<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title>poll (Reactor)</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <link rel="stylesheet" href="../.././rdoc-style.css" type="text/css" media="screen" /> </head> <body class="standalone-code"> <pre><span class="ruby-comment cmt"># File lib/network/reactor.rb, line 107</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">poll</span>(<span class="ruby-identifier">tm_out</span>) <span class="ruby-comment cmt"># Reset our socket interest set</span> <span class="ruby-identifier">infds</span> = [];<span class="ruby-identifier">outfds</span> = [];<span class="ruby-identifier">oobfds</span> = [] <span class="ruby-ivar">@registry</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">s</span><span class="ruby-operator">|</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">is_readable?</span> <span class="ruby-identifier">infds</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">sock</span> <span class="ruby-identifier">oobfds</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">sock</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">is_writable?</span> <span class="ruby-identifier">outfds</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">sock</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> <span class="ruby-comment cmt"># Poll our socket interest set</span> <span class="ruby-identifier">infds</span>,<span class="ruby-identifier">outfds</span>,<span class="ruby-identifier">oobfds</span> = <span class="ruby-identifier">select</span>(<span class="ruby-identifier">infds</span>, <span class="ruby-identifier">outfds</span>, <span class="ruby-identifier">oobfds</span>, <span class="ruby-identifier">tm_out</span>) <span class="ruby-comment cmt"># Dispatch events to handlers</span> <span class="ruby-ivar">@registry</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">s</span><span class="ruby-operator">|</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">handle_output</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">outfds</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">outfds</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">s</span>.<span class="ruby-identifier">sock</span>) <span class="ruby-identifier">s</span>.<span class="ruby-identifier">handle_oob</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">oobfds</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">oobfds</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">s</span>.<span class="ruby-identifier">sock</span>) <span class="ruby-identifier">s</span>.<span class="ruby-identifier">handle_input</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">infds</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">infds</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">s</span>.<span class="ruby-identifier">sock</span>) <span class="ruby-identifier">s</span>.<span class="ruby-identifier">handle_close</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">closing</span> <span class="ruby-comment cmt"># special handling for Telnet initialization</span> <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@service_filters</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">:telnetfilter</span>) <span class="ruby-operator">&&</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-identifier">:initdone</span>) <span class="ruby-operator">&&</span> <span class="ruby-operator">!</span><span class="ruby-identifier">s</span>.<span class="ruby-identifier">initdone</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">pstack</span>.<span class="ruby-identifier">set</span>(<span class="ruby-identifier">:init_subneg</span>, <span class="ruby-keyword kw">true</span>) <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">rescue</span> <span class="ruby-identifier">log</span>.<span class="ruby-identifier">error</span> <span class="ruby-value str">"Reactor#poll"</span> <span class="ruby-identifier">log</span>.<span class="ruby-identifier">error</span> <span class="ruby-identifier">$!</span> <span class="ruby-identifier">raise</span> <span class="ruby-keyword kw">end</span></pre> </body> </html>