{"id":1842,"date":"2025-09-13T11:39:20","date_gmt":"2025-09-13T03:39:20","guid":{"rendered":"https:\/\/zero-zl.cn\/?p=1842"},"modified":"2025-09-13T11:39:21","modified_gmt":"2025-09-13T03:39:21","slug":"09-springboot3vue3%e5%ae%9e%e7%8e%b0jwt%e7%99%bb%e5%bd%95%e9%89%b4%e6%9d%83","status":"publish","type":"post","link":"https:\/\/zero-zl.cn\/index.php\/2025\/09\/13\/09-springboot3vue3%e5%ae%9e%e7%8e%b0jwt%e7%99%bb%e5%bd%95%e9%89%b4%e6%9d%83\/","title":{"rendered":"09. Springboot3+vue3\u5b9e\u73b0JWT\u767b\u5f55\u9274\u6743"},"content":{"rendered":"\n

\u4e3a\u4ec0\u4e48\u8981\u505a\u9274\u6743\uff1f<\/h2>\n\n\n\n

\u56e0\u4e3a\u7ba1\u7406\u7cfb\u7edf\u7684\u6570\u636e\u662f\u654f\u611f\u7684\uff0c\u9690\u79c1\u7684\uff0c\u800c\u4e14\u4e00\u822c\u6bcf\u4e2a\u89d2\u8272\u6743\u9650\u662f\u4e0d\u540c\u7684\uff0c\u6240\u4ee5\u5fc5\u987b\u5728\u6570\u636e\u7684\u589e\u5220\u6539\u67e5\u64cd\u4f5c\u7684\u65f6\u5019\u5bf9\u8bbf\u95ee\u7684\u7528\u6237\u505a\u6743\u9650\u9a8c\u8bc1\u3002<\/p>\n\n\n\n

\u4ec0\u4e48\u662fJWT\uff1f<\/h2>\n\n\n\n

JSON Web Token \uff08JWT\uff09\u662f\u4e00\u79cd\u5f00\u653e\u6807\u51c6\uff08RFC 7519\uff09\uff0c\u7528\u4e8e\u5728\u7f51\u7edc\u5e94\u7528\u95f4\u5b89\u5168\u5730\u4f20\u8f93\u4fe1\u606f\uff0c\u5b83\u4ee5\u7d27\u51d1\u4e14\u81ea\u5305\u542b\u7684\u65b9\u5f0f\uff0c\u901a\u8fc7 JSON \u5bf9\u8c61\u5728\u5404\u65b9\u4e4b\u95f4\u4f20\u9012\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n

JWT \u7531\u4e09\u90e8\u5206\u7ec4\u6210\uff0c\u7528 . \u5206\u9694\uff1a
Header\uff08\u5934\u90e8\uff09\uff1a\u5305\u542b\u7b97\u6cd5\uff08\u5982 HMAC SHA256 \u6216 RSA \uff09\u548c\u4ee4\u724c\u7c7b\u578b\uff08\u56fa\u5b9a\u4e3aJWT\uff09<\/p>\n\n\n\n

{\n    \"alg\": \"HS256\",\n    \"typ\": \"JWT\"\n}<\/code><\/pre>\n\n\n\n
Payload\uff08\u8d1f\u8f7d\uff09\uff1a\u643a\u5e26\u58f0\u660e\uff08\u5982\u7528\u6237\u8eab\u4efd\u3001\u6743\u9650\u3001\u6709\u6548\u671f\uff09\uff0c\u5206\u4e3a\u4e09\u7c7b\uff1a<\/p>\n\n\n\n
    \n
  • Registered clanims \uff08\u9884\u5b9a\u4e49\u5b57\u6bb5\uff0c\u5982 exp \u8fc7\u671f\u65f6\u95f4\u3001 iss \u7b7e\u53d1\u8005\uff09\u3002<\/li>\n\n\n\n
  • Public clanims \uff08\u516c\u5f00\u81ea\u5b9a\u4e49\u5b57\u6bb5\uff0c \u9700\u907f\u514d\u51b2\u7a81\uff09\u3002<\/li>\n\n\n\n
  • Private clanims \uff08\u79c1\u6709\u5b57\u6bb5\uff0c\u53cc\u65b9\u534f\u5546\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
    {\n    \"sub\": \"1234567890\",\n    \"name\": \"John Doe\",\n    \"admin\": true\n}<\/code><\/pre>\n\n\n\n
      \n
    • Signature\uff08\u7b7e\u540d\uff09\uff1a\u5bf9\u5934\u90e8\u548c\u8d1f\u8f7d\u7684\u7b7e\u540d\uff0c\u9632\u6b62\u6570\u636e\u7be1\u6539\u3002<\/li>\n<\/ul>\n\n\n\n
      \u96c6\u6210 JWT<\/h2>\n\n\n\n
      <!-- JWT -->\n<dependency>\n   <groupId>com.auth0<\/groupId>\n   <artifactId>java-jwt<\/artifactId>\n   <version>4.3.0<\/version>\n<\/dependency><\/code><\/pre>\n\n\n\n
      \u751f\u6210 Token<\/h2>\n\n\n\n
      utils\/TokenUtils.java<\/p>\n\n\n\n
      package org.example.springdemo.utils;\n\nimport cn.hutool.core.date.DateUtil;\nimport com.auth0.jwt.JWT;\nimport com.auth0.jwt.algorithms.Algorithm;\n\nimport java.util.Date;\n\npublic class TokenUtils {\n\n    \/**\n     * \u751f\u6210token\n     *\/\n    public static String createToken(String data, String sign) {\n        return JWT.create().withAudience(data) \/\/ \u5c06 UserId-role \u4fdd\u5b58\u5230 token \u91cc\u9762,\u4f5c\u4e3a\u8f7d\u8377\n                .withExpiresAt(DateUtil.offsetDay(new Date(),1)) \/\/ 1\u5929\u540etoken\u8fc7\u671f\n                .sign(Algorithm.HMAC256(sign)); \/\/ \u4ee5 password \u4f5c\u4e3a token \u7684\u5bc6\u94a5\uff0c HMAC256 \u52a0\u5bc6\u7b97\u6cd5\n    }\n}<\/code><\/pre>\n\n\n\n
      \u5728\u767b\u5f55\u63a5\u53e3\u8fd4\u56detoken<\/h2>\n\n\n\n
      AdminService \u7684 login \u65b9\u6cd5<\/p>\n\n\n\n
      \/\/\u521b\u5efatoken\u5e76\u8fd4\u56de\u7ed9\u524d\u7aef\nString token = TokenUtils.createToken(dbAdmin.getId() + \"-\" + \"ADMIN\", dbAdmin.getUsername());\ndbAdmin.setToken(token);<\/code><\/pre>\n\n\n\n
      Token\u7684\u683c\u5f0f<\/h2>\n\n\n\n
      \"\"<\/div><\/figure>\n\n\n\n
      eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJhdWQiOiIxLUFETUlOIiwiZXhwIjoxNzU3NzI3MjU1fQ.NUUpZ6X7MPIsUzxnBvD13fTUUIPNQBgSel35As7Of4A<\/code><\/pre>\n\n\n\n
      JWT\u62e6\u622a\u5668<\/h2>\n\n\n\n
      common\/WebConfig<\/p>\n\n\n\n
      package org.example.springdemo.common;\n\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.context.annotation.Configuration;\nimport org.springframework.web.servlet.config.annotation.InterceptorRegistry;\nimport org.springframework.web.servlet.config.annotation.WebMvcConfigurer;\n\n@Configuration\npublic class WebConfig implements WebMvcConfigurer {\n\n    @Override\n    public void addInterceptors(InterceptorRegistry registry) {\n        registry.addInterceptor(jwtInterceptor())\n                .addPathPatterns(\"\/**\")\n                .excludePathPatterns(\"\/login\", \"\/register\");\n    }\n\n    @Bean\n    public JWTInterceptor jwtInterceptor() {\n        return new JWTInterceptor();\n    }\n}\n<\/code><\/pre>\n\n\n\n
      common\/JWTInterceptor<\/pre>\n\n\n\n
      package org.example.springdemo.common;\n\nimport cn.hutool.core.util.StrUtil;\nimport com.auth0.jwt.JWT;\nimport com.auth0.jwt.JWTVerifier;\nimport com.auth0.jwt.algorithms.Algorithm;\nimport jakarta.annotation.Resource;\nimport jakarta.servlet.http.HttpServletRequest;\nimport jakarta.servlet.http.HttpServletResponse;\nimport org.example.springdemo.entity.Account;\nimport org.example.springdemo.exception.CustomerException;\nimport org.example.springdemo.service.AdminService;\nimport org.example.springdemo.service.UserService;\nimport org.springframework.stereotype.Component;\nimport org.springframework.web.servlet.HandlerInterceptor;\n\n@Component\npublic class JWTInterceptor implements HandlerInterceptor {\n\n    @Resource\n    AdminService adminService;\n    @Resource\n    UserService userService;\n\n    @Override\n    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {\n        \/\/ 1. \u4ece\u8bf7\u6c42\u5934\u62ff\u5230 token\n        String token = request.getHeader(\"token\");\n        if (StrUtil.isEmpty(token)){\n            \/\/ \u5982\u679c\u6ca1\u62ff\u5230\uff0c\u4ece\u53c2\u6570\u91cc\u518d\u90a3\u4e00\u6b21\n            token = request.getParameter(\"token\");\n        }\n        \/\/ 2. \u8ba4\u8bc1 token\n        if (StrUtil.isBlank(token)){\n            throw new CustomerException(\"401\", \"\u60a8\u65e0\u6743\u9650\u64cd\u4f5c\");\n        }\n        Account account = null;\n        try {\n            \/\/ \u62ff\u5230 token \u7684\u8f7d\u8377\u6570\u636e\n            String audience = JWT.decode(token).getAudience().get(0);\n            String[] split = audience.split(\"-\");\n            String userId = split[0];\n            String role = split[1];\n            \/\/ \u6839\u636e token \u89e3\u6790\u51fa\u6765\u7684 userId \u53bb\u5bf9\u5e94\u7684\u8868\u67e5\u8be2\u7528\u6237\u4fe1\u606f\n            if (\"ADMIN\".equals(role)) {\n                account = adminService.selectById(userId);\n            } else if (\"USER\".equals(role)){\n                account = userService.selectById(userId);\n            }\n        } catch (Exception e) {\n            throw new CustomerException(\"401\", \"\u60a8\u65e0\u6743\u9650\u64cd\u4f5c\");\n        }\n        if (account == null) {\n            throw new CustomerException(\"401\", \"\u60a8\u65e0\u6743\u9650\u64cd\u4f5c\");\n        }\n\n        try {\n            \/\/\u9a8c\u8bc1\u7b7e\u540d\n            JWTVerifier jwtVerifier = JWT.require(Algorithm.HMAC256(account.getPassword())).build();\n            jwtVerifier.verify(token);\n        } catch (Exception e) {\n            throw new CustomerException(\"401\", \"\u60a8\u65e0\u6743\u9650\u64cd\u4f5c\");\n        }\n        return true;\n    }\n}\n<\/code><\/pre>\n\n\n\n
      \u51fa\u73b0401\u9519\u8bef\uff0c\u60a8\u65e0\u6743\u9650\u8bbf\u95ee\u6570\u636e<\/h2>\n\n\n\n
      \"\"<\/div><\/figure>\n\n\n\n
      \u5728 vue \u7684 request.js \u7684\u62e6\u622a\u5668\u91cc\u9762\u52a0\u4e0a\u7edf\u4e00\u7684\u8bf7\u6c42\u5934 token<\/p>\n\n\n\n
      \"\"<\/div><\/figure>\n\n\n\n
      \u770b\u7f51\u7edc\u8bf7\u6c42\uff0c\u51fa\u73b0\u4e86 token <\/p>\n\n\n\n
      \"\"<\/div><\/figure>\n\n\n\n
      request.js\u7684\u4ee3\u7801\u793a\u4f8b<\/h2>\n\n\n\n
      import axios from \"axios\";\nimport {ElMessage} from \"element-plus\";\nimport router from \"@\/router\/index.js\";\n\nconst request = axios.create({\n    baseURL: \"http:\/\/localhost:9999\",\n    timeout: 3000   \/\/\u540e\u53f0\u63a5\u53e3\u8d85\u65f6\u65f6\u95f4\n})\n\n\/\/request\u62e6\u622a\u5668\n\/\/\u53ef\u4ee5\u81ea\u8bf7\u6c42\u53d1\u9001\u524d\u5bf9\u8bf7\u6c42\u505a\u4e00\u4e9b\u5904\u7406\nrequest.interceptors.request.use(config => {\n    config.headers['Content-Type'] = 'application\/json;charset=utf-8';\n    let user = JSON.parse(localStorage.getItem('code_user') || '{}');\n    config.headers['token'] = user.token\n    return config\n}, error => {\n    return Promise.reject(error)\n});\n\n\/\/response\u62e6\u622a\u5668\n\/\/\u53ef\u4ee5\u5728\u63a5\u53e3\u54cd\u5e94\u540e\u5bf9\u6570\u636e\u7edf\u4e00\u5904\u7406\nrequest.interceptors.response.use(\n    response => {\n        let res = response.data;\n        if(typeof res == 'string'){\n            res = res ? JSON.parse(res) : res\n        }\n        if (res.code === '401'){\n            ElMessage.error(res.msg)\n            router.push('\/login')\n        } else {\n            return res\n        }\n    },\n    error => {\n        if (error.response) {\n            if (error.response.status === 404) {\n                ElMessage.error(\"\u672a\u627e\u5230\u8bf7\u6c42\u63a5\u53e3\")\n            } else if (error.response.status === 500) {\n                ElMessage.error(\"\u7cfb\u7edf\u5f02\u5e38\uff0c\u8bf7\u67e5\u770b\u540e\u7aef\u63a7\u5236\u53f0\u62a5\u9519\")\n            }\n        } else {\n            ElMessage.error(\"\u7f51\u7edc\u9519\u8bef\uff0c\u8bf7\u68c0\u67e5\u8fde\u63a5\")\n            console.error(error.message)\n        }\n        return Promise.reject(error)\n    }\n)\n\nexport default request<\/code><\/pre>\n\n\n\n
      \u89e3\u6790 Token \u83b7\u53d6\u7528\u6237\u4fe1\u606f<\/h2>\n\n\n\n
      utils\/TokenUtils<\/p>\n\n\n\n
      package org.example.springdemo.utils;\n\nimport cn.hutool.core.date.DateUtil;\nimport cn.hutool.core.util.StrUtil;\nimport com.auth0.jwt.JWT;\nimport com.auth0.jwt.algorithms.Algorithm;\nimport jakarta.annotation.PostConstruct;\nimport jakarta.annotation.Resource;\nimport jakarta.servlet.http.HttpServletRequest;\nimport org.apache.xmlbeans.impl.xb.xsdschema.Attribute;\nimport org.example.springdemo.entity.Account;\nimport org.example.springdemo.service.AdminService;\nimport org.example.springdemo.service.UserService;\nimport org.springframework.stereotype.Component;\nimport org.springframework.web.context.request.RequestContextHolder;\nimport org.springframework.web.context.request.ServletRequestAttributes;\n\nimport java.util.Date;\n\n@Component\npublic class TokenUtils {\n\n    @Resource\n    AdminService adminService;\n    @Resource\n    UserService userService;\n\n    static AdminService staticAdminService;\n    static UserService staticUserService;\n\n    \/\/ springboot \u5de5\u7a0b\u542f\u52a8\u540e\u4f1a\u52a0\u8f7d\u8fd9\u6bb5\u4ee3\u7801\n    @PostConstruct\n    public void init() {\n        staticAdminService = adminService;\n        staticUserService = userService;\n    }\n\n    \/**\n     * \u751f\u6210token\n     *\/\n    public static String createToken(String data, String sign) {\n        return JWT.create().withAudience(data) \/\/ \u5c06 UserId-role \u4fdd\u5b58\u5230 token \u91cc\u9762,\u4f5c\u4e3a\u8f7d\u8377\n                .withExpiresAt(DateUtil.offsetDay(new Date(),1)) \/\/ 1\u5929\u540etoken\u8fc7\u671f\n                .sign(Algorithm.HMAC256(sign)); \/\/ \u4ee5 password \u4f5c\u4e3a token \u7684\u5bc6\u94a5\uff0c HMAC256 \u52a0\u5bc6\u7b97\u6cd5\n    }\n\n    \/**\n     * \u83b7\u53d6\u5f53\u524d\u767b\u5f55\u7684\u7528\u6237\u4fe1\u606f\n     *\/\n    public static Account getCurrentUser() {\n        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();\n        String token = request.getHeader(\"token\");\n        if (StrUtil.isBlank(token)) {\n            token = request.getParameter(\"token\");\n        }\n\n        \/\/ \u62ff\u5230 token \u7684\u8f7d\u8377\u6570\u636e\n        String audience = JWT.decode(token).getAudience().get(0);\n        String[] split = audience.split(\"-\");\n        String userId = split[0];\n        String role = split[1];\n        \/\/ \u6839\u636e token \u89e3\u6790\u51fa\u6765\u7684 userId \u53bb\u5bf9\u5e94\u7684\u8868\u67e5\u8be2\u7528\u6237\u4fe1\u606f\n        if (\"ADMIN\".equals(role)) {\n            return staticAdminService.selectById(userId);\n        } else if (\"USER\".equals(role)){\n            return staticUserService.selectById(userId);\n        }\n        return null;\n    }\n\n}<\/code><\/pre>\n\n\n\n
      \u5728 service \u65b9\u6cd5\u91cc\u9762\u83b7\u53d6\u5f53\u524d\u7684\u767b\u5f55\u7528\u6237\u4fe1\u606f<\/p>\n","protected":false},"excerpt":{"rendered":"
      \u4e3a\u4ec0\u4e48\u8981\u505a\u9274\u6743\uff1f \u56e0\u4e3a\u7ba1\u7406\u7cfb\u7edf\u7684\u6570\u636e\u662f\u654f\u611f\u7684\uff0c\u9690\u79c1\u7684\uff0c\u800c\u4e14\u4e00\u822c\u6bcf\u4e2a\u89d2\u8272\u6743\u9650\u662f\u4e0d\u540c\u7684\uff0c\u6240\u4ee5\u5fc5\u987b\u5728\u6570\u636e\u7684\u589e\u5220\u6539\u67e5\u64cd […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114,102],"tags":[],"class_list":["post-1842","post","type-post","status-publish","format-standard","hentry","category-spring-boot3vue3","category-102"],"_links":{"self":[{"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/posts\/1842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1842"}],"version-history":[{"count":3,"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/posts\/1842\/revisions"}],"predecessor-version":[{"id":1892,"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/posts\/1842\/revisions\/1892"}],"wp:attachment":[{"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zero-zl.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}