{"id":40023,"date":"2023-12-11T14:49:30","date_gmt":"2023-12-11T06:49:30","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=40023"},"modified":"2023-12-11T14:49:30","modified_gmt":"2023-12-11T06:49:30","slug":"%e8%af%b7%e4%bd%a0%e6%9d%a5%e8%af%b4%e4%b8%80%e4%b8%8breactor%e6%a8%a1%e5%9e%8b%e7%bb%84%e6%88%90-%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e8%af%b7%e4%bd%a0%e6%9d%a5%e8%af%b4%e4%b8%80%e4%b8%8breactor%e6%a8%a1%e5%9e%8b%e7%bb%84%e6%88%90-%ef%bc%9f\/","title":{"rendered":"\u8bf7\u4f60\u6765\u8bf4\u4e00\u4e0breactor\u6a21\u578b\u7ec4\u6210 \uff1f"},"content":{"rendered":"<p>&#8220;`&#8221;                    reactor\u6a21\u578b\u8981\u6c42\u4e3b\u7ebf\u7a0b\u53ea\u8d1f\u8d23\u76d1\u542c\u6587\u4ef6\u63cf\u8ff0\u4e0a\u662f\u5426\u6709\u4e8b\u4ef6\u53d1\u751f\uff0c\u6709\u7684\u8bdd\u5c31\u7acb\u5373\u5c06\u8be5\u4e8b\u4ef6\u901a\u77e5\u5de5\u4f5c\u7ebf\u7a0b\uff0c\u9664\u6b64\u4e4b\u5916\uff0c\u4e3b\u7ebf\u7a0b\u4e0d\u505a\u4efb\u4f55\u5176\u4ed6\u5b9e\u8d28\u6027\u7684\u5de5\u4f5c\uff0c\u8bfb\u5199\u6570\u636e\u3001\u63a5\u53d7\u65b0\u7684\u8fde\u63a5\u4ee5\u53ca\u5904\u7406\u5ba2\u6237\u8bf7\u6c42\u5747\u5728\u5de5\u4f5c\u7ebf\u7a0b\u4e2d\u5b8c\u6210\u3002\u5176\u6a21\u578b\u7ec4\u6210\u5982\u4e0b\uff1a<\/p>\n<p>&lt;img src=&quot;&quot;https:\/\/uploadfiles.nowcoder.com\/images\/20190313\/311436_1552468262115_CB656C4BF3B7635BECB0F5D128C95303&quot;&quot; referrerpolicy=&quot;&quot;no-referrer&quot;&quot; alt=&quot;&quot;img&quot;&quot;&gt;<\/p>\n<p>1\uff09Handle\uff1a\u5373\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u53e5\u67c4\uff0c\u662f\u5bf9\u8d44\u6e90\u5728\u64cd\u4f5c\u7cfb\u7edf\u5c42\u9762\u4e0a\u7684\u4e00\u79cd\u62bd\u8c61\uff0c\u5b83\u53ef\u4ee5\u662f\u6253\u5f00\u7684\u6587\u4ef6\u3001\u4e00\u4e2a\u8fde\u63a5(Socket)\u3001Timer\u7b49\u3002\u7531\u4e8eReactor\u6a21\u5f0f\u4e00\u822c\u4f7f\u7528\u5728\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u56e0\u800c\u8fd9\u91cc\u4e00\u822c\u6307Socket Handle\uff0c\u5373\u4e00\u4e2a\u7f51\u7edc\u8fde\u63a5\u3002<\/p>\n<p>2\uff09Synchronous Event Demultiplexer\uff08\u540c\u6b65\u4e8b\u4ef6\u590d\u7528\u5668\uff09\uff1a\u963b\u585e\u7b49\u5f85\u4e00\u7cfb\u5217\u7684Handle\u4e2d\u7684\u4e8b\u4ef6\u5230\u6765\uff0c\u5982\u679c\u963b\u585e\u7b49\u5f85\u8fd4\u56de\uff0c\u5373\u8868\u793a\u5728\u8fd4\u56de\u7684Handle\u4e2d\u53ef\u4ee5\u4e0d\u963b\u585e\u7684\u6267\u884c\u8fd4\u56de\u7684\u4e8b\u4ef6\u7c7b\u578b\u3002\u8fd9\u4e2a\u6a21\u5757\u4e00\u822c\u4f7f\u7528\u64cd\u4f5c\u7cfb\u7edf\u7684select\u6765\u5b9e\u73b0\u3002<\/p>\n<p>3\uff09Initiation Dispatcher\uff1a\u7528\u4e8e\u7ba1\u7406Event Handler\uff0c\u5373EventHandler\u7684\u5bb9\u5668\uff0c\u7528\u4ee5\u6ce8\u518c\u3001\u79fb\u9664EventHandler\u7b49\uff1b\u53e6\u5916\uff0c\u5b83\u8fd8\u4f5c\u4e3aReactor\u6a21\u5f0f\u7684\u5165\u53e3\u8c03\u7528Synchronous Event Demultiplexer\u7684select\u65b9\u6cd5\u4ee5\u963b\u585e\u7b49\u5f85\u4e8b\u4ef6\u8fd4\u56de\uff0c\u5f53\u963b\u585e\u7b49\u5f85\u8fd4\u56de\u65f6\uff0c\u6839\u636e\u4e8b\u4ef6\u53d1\u751f\u7684Handle\u5c06\u5176\u5206\u53d1\u7ed9\u5bf9\u5e94\u7684Event Handler\u5904\u7406\uff0c\u5373\u56de\u8c03EventHandler\u4e2d\u7684handle_event()\u65b9\u6cd5\u3002<\/p>\n<p>4\uff09Event Handler\uff1a\u5b9a\u4e49\u4e8b\u4ef6\u5904\u7406\u65b9\u6cd5\uff1ahandle_event()\uff0c\u4ee5\u4f9bInitiationDispatcher\u56de\u8c03\u4f7f\u7528\u3002<\/p>\n<p>5\uff09Concrete Event Handler\uff1a\u4e8b\u4ef6EventHandler\u63a5\u53e3\uff0c\u5b9e\u73b0\u7279\u5b9a\u4e8b\u4ef6\u5904\u7406\u903b\u8f91\u3002<\/p>\n<p>&lt;pre&gt;&lt;code&gt;            &quot;&#8220;`<br \/>\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`&#8221; reactor\u6a21\u578b\u8981\u6c42\u4e3b\u7ebf\u7a0b\u53ea\u8d1f\u8d23\u76d1\u542c\u6587\u4ef6\u63cf\u8ff0\u4e0a\u662f\u5426\u6709\u4e8b\u4ef6\u53d1\u751f\uff0c\u6709\u7684\u8bdd\u5c31\u7acb\u5373\u5c06 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-40023","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/40023","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=40023"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/40023\/revisions"}],"predecessor-version":[{"id":40024,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/40023\/revisions\/40024"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=40023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=40023"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=40023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}