{"id":11651,"date":"2025-04-18T18:54:44","date_gmt":"2025-04-18T10:54:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/11651.html"},"modified":"2025-04-18T18:54:44","modified_gmt":"2025-04-18T10:54:44","slug":"java%e4%b8%ad%e6%9c%8d%e5%8a%a1%e5%99%a8%e4%bb%a3%e7%90%86%ef%bc%88proxy%ef%bc%89%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/11651.html","title":{"rendered":"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3"},"content":{"rendered":"<h2>Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406&#xff08;Proxy&#xff09;\u8be6\u89e3<\/h2>\n<p>\u670d\u52a1\u5668\u4ee3\u7406&#xff08;Proxy&#xff09;\u5728\u7f51\u7edc\u7f16\u7a0b\u548c\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u662f\u4e00\u4e2a\u81f3\u5173\u91cd\u8981\u7684\u6982\u5ff5&#xff0c;\u5176\u529f\u80fd\u8fdc\u8d85\u4e00\u822c\u7684\u7f51\u7edc\u8bf7\u6c42\u8f6c\u53d1\u3002\u5728\u73b0\u4ee3\u4e92\u8054\u7f51\u67b6\u6784\u4e2d&#xff0c;\u4ee3\u7406\u4e0d\u4ec5\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8d1f\u8f7d\u5747\u8861\u3001\u8bbf\u95ee\u63a7\u5236\u548c\u5b89\u5168\u9632\u62a4&#xff0c;\u8fd8\u6210\u4e3a\u4f18\u5316\u6027\u80fd\u4e0e\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u7684\u5173\u952e\u624b\u6bb5\u3002\u672c\u6587\u5c06\u7cfb\u7edf\u6027\u5730\u63a2\u8ba8\u4ee3\u7406\u7684\u57fa\u7840\u539f\u7406\u3001\u5b9e\u73b0\u65b9\u6cd5\u53ca\u5e94\u7528\u573a\u666f&#xff0c;\u5e76\u901a\u8fc7Spring Boot\u5b9e\u4f8b\u5c55\u793a\u5982\u4f55\u9ad8\u6548\u5730\u6784\u5efa\u548c\u90e8\u7f72\u4ee3\u7406\u670d\u52a1\u3002<\/p>\n<hr \/>\n<h3>\u4ec0\u4e48\u662f\u670d\u52a1\u5668\u4ee3\u7406&#xff1f;<\/h3>\n<p>\u670d\u52a1\u5668\u4ee3\u7406\u662f\u4e00\u79cd\u7f51\u7edc\u670d\u52a1\u7ec4\u4ef6&#xff0c;\u5b83\u5145\u5f53\u5ba2\u6237\u7aef\u4e0e\u76ee\u6807\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb&#xff0c;\u8d1f\u8d23\u63a5\u6536\u3001\u5904\u7406\u5e76\u8f6c\u53d1\u7f51\u7edc\u8bf7\u6c42\u3002\u6839\u636e\u4ee3\u7406\u5728\u7cfb\u7edf\u4e2d\u7684\u4f5c\u7528\u548c\u529f\u80fd&#xff0c;\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u79cd\u7c7b\u578b&#xff1a;<\/p>\n<h4>\u6b63\u5411\u4ee3\u7406&#xff08;Forward Proxy&#xff09;<\/h4>\n<ul>\n<li>\n<p>\u529f\u80fd\u7279\u70b9<\/p>\n<ul>\n<li>\u4e3a\u5ba2\u6237\u7aef\u670d\u52a1&#xff0c;\u4ee3\u8868\u5ba2\u6237\u7aef\u8bbf\u95ee\u76ee\u6807\u670d\u52a1\u5668\u3002<\/li>\n<li>\u5ba2\u6237\u7aef\u9700\u8981\u660e\u786e\u914d\u7f6e\u4ee3\u7406\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5178\u578b\u5e94\u7528\u573a\u666f<\/p>\n<ul>\n<li>\u8bbf\u95ee\u88ab\u9650\u5236\u7684\u8d44\u6e90&#xff08;\u5982\u901a\u8fc7VPN\u7a81\u7834\u7f51\u7edc\u5c01\u9501&#xff09;\u3002<\/li>\n<li>\u9690\u85cf\u5ba2\u6237\u7aefIP\u5730\u5740\u4ee5\u589e\u5f3a\u9690\u79c1\u4fdd\u62a4\u3002<\/li>\n<li>\u7f13\u5b58\u5ba2\u6237\u7aef\u8bf7\u6c42\u4ee5\u52a0\u5feb\u91cd\u590d\u8bbf\u95ee\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>\u53cd\u5411\u4ee3\u7406&#xff08;Reverse Proxy&#xff09;<\/h4>\n<ul>\n<li>\n<p>\u529f\u80fd\u7279\u70b9<\/p>\n<ul>\n<li>\u4e3a\u670d\u52a1\u5668\u670d\u52a1&#xff0c;\u4ee3\u8868\u670d\u52a1\u5668\u63a5\u6536\u5e76\u5904\u7406\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u3002<\/li>\n<li>\u5ba2\u6237\u7aef\u65e0\u987b\u611f\u77e5\u4ee3\u7406\u7684\u5b58\u5728&#xff0c;\u76f4\u63a5\u4e0e\u4ee3\u7406\u4ea4\u4e92\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5178\u578b\u5e94\u7528\u573a\u666f<\/p>\n<ul>\n<li>\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u8d1f\u8f7d\u5747\u8861&#xff0c;\u5c06\u8bf7\u6c42\u5206\u53d1\u5230\u591a\u53f0\u540e\u7aef\u670d\u52a1\u5668\u3002<\/li>\n<li>\u9690\u85cf\u771f\u5b9e\u670d\u52a1\u5668\u7684IP\u5730\u5740\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027\u3002<\/li>\n<li>\u52a8\u6001\u8def\u7531\u4e0e\u670d\u52a1\u53d1\u73b0&#xff0c;\u652f\u6301\u5fae\u670d\u52a1\u67b6\u6784\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>\u900f\u660e\u4ee3\u7406&#xff08;Transparent Proxy&#xff09;<\/h4>\n<ul>\n<li>\n<p>\u529f\u80fd\u7279\u70b9<\/p>\n<ul>\n<li>\u5ba2\u6237\u7aef\u65e0\u9700\u611f\u77e5\u4ee3\u7406\u7684\u5b58\u5728&#xff0c;\u4ee3\u7406\u670d\u52a1\u5668\u62e6\u622a\u5e76\u5904\u7406\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5178\u578b\u5e94\u7528\u573a\u666f<\/p>\n<ul>\n<li>\u7f51\u7edc\u6d41\u91cf\u76d1\u63a7\u4e0e\u8fc7\u6ee4&#xff0c;\u4f8b\u5982\u6821\u56ed\u7f51\u6216\u4f01\u4e1a\u5185\u7f51\u7684\u8bbf\u95ee\u65e5\u5fd7\u8bb0\u5f55\u3002<\/li>\n<li>\u7f13\u5b58\u4f18\u5316&#xff0c;\u63d0\u5347\u9ad8\u9891\u8bbf\u95ee\u5185\u5bb9\u7684\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6280\u672f\u5b9e\u73b0 \u5728Java\u4e2d&#xff0c;\u900f\u660e\u4ee3\u7406\u7684\u6838\u5fc3\u4e0e\u6b63\u5411\u4ee3\u7406\u7c7b\u4f3c&#xff0c;\u4f46\u9700\u989d\u5916\u5b9e\u73b0\u5bf9\u6d41\u91cf\u7684\u76d1\u542c\u548c\u81ea\u52a8\u62e6\u622a\u3002\u4f7f\u7528\u9002\u914d\u5668\u6216\u8fc7\u6ee4\u5668\u6a21\u5f0f\u80fd\u591f\u663e\u8457\u7b80\u5316\u5b9e\u73b0\u8fc7\u7a0b\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>Java\u4e2d\u5b9e\u73b0\u4ee3\u7406\u7684\u6838\u5fc3\u6280\u672f<\/h3>\n<p>\u5728Java\u4e2d&#xff0c;\u4ee3\u7406\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u4f9d\u8d56\u4e8e\u4ee5\u4e0b\u6838\u5fc3\u6280\u672f&#xff1a;<\/p>\n<h4>1. Socket\u7f16\u7a0b<\/h4>\n<p>\u901a\u8fc7ServerSocket\u76d1\u542c\u5ba2\u6237\u7aef\u8bf7\u6c42&#xff0c;\u4f7f\u7528Socket\u4e0e\u76ee\u6807\u670d\u52a1\u5668\u5efa\u7acb\u901a\u4fe1\u3002Socket\u7f16\u7a0b\u662f\u5b9e\u73b0\u4ee3\u7406\u7684\u57fa\u7840&#xff0c;\u4f46\u7f16\u5199\u5e95\u5c42\u4ee3\u7801\u53ef\u80fd\u8f83\u4e3a\u7e41\u7410&#xff0c;\u9002\u5408\u9700\u8981\u5b8c\u5168\u638c\u63a7\u7f51\u7edc\u884c\u4e3a\u7684\u573a\u666f\u3002<\/p>\n<h4>2. HttpURLConnection<\/h4>\n<p>Java\u81ea\u5e26\u7684\u8f7b\u91cf\u7ea7HTTP\u5ba2\u6237\u7aef&#xff0c;\u53ef\u5b9e\u73b0\u57fa\u672c\u7684HTTP\u8bf7\u6c42\u8f6c\u53d1&#xff0c;\u4f46\u6269\u5c55\u6027\u8f83\u5f31&#xff0c;\u4e14\u7f3a\u4e4f\u5bf9\u5f02\u6b65\u548c\u9ad8\u7ea7\u7279\u6027\u7684\u652f\u6301\u3002<\/p>\n<h4>3. java.net.Proxy\u7c7b<\/h4>\n<ul>\n<li>\n<p>\u529f\u80fd\u7279\u70b9<\/p>\n<ul>\n<li>\u63d0\u4f9b\u5bf9HTTP\u548cSOCKS\u4ee3\u7406\u7684\u5185\u7f6e\u652f\u6301\u3002<\/li>\n<li>\u901a\u8fc7\u6784\u9020Proxy\u5bf9\u8c61\u6307\u5b9a\u4ee3\u7406\u7c7b\u578b\u53ca\u5730\u5740\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u793a\u4f8b\u4ee3\u7801<\/p>\n<p> <span class=\"token class-name\">Proxy<\/span> proxy <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Proxy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Proxy<span class=\"token punctuation\">.<\/span>Type<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">HTTP<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">InetSocketAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;proxy.example.com&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">8080<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token class-name\">HttpURLConnection<\/span> connection <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">HttpURLConnection<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">URL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;http:\/\/example.com&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">openConnection<\/span><span class=\"token punctuation\">(<\/span>proxy<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nconnection<span class=\"token punctuation\">.<\/span><span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n <\/li>\n<\/ul>\n<h4>4. java.net.HttpClient&#xff08;Java 11&#043;&#xff09;<\/h4>\n<p>\u76f8\u6bd4HttpURLConnection&#xff0c;HttpClient\u652f\u6301\u66f4\u73b0\u4ee3\u5316\u7684\u5f02\u6b65\u548c\u5e76\u53d1\u8bf7\u6c42\u3002\u901a\u8fc7\u914d\u7f6e\u4ee3\u7406&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u5feb\u901f\u5b9e\u73b0\u9ad8\u6548\u7684\u8bf7\u6c42\u8f6c\u53d1&#xff1a;<\/p>\n<ul>\n<li>\u793a\u4f8b\u4ee3\u7801<span class=\"token class-name\">HttpClient<\/span> client <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">HttpClient<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">newBuilder<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">proxy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ProxySelector<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">of<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">InetSocketAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;proxy.example.com&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">8080<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token class-name\">HttpRequest<\/span> request <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">HttpRequest<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">newBuilder<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">uri<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">URI<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">create<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;http:\/\/example.com&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token class-name\">HttpResponse<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> response <span class=\"token operator\">&#061;<\/span> client<span class=\"token punctuation\">.<\/span><span class=\"token function\">send<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">HttpResponse<span class=\"token punctuation\">.<\/span>BodyHandlers<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">ofString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n <\/li>\n<\/ul>\n<h4>5. \u7b2c\u4e09\u65b9\u6846\u67b6<\/h4>\n<p>\u7b2c\u4e09\u65b9\u6846\u67b6\u5982OkHttp\u548cApache HttpClient&#xff0c;\u4e13\u4e3a\u73b0\u4ee3\u5316HTTP\u64cd\u4f5c\u8bbe\u8ba1&#xff0c;\u80fd\u591f\u7b80\u5316\u5f00\u53d1\u6d41\u7a0b\u5e76\u63d0\u4f9b\u4e30\u5bcc\u7684\u529f\u80fd\u652f\u6301\u3002\u8fd9\u4e9b\u6846\u67b6\u901a\u5e38\u5185\u7f6e\u4e86\u66f4\u9ad8\u6548\u7684\u8fde\u63a5\u6c60\u7ba1\u7406\u3001\u5f02\u6b65\u8bf7\u6c42\u652f\u6301\u4ee5\u53ca\u9ad8\u7ea7\u7279\u6027&#xff08;\u5982\u6587\u4ef6\u4e0a\u4f20\u3001\u6d41\u5f0f\u4f20\u8f93\u7b49&#xff09;&#xff0c;\u975e\u5e38\u9002\u5408\u751f\u4ea7\u73af\u5883\u4e2d\u7684\u590d\u6742\u9700\u6c42\u3002<\/p>\n<h5>OkHttp\u4ee3\u7406\u793a\u4f8b<\/h5>\n<p>OkHttp\u662f\u4e00\u4e2a\u8f7b\u91cf\u4e14\u9ad8\u6548\u7684HTTP\u5ba2\u6237\u7aef&#xff0c;\u914d\u7f6e\u4ee3\u7406\u7684\u65b9\u5f0f\u5982\u4e0b&#xff1a;<\/p>\n<p><span class=\"token class-name\">OkHttpClient<\/span> client <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">OkHttpClient<span class=\"token punctuation\">.<\/span>Builder<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">proxy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Proxy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Proxy<span class=\"token punctuation\">.<\/span>Type<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">HTTP<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">InetSocketAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;proxy.example.com&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">8080<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token class-name\">Request<\/span> request <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Request<span class=\"token punctuation\">.<\/span>Builder<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">url<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;http:\/\/example.com&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token class-name\">Response<\/span> response <span class=\"token operator\">&#061;<\/span> client<span class=\"token punctuation\">.<\/span><span class=\"token function\">newCall<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">execute<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">body<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>Spring Boot\u5b9e\u73b0\u4ee3\u7406\u7684\u9ad8\u7ea7\u5e94\u7528<\/h3>\n<h4>\u6b63\u5411\u4ee3\u7406\u7684\u5b9e\u73b0<\/h4>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u5982\u4f55\u4f7f\u7528Spring Boot\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u6b63\u5411\u4ee3\u7406&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">SpringApplication<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token punctuation\">.<\/span>autoconfigure<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">SpringBootApplication<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">ResponseEntity<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token operator\">*<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>client<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RestTemplate<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;SpringBootApplication<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ForwardProxyApplication<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> args<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">SpringApplication<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">run<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ForwardProxyApplication<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">,<\/span> args<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;RestController<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;RequestMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/proxy&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ProxyController<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">RestTemplate<\/span> restTemplate <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">RestTemplate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;GetMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/**&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">proxyRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token annotation punctuation\">&#064;RequestParam<\/span> <span class=\"token class-name\">String<\/span> url<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> response <span class=\"token operator\">&#061;<\/span> restTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">getForEntity<\/span><span class=\"token punctuation\">(<\/span>url<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">status<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getStatusCode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                             <span class=\"token punctuation\">.<\/span><span class=\"token function\">headers<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getHeaders<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                             <span class=\"token punctuation\">.<\/span><span class=\"token function\">body<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getBody<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u53cd\u5411\u4ee3\u7406\u7684\u5b9e\u73b0<\/h4>\n<p>\u57fa\u4e8eSpring Cloud Gateway&#xff0c;\u53ef\u4ee5\u5feb\u901f\u5b9e\u73b0\u53cd\u5411\u4ee3\u7406\u670d\u52a1&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">SpringApplication<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token punctuation\">.<\/span>autoconfigure<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">SpringBootApplication<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>cloud<span class=\"token punctuation\">.<\/span>gateway<span class=\"token punctuation\">.<\/span>route<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RouteLocator<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>cloud<span class=\"token punctuation\">.<\/span>gateway<span class=\"token punctuation\">.<\/span>route<span class=\"token punctuation\">.<\/span>builder<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RouteLocatorBuilder<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">Bean<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;SpringBootApplication<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ReverseProxyApplication<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> args<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">SpringApplication<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">run<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ReverseProxyApplication<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">,<\/span> args<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Bean<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">RouteLocator<\/span> <span class=\"token function\">customRouteLocator<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">RouteLocatorBuilder<\/span> builder<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> builder<span class=\"token punctuation\">.<\/span><span class=\"token function\">routes<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;service1&#034;<\/span><span class=\"token punctuation\">,<\/span> r <span class=\"token operator\">-&gt;<\/span> r<span class=\"token punctuation\">.<\/span><span class=\"token function\">path<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/service1\/**&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">uri<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;http:\/\/service1.example.com&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;service2&#034;<\/span><span class=\"token punctuation\">,<\/span> r <span class=\"token operator\">-&gt;<\/span> r<span class=\"token punctuation\">.<\/span><span class=\"token function\">path<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/service2\/**&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">uri<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;http:\/\/service2.example.com&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<hr \/>\n<h3>\u4f7f\u7528\u4ee3\u7406\u89e3\u51b3CORS\u9650\u5236\u7684\u5b9e\u9645\u6848\u4f8b<\/h3>\n<h4>\u80cc\u666f\u95ee\u9898<\/h4>\n<p>\u524d\u7aef\u5728\u8de8\u57df\u8bbf\u95ee\u8d44\u6e90\u65f6&#xff0c;\u56e0CORS\u7b56\u7565\u9650\u5236\u53ef\u80fd\u65e0\u6cd5\u76f4\u63a5\u83b7\u53d6\u76ee\u6807\u670d\u52a1\u5668\u7684\u6570\u636e\u3002\u4f8b\u5982&#xff0c;http:\/\/frontend.example.com\u5c1d\u8bd5\u8bf7\u6c42http:\/\/backend.example.com\/resource\u65f6&#xff0c;\u6d4f\u89c8\u5668\u4f1a\u963b\u6b62\u8bf7\u6c42\u3002<\/p>\n<h4>\u4f7f\u7528Spring Boot\u4ee3\u7406\u89e3\u51b3CORS\u95ee\u9898<\/h4>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u5c55\u793a\u4e86\u4e00\u4e2a\u652f\u6301\u8de8\u57df\u4ee3\u7406\u7684\u670d\u52a1\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">SpringApplication<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>boot<span class=\"token punctuation\">.<\/span>autoconfigure<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">SpringBootApplication<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">ResponseEntity<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token operator\">*<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>client<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RestTemplate<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;SpringBootApplication<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">CorsProxyApplication<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> args<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">SpringApplication<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">run<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">CorsProxyApplication<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">,<\/span> args<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;RestController<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;RequestMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/cors-proxy&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">CorsProxyController<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">RestTemplate<\/span> restTemplate <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">RestTemplate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;GetMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/**&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;CrossOrigin<\/span><span class=\"token punctuation\">(<\/span>origins <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;*&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">proxyRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token annotation punctuation\">&#064;RequestParam<\/span> <span class=\"token class-name\">String<\/span> url<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> response <span class=\"token operator\">&#061;<\/span> restTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">getForEntity<\/span><span class=\"token punctuation\">(<\/span>url<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">status<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getStatusCode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                             <span class=\"token punctuation\">.<\/span><span class=\"token function\">body<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getBody<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<ul>\n<li>\u8bf7\u6c42\u793a\u4f8b&#xff1a;<span class=\"token function\">fetch<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;http:\/\/localhost:8080\/cors-proxy?url&#061;http:\/\/backend.example.com\/resource&#039;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">then<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">response<\/span> <span class=\"token operator\">&#061;&gt;<\/span> response<span class=\"token punctuation\">.<\/span><span class=\"token function\">json<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token function\">then<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">data<\/span> <span class=\"token operator\">&#061;&gt;<\/span> console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n <\/li>\n<\/ul>\n<hr \/>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u672c\u6587\u5168\u9762\u63a2\u8ba8\u4e86\u4ee3\u7406\u7684\u6982\u5ff5\u3001\u5206\u7c7b\u4e0e\u5b9e\u73b0&#xff0c;\u5e76\u901a\u8fc7Spring Boot\u5c55\u793a\u4e86\u5982\u4f55\u5e94\u5bf9\u5b9e\u9645\u95ee\u9898\u5982CORS\u9650\u5236\u3002\u540c\u65f6&#xff0c;\u8fd8\u63d0\u4f9b\u4e86\u591a\u4e2a\u4ee3\u7801\u5b9e\u4f8b\u548c\u5b9e\u7528\u7684\u5e94\u7528\u573a\u666f&#xff0c;\u5305\u62ec\u6b63\u5411\u4ee3\u7406\u3001\u53cd\u5411\u4ee3\u7406\u548c\u900f\u660e\u4ee3\u7406\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002\u901a\u8fc7\u8fd9\u4e9b\u6280\u672f\u624b\u6bb5&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u9ad8\u6548\u6784\u5efa\u7075\u6d3b\u7684\u7f51\u7edc\u670d\u52a1&#xff0c;\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u4e0e\u5b89\u5168\u6027&#xff0c;\u5e76\u89e3\u51b3\u8bf8\u5982\u8de8\u57df\u9650\u5236\u7b49\u590d\u6742\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2.4k\u6b21\uff0c\u70b9\u8d5e9\u6b21\uff0c\u6536\u85cf19\u6b21\u3002\u670d\u52a1\u5668\u4ee3\u7406\u662f\u4e00\u79cd\u7f51\u7edc\u670d\u52a1\u7ec4\u4ef6\uff0c\u5b83\u5145\u5f53\u5ba2\u6237\u7aef\u4e0e\u76ee\u6807\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb\uff0c\u8d1f\u8d23\u63a5\u6536\u3001\u5904\u7406\u5e76\u8f6c\u53d1\u7f51\u7edc\u8bf7\u6c42\u3002\u672c\u6587\u5168\u9762\u63a2\u8ba8\u4e86\u4ee3\u7406\u7684\u6982\u5ff5\u3001\u5206\u7c7b\u4e0e\u5b9e\u73b0\uff0c\u5e76\u901a\u8fc7Spring Boot\u5c55\u793a\u4e86\u5982\u4f55\u5e94\u5bf9\u5b9e\u9645\u95ee\u9898\u5982CORS\u9650\u5236\u3002\u540c\u65f6\uff0c\u8fd8\u63d0\u4f9b\u4e86\u591a\u4e2a\u4ee3\u7801\u5b9e\u4f8b\u548c\u5b9e\u7528\u7684\u5e94\u7528\u573a\u666f\uff0c\u5305\u62ec\u6b63\u5411\u4ee3\u7406\u3001\u53cd\u5411\u4ee3\u7406\u548c\u900f\u660e\u4ee3\u7406\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002\u901a\u8fc7\u8fd9\u4e9b\u6280\u672f\u624b\u6bb5\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u9ad8\u6548\u6784\u5efa\u7075\u6d3b\u7684\u7f51\u7edc\u670d\u52a1\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u4e0e\u5b89\u5168\u6027\uff0c\u5e76\u89e3\u51b3\u8bf8\u5982\u8de8\u57df\u9650\u5236\u7b49\u590d\u6742\u95ee\u9898\u3002_java\u5b9e\u73b0\u4ee3\u7406\u8f6c\u53d1\u8bf7\u6c42<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[99,594,292,190,43],"topic":[],"class_list":["post-11651","post","type-post","status-publish","format-standard","hentry","category-server","tag-java","tag-web","tag-292","tag-190","tag-43"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/11651.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2.4k\u6b21\uff0c\u70b9\u8d5e9\u6b21\uff0c\u6536\u85cf19\u6b21\u3002\u670d\u52a1\u5668\u4ee3\u7406\u662f\u4e00\u79cd\u7f51\u7edc\u670d\u52a1\u7ec4\u4ef6\uff0c\u5b83\u5145\u5f53\u5ba2\u6237\u7aef\u4e0e\u76ee\u6807\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb\uff0c\u8d1f\u8d23\u63a5\u6536\u3001\u5904\u7406\u5e76\u8f6c\u53d1\u7f51\u7edc\u8bf7\u6c42\u3002\u672c\u6587\u5168\u9762\u63a2\u8ba8\u4e86\u4ee3\u7406\u7684\u6982\u5ff5\u3001\u5206\u7c7b\u4e0e\u5b9e\u73b0\uff0c\u5e76\u901a\u8fc7Spring Boot\u5c55\u793a\u4e86\u5982\u4f55\u5e94\u5bf9\u5b9e\u9645\u95ee\u9898\u5982CORS\u9650\u5236\u3002\u540c\u65f6\uff0c\u8fd8\u63d0\u4f9b\u4e86\u591a\u4e2a\u4ee3\u7801\u5b9e\u4f8b\u548c\u5b9e\u7528\u7684\u5e94\u7528\u573a\u666f\uff0c\u5305\u62ec\u6b63\u5411\u4ee3\u7406\u3001\u53cd\u5411\u4ee3\u7406\u548c\u900f\u660e\u4ee3\u7406\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002\u901a\u8fc7\u8fd9\u4e9b\u6280\u672f\u624b\u6bb5\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u9ad8\u6548\u6784\u5efa\u7075\u6d3b\u7684\u7f51\u7edc\u670d\u52a1\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u4e0e\u5b89\u5168\u6027\uff0c\u5e76\u89e3\u51b3\u8bf8\u5982\u8de8\u57df\u9650\u5236\u7b49\u590d\u6742\u95ee\u9898\u3002_java\u5b9e\u73b0\u4ee3\u7406\u8f6c\u53d1\u8bf7\u6c42\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/11651.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-18T10:54:44+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/11651.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/11651.html\",\"name\":\"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-04-18T10:54:44+00:00\",\"dateModified\":\"2025-04-18T10:54:44+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/11651.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/11651.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/11651.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/11651.html","og_locale":"zh_CN","og_type":"article","og_title":"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2.4k\u6b21\uff0c\u70b9\u8d5e9\u6b21\uff0c\u6536\u85cf19\u6b21\u3002\u670d\u52a1\u5668\u4ee3\u7406\u662f\u4e00\u79cd\u7f51\u7edc\u670d\u52a1\u7ec4\u4ef6\uff0c\u5b83\u5145\u5f53\u5ba2\u6237\u7aef\u4e0e\u76ee\u6807\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb\uff0c\u8d1f\u8d23\u63a5\u6536\u3001\u5904\u7406\u5e76\u8f6c\u53d1\u7f51\u7edc\u8bf7\u6c42\u3002\u672c\u6587\u5168\u9762\u63a2\u8ba8\u4e86\u4ee3\u7406\u7684\u6982\u5ff5\u3001\u5206\u7c7b\u4e0e\u5b9e\u73b0\uff0c\u5e76\u901a\u8fc7Spring Boot\u5c55\u793a\u4e86\u5982\u4f55\u5e94\u5bf9\u5b9e\u9645\u95ee\u9898\u5982CORS\u9650\u5236\u3002\u540c\u65f6\uff0c\u8fd8\u63d0\u4f9b\u4e86\u591a\u4e2a\u4ee3\u7801\u5b9e\u4f8b\u548c\u5b9e\u7528\u7684\u5e94\u7528\u573a\u666f\uff0c\u5305\u62ec\u6b63\u5411\u4ee3\u7406\u3001\u53cd\u5411\u4ee3\u7406\u548c\u900f\u660e\u4ee3\u7406\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002\u901a\u8fc7\u8fd9\u4e9b\u6280\u672f\u624b\u6bb5\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u9ad8\u6548\u6784\u5efa\u7075\u6d3b\u7684\u7f51\u7edc\u670d\u52a1\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u4e0e\u5b89\u5168\u6027\uff0c\u5e76\u89e3\u51b3\u8bf8\u5982\u8de8\u57df\u9650\u5236\u7b49\u590d\u6742\u95ee\u9898\u3002_java\u5b9e\u73b0\u4ee3\u7406\u8f6c\u53d1\u8bf7\u6c42","og_url":"https:\/\/www.wsisp.com\/helps\/11651.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-04-18T10:54:44+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/11651.html","url":"https:\/\/www.wsisp.com\/helps\/11651.html","name":"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-04-18T10:54:44+00:00","dateModified":"2025-04-18T10:54:44+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/11651.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/11651.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/11651.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Java\u4e2d\u670d\u52a1\u5668\u4ee3\u7406\uff08Proxy\uff09\u8be6\u89e3"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/11651","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=11651"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/11651\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=11651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=11651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=11651"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=11651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}