{"id":3186,"date":"2018-10-10T15:02:06","date_gmt":"2018-10-10T07:02:06","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=3186"},"modified":"2018-10-10T15:02:06","modified_gmt":"2018-10-10T07:02:06","slug":"spring-boot-webflux-webfilter-%e8%bf%87%e6%bb%a4%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=3186","title":{"rendered":"Spring Boot WebFlux WebFilter \u8fc7\u6ee4\u5668"},"content":{"rendered":"<p>\n\twebflux \u6709\u4eba\u628a\u5b83\u79f0\u4f5c\u53cd\u5e94\u5f0f\u7f16\u7a0b\uff0c\u4e5f\u6709\u4eba\u628a\u5b83\u79f0\u4f5c\u54cd\u5e94\u5f0f\u7f16\u7a0b\uff0c\u8fd8\u6709\u4eba\u628a\u5b83\u79f0\u4f5c\u51fd\u6570\u5f0f\u7f16\u7a0b\u3002\u4e0d\u7ba1\u79f0\u4f5c\u54ea\u79cd\u65b9\u5f0f\uff0c\u5b83\u90fd\u662f\u4e00\u79cd\u8d8b\u52bf\uff01\n<\/p>\n<p>\n\t\u7ed3\u5408\u524d\u9762\u76844\u7bc7\u6587\u7ae0\uff0c\u6211\u4eec\u4eca\u5929\u6765\u5b66\u4e60 webflux \u7684\u8fc7\u6ee4\u5668&nbsp;WebFilter\uff01\n<\/p>\n<p>\n\tWebFilter \u662f\u4e00\u4e2a\u63a5\u53e3\u3002\u91cc\u9762\u53ea\u5b9a\u4e49\u4e86\u4e00\u4e2a\u65b9\u6cd5\uff0cMono&lt;Void&gt; filter(ServerWebExchange var1, WebFilterChain var2); \u6240\u4ee5\uff0c\u6211\u4eec\u8981\u4f7f\u7528&nbsp;WebFilter \u53ea\u9700\u8981\u5b9e\u73b0\u8fd9\u4e00\u4e2a\u65b9\u6cd5\u5373\u53ef\u3002\n<\/p>\n<p>\n\t\u6211\u4eec\u5148\u6765\u770b\u4e00\u4e2a\u4e3b\u8981\u7684\u5b9e\u73b0\u4ee3\u7801\uff1a\n<\/p>\n<pre class=\"brush:java;\">\r\n@Configuration\r\n@Order(-1)\r\npublic class XttblogWebFilter implements WebFilter {\r\n    @Override\r\n    public Mono&lt;Void&gt; filter(ServerWebExchange serverWebExchange, WebFilterChain webFilterChain) {\r\n\r\n        ServerHttpRequest request =  serverWebExchange.getRequest();\r\n\r\n        \/\/\u83b7\u53d6\u8bf7\u6c42http\u5934xttblog_token\u503c\r\n        String token = request.getHeaders().getFirst(&quot;xttblog_token&quot;);\r\n        System.out.println(&quot;xttblog_token \uff1d&quot; + token);\r\n\r\n        \/\/\u6dfb\u52a0\u8bf7\u6c42\u5c5e\u6027key\u548cvalue\r\n        serverWebExchange.getAttributes().put(&quot;url&quot;, &quot;www.xttblog.com&quot;);\r\n\r\n        \/*\u8fc7\u6ee4\u5668\u94fe\u7684\u6982\u5ff5\u90fd\u662f\u7c7b\u4f3c\u7684\uff0c\u8c03\u7528\u8fc7\u6ee4\u5668\u94fe\u7684filter\u65b9\u6cd5\u5c06\u8bf7\u6c42\u8f6c\u5230\u4e0b\u4e00\u4e2afilter\uff0c\u5982\u679c\u8be5filter\u662f\u6700\u540e\u4e00  \u4e2afilter,\u90a3\u5c31\u8f6c\u5230\r\n        \u8be5\u8bf7\u6c42\u5bf9\u5e94\u7684handler,\u4e5f\u5c31\u662fcontroller\u65b9\u6cd5\u6216\u51fd\u6570\u5f0fendpoint *\/\r\n        return webFilterChain.filter(serverWebExchange);\r\n    }\r\n\r\n}<\/pre>\n<p>\n\t\u8fd9\u6bb5\u4ee3\u7801\u5f88\u7b80\u5355\uff0c\u6211\u4eec\u4e3b\u8981\u662f\u60f3\u83b7\u53d6\u8bf7\u6c42\u4e2d header \u7684\u7b2c\u4e00\u4e2a\u53c2\u6570&nbsp;xttblog_token\uff0c\u6253\u5370\u51fa\u8fd9\u4e2a\u53c2\u6570\u5e76\u5728\u8bf7\u6c42\u4e2d\u653e\u5165\u4e00\u4e2aurl\u5c5e\u6027\u3002\n<\/p>\n<p>\n\tServerWebExchange \u662f WebFlux \u7684\u4e00\u4e2a\u670d\u52a1\u4ea4\u6362\u5668\u3002\u4ece\u5b83\u91cc\u9762\u53ef\u4ee5\u83b7\u5f97&nbsp;ServerHttpRequest \u548c&nbsp;ServerHttpResponse\u3002\n<\/p>\n<p>\n\t\u88ab\u62e6\u622a\u8fdb\u884c\u6570\u636e\u5904\u7406\u540e\uff0c\u5982\u679c\u8981\u653e\u884c\u5c31\u6700\u540e\u8c03\u7528&nbsp;WebFilterChain \u4e2d\u7684&nbsp;filter \u5373\u53ef\u3002\u5982\u679c\u8981\u62e6\u622a\u8df3\u8f6c\u5230\u6307\u5b9a\u9875\u9762\uff0c\u8fd4\u56de\u4e00\u4e2a&nbsp;Mono \u5373\u53ef\u3002\n<\/p>\n<p>\n\tWebFlux \u975e\u5e38\u7684\u7b80\u5355\uff0c\u5904\u7406\u8fc7\u6ee4\u5668\u7684\u65b9\u5f0f\u4e5f\u548c SpringMVC \u6709\u4e9b\u7c7b\u4f3c\u3002\n<\/p>\n<p>\n\t@Order \u6ce8\u89e3\u662f\u8868\u793a\u8fc7\u6ee4\u5668\u7684\u6267\u884c\u987a\u5e8f\u3002\u6570\u503c\u8d8a\u5c0f\uff0c\u8d8a\u5148\u6267\u884c\uff01\n<\/p>\n<p>\n\t\u4e0b\u9762\u6211\u4eec\u518d\u770b\u4e00\u4e2a\u5904\u7406\u767b\u5f55\u8fc7\u6ee4 token \u7684\u4f8b\u5b50\uff1a\n<\/p>\n<pre class=\"brush:java;\">\r\npublic class AuthFilter implements WebFilter {\r\n    @Override\r\n    public Mono&lt;Void&gt; filter(ServerWebExchange exchange, WebFilterChain chain) {\r\n        ServerHttpRequest request =  exchange.getRequest();\r\n        \/\/ServerHttpResponse response =  exchange.getResponse();\r\n\r\n        String token = request.getHeaders().getFirst(&quot;token&quot;);\r\n        if(null == token){\r\n                \/*http\u5934\u4e2d\u6ca1\u6709appKey\uff0c\u4fee\u6539\u8bf7\u6c42\u7684\u76ee\u6807url\u4e3a\/auth\/error\r\n                  request.mutate\u8fd4\u56de\u4e00\u4e2a\u8bf7\u6c42\u6784\u5efa\u5668(builder design pattern)\uff0cpath\u65b9\u6cd5\u4fee\u6539\u8bf7\u6c42\u7684url\uff0cbuild\u65b9\u6cd5\u8fd4\u56de\u65b0\u7684request\r\n               *\/\r\n            ServerHttpRequest authErrorReq = request.mutate().path(&quot;\/auth\/error&quot;).build();\r\n            \/\/erverWebExchange.mutate\u7c7b\u4f3c\uff0c\u6784\u5efa\u4e00\u4e2a\u65b0\u7684ServerWebExchange\r\n            ServerWebExchange authErrorExchange = exchange.mutate().request(authErrorReq).build();\r\n            return chain.filter(authErrorExchange);\r\n        } else{ \/\/ \u4e1a\u4f59\u8349\uff1awww.xttblog.com\r\n            return chain.filter(exchange);\r\n        }\r\n    }\r\n}<\/pre>\n<p>\n\t\u83b7\u53d6\u8bf7\u6c42\u4e2d\u7684 token \u53c2\u6570\uff0c\u5982\u679c\u4e3a\u7a7a\u5219\u8df3\u8f6c\u5230\u8ba4\u8bc1\u5931\u8d25\u7684\u9875\u9762\uff0c\u5426\u5219\u653e\u884c\u3002\n<\/p>\n<p>\n\t\u6ce8\u610f\uff0c\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6ca1\u6709@Order\u6ce8\u89e3\uff0c\u8fc7\u6ee4\u5668\u7684\u6267\u884c\u987a\u5e8f\u5c06\u6309\u5b9e\u73b0\u7c7b\u7684\u5168\u9650\u5b9a\u7c7b\u540d(\u542b\u6709\u5305\u540d)\u7684\u5b57\u5178\u5e8f\u5347\u5e8f\u6392\u5217\u8fdb\u884c\u6267\u884c\u3002\n<\/p>\n<p>\n\t\u5b9e\u9645\u5e94\u7528\u4e2d WebFilter \u7684\u903b\u8f91\u6bd4\u8fd9\u590d\u6742\u7684\u591a\uff0c\u4f46\u662f\u5b9e\u73b0\u601d\u8def\u662f\u4e00\u81f4\u7684\u3002\u9700\u8981\u6e90\u7801\u7684\u670b\u53cb\u626b\u63cf\u4e0b\u65b9\u5fae\u4fe1\u516c\u4f17\u53f7\uff0c\u5173\u6ce8&ldquo;\u4e1a\u4f59\u8349&rdquo;\uff0c\u56de\u590d\uff1a&ldquo;webflux&rdquo;\u7ed9\u4f60\u6574\u4e2a\u6559\u7a0b\u7684\u6240\u6709\u6e90\u7801\uff0c\u8fdb\u884c\u514d\u8d39\u4e0b\u8f7d\uff01<\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=3186\">Spring Boot WebFlux WebFilter \u8fc7\u6ee4\u5668<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> -->","protected":false},"excerpt":{"rendered":"<p>webflux \u6709\u4eba\u628a\u5b83\u79f0\u4f5c\u53cd\u5e94\u5f0f\u7f16\u7a0b\uff0c\u4e5f\u6709\u4eba\u628a\u5b83\u79f0\u4f5c\u54cd\u5e94\u5f0f\u7f16\u7a0b\uff0c\u8fd8\u6709\u4eba\u628a\u5b83\u79f0\u4f5c\u51fd\u6570\u5f0f\u7f16\u7a0b\u3002\u4e0d\u7ba1\u79f0\u4f5c\u54ea\u79cd\u65b9\u5f0f\uff0c [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[1710,1709,1711,1522,1708,1701],"class_list":["post-3186","post","type-post","status-publish","format-standard","hentry","category-java","tag-flux","tag-mono","tag-reactor","tag-springboot","tag-webfilter","tag-webflux"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3186"}],"version-history":[{"count":2,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3186\/revisions"}],"predecessor-version":[{"id":3188,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3186\/revisions\/3188"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}