.remove();\n    }\n}\n<\/code><\/pre>\n\n\n\n<p>\u6700\u7ec8\u5b9e\u73b0\u7684\u6548\u679c\u5c31\u662f\u8fd9\u6837<\/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-22-1024x719.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"719\" data-original=\"https:\/\/blog.yiming1234.cn\/wp-content\/uploads\/2024\/03\/image-22-1024x719.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-815\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5c3e\u58f0<\/h2>\n\n\n\n<p>\u63a5\u4e0b\u6765\u5c31\u662f\u66f4\u65b0\u7528\u6237\u4fe1\u606f\u7684\u529f\u80fd\u4e86\u3002<\/p>\n\n\n\n<p>\u5927\u5bb6\u53ef\u4ee5\u70b9\u4e2a\u5173\u6ce8\u8ddf\u8fdb\u4e00\u4e0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u4e0a\u56de\u4e66\u8bf4\u5230\u767b\u5f55\u63a5\u53e3\u7684\u5b9e\u73b0\u3002 \u73b0\u5728\u6765\u5b9e\u73b0\u7cfb\u7edf\u4e3b\u8981\u529f\u80fd\u4e2d\u7684\u83b7\u53d6\u7528\u6237\u4fe1\u606f\u8fd9\u4e2a\u529f\u80fd\u3002 \u6b63\u6587 \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u83b7\u53d6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[11],"tags":[],"class_list":["post-811","post","type-post","status-publish","format-standard","hentry","category-web-backend"],"_links":{"self":[{"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/posts\/811","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/comments?post=811"}],"version-history":[{"count":2,"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/posts\/811\/revisions"}],"predecessor-version":[{"id":816,"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/posts\/811\/revisions\/816"}],"wp:attachment":[{"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/media?parent=811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/categories?post=811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.yiming1234.cn\/index.php\/wp-json\/wp\/v2\/tags?post=811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}