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  <h3>Parent</h3>

  
  <p class="link">WEBrick::HTTPServlet::AbstractServlet
  
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  <h3>Methods</h3>

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    <li class="calls-super" ><a href="#method-c-new">::new</a>
    
    <li ><a href="#method-c-run">::run</a>
    
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    <li ><a href="#method-c-valid_options">::valid_options</a>
    
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<main role="main" aria-labelledby="class-Rack::Handler::WEBrick">
  <h1 id="class-Rack::Handler::WEBrick" class="class">
    class Rack::Handler::WEBrick
  </h1>

  <section class="description">
    
  </section>

  
  <section id="5Buntitled-5D" class="documentation-section">
    

    

    

    

    
     <section id="public-class-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Class Methods</h3>
       </header>

    
      <div id="method-c-new" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">new</span><span
            class="method-args">(server, app)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          
            <div class="method-calls-super">
              Calls superclass method
              
            </div>
          

          
          <div class="method-source-code" id="new-source">
            <pre><span class="ruby-comment"># File lib/rack/handler/webrick.rb, line 61</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">server</span>, <span class="ruby-identifier">app</span>)
  <span class="ruby-keyword">super</span> <span class="ruby-identifier">server</span>
  <span class="ruby-ivar">@app</span> = <span class="ruby-identifier">app</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-run" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">run</span><span
            class="method-args">(app, **options) { |server| ... }</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="run-source">
            <pre><span class="ruby-comment"># File lib/rack/handler/webrick.rb, line 26</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">run</span>(<span class="ruby-identifier">app</span>, <span class="ruby-operator">**</span><span class="ruby-identifier">options</span>)
  <span class="ruby-identifier">environment</span>  = <span class="ruby-constant">ENV</span>[<span class="ruby-string">&#39;RACK_ENV&#39;</span>] <span class="ruby-operator">||</span> <span class="ruby-string">&#39;development&#39;</span>
  <span class="ruby-identifier">default_host</span> = <span class="ruby-identifier">environment</span> <span class="ruby-operator">==</span> <span class="ruby-string">&#39;development&#39;</span> <span class="ruby-operator">?</span> <span class="ruby-string">&#39;localhost&#39;</span> <span class="ruby-operator">:</span> <span class="ruby-keyword">nil</span>

  <span class="ruby-keyword">if</span> <span class="ruby-operator">!</span><span class="ruby-identifier">options</span>[<span class="ruby-value">:BindAddress</span>] <span class="ruby-operator">||</span> <span class="ruby-identifier">options</span>[<span class="ruby-value">:Host</span>]
    <span class="ruby-identifier">options</span>[<span class="ruby-value">:BindAddress</span>] = <span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-value">:Host</span>) <span class="ruby-operator">||</span> <span class="ruby-identifier">default_host</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-identifier">options</span>[<span class="ruby-value">:Port</span>] <span class="ruby-operator">||=</span> <span class="ruby-value">8080</span>
  <span class="ruby-keyword">if</span> <span class="ruby-identifier">options</span>[<span class="ruby-value">:SSLEnable</span>]
    <span class="ruby-identifier">require</span> <span class="ruby-string">&#39;webrick/https&#39;</span>
  <span class="ruby-keyword">end</span>

  <span class="ruby-ivar">@server</span> = <span class="ruby-operator">::</span><span class="ruby-constant">WEBrick</span><span class="ruby-operator">::</span><span class="ruby-constant">HTTPServer</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">options</span>)
  <span class="ruby-ivar">@server</span>.<span class="ruby-identifier">mount</span> <span class="ruby-string">&quot;/&quot;</span>, <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Handler</span><span class="ruby-operator">::</span><span class="ruby-constant">WEBrick</span>, <span class="ruby-identifier">app</span>
  <span class="ruby-keyword">yield</span> <span class="ruby-ivar">@server</span>  <span class="ruby-keyword">if</span> <span class="ruby-identifier">block_given?</span>
  <span class="ruby-ivar">@server</span>.<span class="ruby-identifier">start</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-shutdown" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">shutdown</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="shutdown-source">
            <pre><span class="ruby-comment"># File lib/rack/handler/webrick.rb, line 54</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">shutdown</span>
  <span class="ruby-keyword">if</span> <span class="ruby-ivar">@server</span>
    <span class="ruby-ivar">@server</span>.<span class="ruby-identifier">shutdown</span>
    <span class="ruby-ivar">@server</span> = <span class="ruby-keyword">nil</span>
  <span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-valid_options" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">valid_options</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="valid_options-source">
            <pre><span class="ruby-comment"># File lib/rack/handler/webrick.rb, line 44</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">valid_options</span>
  <span class="ruby-identifier">environment</span>  = <span class="ruby-constant">ENV</span>[<span class="ruby-string">&#39;RACK_ENV&#39;</span>] <span class="ruby-operator">||</span> <span class="ruby-string">&#39;development&#39;</span>
  <span class="ruby-identifier">default_host</span> = <span class="ruby-identifier">environment</span> <span class="ruby-operator">==</span> <span class="ruby-string">&#39;development&#39;</span> <span class="ruby-operator">?</span> <span class="ruby-string">&#39;localhost&#39;</span> <span class="ruby-operator">:</span> <span class="ruby-string">&#39;0.0.0.0&#39;</span>

  {
    <span class="ruby-string">&quot;Host=HOST&quot;</span> <span class="ruby-operator">=&gt;</span> <span class="ruby-node">&quot;Hostname to listen on (default: #{default_host})&quot;</span>,
    <span class="ruby-string">&quot;Port=PORT&quot;</span> <span class="ruby-operator">=&gt;</span> <span class="ruby-string">&quot;Port to listen on (default: 8080)&quot;</span>,
  }
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
    </section>
  
     <section id="public-instance-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Instance Methods</h3>
       </header>

    
      <div id="method-i-service" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">service</span><span
            class="method-args">(req, res)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="service-source">
            <pre><span class="ruby-comment"># File lib/rack/handler/webrick.rb, line 66</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">service</span>(<span class="ruby-identifier">req</span>, <span class="ruby-identifier">res</span>)
  <span class="ruby-identifier">res</span>.<span class="ruby-identifier">rack</span> = <span class="ruby-keyword">true</span>
  <span class="ruby-identifier">env</span> = <span class="ruby-identifier">req</span>.<span class="ruby-identifier">meta_vars</span>
  <span class="ruby-identifier">env</span>.<span class="ruby-identifier">delete_if</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">v</span>.<span class="ruby-identifier">nil?</span> }

  <span class="ruby-identifier">rack_input</span> = <span class="ruby-constant">StringIO</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">req</span>.<span class="ruby-identifier">body</span>.<span class="ruby-identifier">to_s</span>)
  <span class="ruby-identifier">rack_input</span>.<span class="ruby-identifier">set_encoding</span>(<span class="ruby-constant">Encoding</span><span class="ruby-operator">::</span><span class="ruby-constant">BINARY</span>)

  <span class="ruby-identifier">env</span>.<span class="ruby-identifier">update</span>(
    <span class="ruby-constant">RACK_VERSION</span>      <span class="ruby-operator">=&gt;</span> <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">VERSION</span>,
    <span class="ruby-constant">RACK_INPUT</span>        <span class="ruby-operator">=&gt;</span> <span class="ruby-identifier">rack_input</span>,
    <span class="ruby-constant">RACK_ERRORS</span>       <span class="ruby-operator">=&gt;</span> <span class="ruby-identifier">$stderr</span>,
    <span class="ruby-constant">RACK_MULTITHREAD</span>  <span class="ruby-operator">=&gt;</span> <span class="ruby-keyword">true</span>,
    <span class="ruby-constant">RACK_MULTIPROCESS</span> <span class="ruby-operator">=&gt;</span> <span class="ruby-keyword">false</span>,
    <span class="ruby-constant">RACK_RUNONCE</span>      <span class="ruby-operator">=&gt;</span> <span class="ruby-keyword">false</span>,
    <span class="ruby-constant">RACK_URL_SCHEME</span>   <span class="ruby-operator">=&gt;</span> [<span class="ruby-string">&quot;yes&quot;</span>, <span class="ruby-string">&quot;on&quot;</span>, <span class="ruby-string">&quot;1&quot;</span>].<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">env</span>[<span class="ruby-constant">HTTPS</span>]) <span class="ruby-operator">?</span> <span class="ruby-string">&quot;https&quot;</span> <span class="ruby-operator">:</span> <span class="ruby-string">&quot;http&quot;</span>,
    <span class="ruby-constant">RACK_IS_HIJACK</span>    <span class="ruby-operator">=&gt;</span> <span class="ruby-keyword">true</span>,
    <span class="ruby-constant">RACK_HIJACK</span>       <span class="ruby-operator">=&gt;</span> <span class="ruby-identifier">lambda</span> { <span class="ruby-identifier">raise</span> <span class="ruby-constant">NotImplementedError</span>, <span class="ruby-string">&quot;only partial hijack is supported.&quot;</span>},
    <span class="ruby-constant">RACK_HIJACK_IO</span>    <span class="ruby-operator">=&gt;</span> <span class="ruby-keyword">nil</span>
  )

  <span class="ruby-identifier">env</span>[<span class="ruby-constant">HTTP_VERSION</span>] <span class="ruby-operator">||=</span> <span class="ruby-identifier">env</span>[<span class="ruby-constant">SERVER_PROTOCOL</span>]
  <span class="ruby-identifier">env</span>[<span class="ruby-constant">QUERY_STRING</span>] <span class="ruby-operator">||=</span> <span class="ruby-string">&quot;&quot;</span>
  <span class="ruby-keyword">unless</span> <span class="ruby-identifier">env</span>[<span class="ruby-constant">PATH_INFO</span>] <span class="ruby-operator">==</span> <span class="ruby-string">&quot;&quot;</span>
    <span class="ruby-identifier">path</span>, <span class="ruby-identifier">n</span> = <span class="ruby-identifier">req</span>.<span class="ruby-identifier">request_uri</span>.<span class="ruby-identifier">path</span>, <span class="ruby-identifier">env</span>[<span class="ruby-constant">SCRIPT_NAME</span>].<span class="ruby-identifier">length</span>
    <span class="ruby-identifier">env</span>[<span class="ruby-constant">PATH_INFO</span>] = <span class="ruby-identifier">path</span>[<span class="ruby-identifier">n</span>, <span class="ruby-identifier">path</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">n</span>]
  <span class="ruby-keyword">end</span>
  <span class="ruby-identifier">env</span>[<span class="ruby-constant">REQUEST_PATH</span>] <span class="ruby-operator">||=</span> [<span class="ruby-identifier">env</span>[<span class="ruby-constant">SCRIPT_NAME</span>], <span class="ruby-identifier">env</span>[<span class="ruby-constant">PATH_INFO</span>]].<span class="ruby-identifier">join</span>

  <span class="ruby-identifier">status</span>, <span class="ruby-identifier">headers</span>, <span class="ruby-identifier">body</span> = <span class="ruby-ivar">@app</span>.<span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>)
  <span class="ruby-keyword">begin</span>
    <span class="ruby-identifier">res</span>.<span class="ruby-identifier">status</span> = <span class="ruby-identifier">status</span>.<span class="ruby-identifier">to_i</span>
    <span class="ruby-identifier">io_lambda</span> = <span class="ruby-keyword">nil</span>
    <span class="ruby-identifier">headers</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">vs</span><span class="ruby-operator">|</span>
      <span class="ruby-keyword">if</span> <span class="ruby-identifier">k</span> <span class="ruby-operator">==</span> <span class="ruby-constant">RACK_HIJACK</span>
        <span class="ruby-identifier">io_lambda</span> = <span class="ruby-identifier">vs</span>
      <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">k</span>.<span class="ruby-identifier">downcase</span> <span class="ruby-operator">==</span> <span class="ruby-string">&quot;set-cookie&quot;</span>
        <span class="ruby-identifier">res</span>.<span class="ruby-identifier">cookies</span>.<span class="ruby-identifier">concat</span> <span class="ruby-identifier">vs</span>.<span class="ruby-identifier">split</span>(<span class="ruby-string">&quot;\n&quot;</span>)
      <span class="ruby-keyword">else</span>
        <span class="ruby-comment"># Since WEBrick won&#39;t accept repeated headers,</span>
        <span class="ruby-comment"># merge the values per RFC 1945 section 4.2.</span>
        <span class="ruby-identifier">res</span>[<span class="ruby-identifier">k</span>] = <span class="ruby-identifier">vs</span>.<span class="ruby-identifier">split</span>(<span class="ruby-string">&quot;\n&quot;</span>).<span class="ruby-identifier">join</span>(<span class="ruby-string">&quot;, &quot;</span>)
      <span class="ruby-keyword">end</span>
    }

    <span class="ruby-keyword">if</span> <span class="ruby-identifier">io_lambda</span>
      <span class="ruby-identifier">rd</span>, <span class="ruby-identifier">wr</span> = <span class="ruby-constant">IO</span>.<span class="ruby-identifier">pipe</span>
      <span class="ruby-identifier">res</span>.<span class="ruby-identifier">body</span> = <span class="ruby-identifier">rd</span>
      <span class="ruby-identifier">res</span>.<span class="ruby-identifier">chunked</span> = <span class="ruby-keyword">true</span>
      <span class="ruby-identifier">io_lambda</span>.<span class="ruby-identifier">call</span> <span class="ruby-identifier">wr</span>
    <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">body</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:to_path</span>)
      <span class="ruby-identifier">res</span>.<span class="ruby-identifier">body</span> = <span class="ruby-operator">::</span><span class="ruby-constant">File</span>.<span class="ruby-identifier">open</span>(<span class="ruby-identifier">body</span>.<span class="ruby-identifier">to_path</span>, <span class="ruby-string">&#39;rb&#39;</span>)
    <span class="ruby-keyword">else</span>
      <span class="ruby-identifier">body</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">part</span><span class="ruby-operator">|</span>
        <span class="ruby-identifier">res</span>.<span class="ruby-identifier">body</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">part</span>
      }
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">ensure</span>
    <span class="ruby-identifier">body</span>.<span class="ruby-identifier">close</span>  <span class="ruby-keyword">if</span> <span class="ruby-identifier">body</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:close</span>
  <span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
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