{"id":873,"date":"2021-09-14T13:20:34","date_gmt":"2021-09-14T05:20:34","guid":{"rendered":"http:\/\/www.wayln.com\/?p=873"},"modified":"2021-09-14T13:20:34","modified_gmt":"2021-09-14T05:20:34","slug":"system-reactive%e5%9f%ba%e7%a1%80-%e8%b6%85%e6%97%b6","status":"publish","type":"post","link":"https:\/\/www.wayln.com\/?p=873","title":{"rendered":"System.Reactive\u57fa\u7840\u2014\u2014\u8d85\u65f6"},"content":{"rendered":"<div id=\"toc_container\" class=\"toc_transparent no_bullets\"><p class=\"toc_title\">Contents<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u95ee\u9898<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u89e3\u51b3\u65b9\u6848<\/a><\/li><\/ul><\/div>\n<h1><span id=\"i\">\u95ee\u9898<\/span><\/h1>\n<p>\u5047\u8bbe\u4f60\u5e0c\u671b\u4e8b\u4ef6\u80fd\u591f\u5728\u4e00\u5b9a\u7684\u65f6\u95f4\u5185\u5230\u8fbe\uff0c\u5e76\u9700\u8981\u786e\u4fdd\u5373\u4fbf\u4e8b\u4ef6\u672a\u80fd\u5230\u8fbe\uff0c\u7a0b\u5e8f\u4e5f\u4f1a\u53ca\u65f6\u54cd\u5e94\u3002\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u8fd9\u7c7b\u4e8b\u4ef6\u662f\u5355\u4e2a\u5f02\u6b65\u64cd\u4f5c\uff0c\u6bd4\u5982\u4eceWeb\u670d\u52a1\u8bf7\u6c42\u83b7\u53d6\u54cd\u5e94\u3002<\/p>\n<h1><span id=\"i-2\">\u89e3\u51b3\u65b9\u6848<\/span><\/h1>\n<p>Timeout\u8fd0\u7b97\u7b26\u4f1a\u5728\u5176\u8f93\u5165\u6d41\u4e0a\u521b\u5efa\u6ed1\u52a8\u7684\u8d85\u65f6\u7a97\u53e3\u3002\u6bcf\u5f53\u6709\u65b0\u4e8b\u4ef6\u5230\u6765\u65f6\uff0c\u8be5\u8d85\u65f6\u7a97\u53e3\u5c31\u4f1a\u5145\u503c\uff0c\u5982\u679c\u8d85\u65f6\u8fc7\u671f\uff0c\u5374\u672a\u5728\u7a97\u53e3\u4e2d\u53d1\u73b0\u4e8b\u4ef6\uff0cTimeout\u8fd0\u7b97\u7b26\u5c31\u4f1a\u5305\u542bTimeoutException\u7684OnError\u901a\u77e5\u7ec8\u6b62\u8be5\u6d41<br \/>\n\u4e3a\u4e86\u542f\u52a8Web\u8bf7\u6c42\uff0c\u4ee3\u7801\u4f7f\u7528\u4e86ToObservable\u5c06Task&lt;T&#62;\u8f6c\u6362\u4e3aIObservable&lt;T&#62;<\/p>\n<pre><code class=\"language-CSharp line-numbers\">        void GetWitTimeout(HttpClient client)\n        {\n            client.GetStringAsync(\"http:\/\/exampleurl\").ToObservable().Timeout(TimeSpan.FromSeconds(1)).Subscribe(\n                x =&gt; Trace.WriteLine($\"{DateTime.Now.Second};Saw {x.Length}\"), ex =&gt; Trace.WriteLine(ex));\n        }\n<\/code><\/pre>\n<p>Timeout\u8fd8\u53ef\u4ee5\u5c06\u5b83\u7528\u5728\u4efb\u4f55\u7684\u4e8b\u4ef6\u6d41\u4e0a<\/p>\n<pre><code class=\"language-CSharp line-numbers\"> Observable.FromEventPattern&lt;MouseEventHandler, MouseEventArgs&gt;(\n                handler =&gt; (s, a) =&gt; handler(s, a), handler =&gt; MouseMove += handler, handler =&gt; MouseMove -= handler).Select(x =&gt; x.EventArgs.Location).Timeout(TimeSpan.FromSeconds(1)).Subscribe(x =&gt; Trace.WriteLine($\"{DateTime.Now.Second}:Saw{x.X + x.Y}\"), ex =&gt; Trace.WriteLine(ex));\n<\/code><\/pre>\n<p>\u4ee5\u6211\u7684\u8ba1\u7b97\u673a\u4e3a\u4f8b\uff0c\u9f20\u6807\u5148\u79fb\u52a8\u4e00\u4f1a\uff0c\u7136\u540e\u9759\u6b621\u79d2\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-CSharp line-numbers\">51:Saw634\n51:Saw631\n\u201cWinFormsApp6.exe\u201d(CoreCLR: clrhost): \u5df2\u52a0\u8f7d\u201cC:\\Program Files\\dotnet\\shared\\Microsoft.NETCore.App\\3.1.17\\System.Threading.ThreadPool.dll\u201d\u3002\u5df2\u8df3\u8fc7\u52a0\u8f7d\u7b26\u53f7\u3002\u6a21\u5757\u8fdb\u884c\u4e86\u4f18\u5316\uff0c\u5e76\u4e14\u8c03\u8bd5\u5668\u9009\u9879\u201c\u4ec5\u6211\u7684\u4ee3\u7801\u201d\u5df2\u542f\u7528\u3002\nSystem.TimeoutException: The operation has timed out.\n<\/code><\/pre>\n<p>\u6ce8\u610f\uff0c\u4e00\u65e6TimeoutException\u53d1\u9001\u81f3OnError,\u6d41\u5c31\u7ed3\u675f\u4e86\uff0c\u518d\u4e5f\u4e0d\u4f1a\u5f55\u5165\u4efb\u4f55\u9f20\u6807\u79fb\u52a8\u4e8b\u4ef6\uff0c\u4e5f\u8bb8\u8fd9\u5e76\u975e\u4f60\u671f\u671b\u7684\u884c\u4e3a\uff0c\u4e0d\u8fc7Timeout\u8fd0\u7b97\u7b26\u5177\u6709\u91cd\u8f7d\uff0c\u5728\u8d85\u65f6\u53d1\u751f\u65f6\u53ef\u4ee5\u4ee3\u66ff\u7b2c\u4e8c\u4e2a\u4e8b\u4ef6\u6d41\uff0c\u800c\u4e0d\u662f\u901a\u8fc7\u5f02\u5e38\u7ec8\u6b62\u8be5\u6d41\u3002<br \/>\n\u4e0b\u9762\u8fd9\u4e2a\u793a\u4f8b\u89c2\u5bdf\u5728\u8d85\u65f6\u53d1\u751f\u4e4b\u524d\u7684\u6240\u6709\u9f20\u6807\u79fb\u52a8\u4e8b\u4ef6\uff0c\u5728\u8d85\u65f6\u53d1\u751f\u540e\uff0c\u4ee3\u7801\u8fdb\u800c\u89c2\u5bdf\u9f20\u6807\u5355\u51fb\u4e8b\u4ef6\uff1a<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Contents1 \u95ee\u98982 \u89e3\u51b3\u65b9\u6848 \u95ee\u9898 \u5047\u8bbe\u4f60\u5e0c\u671b\u4e8b\u4ef6\u80fd\u591f\u5728\u4e00\u5b9a\u7684\u65f6\u95f4\u5185\u5230\u8fbe\uff0c\u5e76\u9700\u8981\u786e\u4fdd\u5373\u4fbf\u4e8b\u4ef6\u672a\u80fd\u5230\u8fbe\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,41,2],"tags":[],"class_list":["post-873","post","type-post","status-publish","format-standard","hentry","category-c","category-41","category-2"],"_links":{"self":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts\/873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=873"}],"version-history":[{"count":1,"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts\/873\/revisions"}],"predecessor-version":[{"id":874,"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts\/873\/revisions\/874"}],"wp:attachment":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}