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<h3>Included Modules</h3>
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<li><a class="include" href="DRbUndumped.html">DRb::DRbUndumped</a>
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<h3>Methods</h3>
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<li ><a href="#method-c-command">::command</a>
<li ><a href="#method-c-command-3D">::command=</a>
<li class="calls-super" ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-invoke_service">#invoke_service</a>
<li ><a href="#method-i-invoke_service_command">#invoke_service_command</a>
<li ><a href="#method-i-invoke_thread">#invoke_thread</a>
<li ><a href="#method-i-regist">#regist</a>
<li ><a href="#method-i-service">#service</a>
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<h1 id="class-DRb::ExtServManager" class="class">
class DRb::ExtServManager
</h1>
<section class="description">
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-uri" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">uri</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
</div>
</div>
</section>
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-command" class="method-detail ">
<div class="method-heading">
<span class="method-name">command</span><span
class="method-args">()</span>
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</div>
<div class="method-description">
<div class="method-source-code" id="command-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 17</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">command</span>
<span class="ruby-identifier">@@command</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-c-command-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">command=</span><span
class="method-args">(cmd)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="command-3D-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 21</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">command=</span>(<span class="ruby-identifier">cmd</span>)
<span class="ruby-identifier">@@command</span> = <span class="ruby-identifier">cmd</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-c-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">()</span>
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</div>
<div class="method-description">
<div class="method-calls-super">
Calls superclass method
<a href="../MonitorMixin.html#method-c-new"><code>MonitorMixin::new</code></a>
</div>
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 25</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>
<span class="ruby-keyword">super</span>()
<span class="ruby-ivar">@cond</span> = <span class="ruby-identifier">new_cond</span>
<span class="ruby-ivar">@servers</span> = {}
<span class="ruby-ivar">@waiting</span> = []
<span class="ruby-ivar">@queue</span> = <span class="ruby-constant">Thread</span><span class="ruby-operator">::</span><span class="ruby-constant">Queue</span>.<span class="ruby-identifier">new</span>
<span class="ruby-ivar">@thread</span> = <span class="ruby-identifier">invoke_thread</span>
<span class="ruby-ivar">@uri</span> = <span class="ruby-keyword">nil</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-regist" class="method-detail ">
<div class="method-heading">
<span class="method-name">regist</span><span
class="method-args">(name, ro)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="regist-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 47</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">regist</span>(<span class="ruby-identifier">name</span>, <span class="ruby-identifier">ro</span>)
<span class="ruby-identifier">synchronize</span> <span class="ruby-keyword">do</span>
<span class="ruby-ivar">@servers</span>[<span class="ruby-identifier">name</span>] = <span class="ruby-identifier">ro</span>
<span class="ruby-ivar">@cond</span>.<span class="ruby-identifier">signal</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">self</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-service" class="method-detail ">
<div class="method-heading">
<span class="method-name">service</span><span
class="method-args">(name)</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/drb/extservm.rb, line 36</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">service</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-identifier">synchronize</span> <span class="ruby-keyword">do</span>
<span class="ruby-keyword">while</span> <span class="ruby-keyword">true</span>
<span class="ruby-identifier">server</span> = <span class="ruby-ivar">@servers</span>[<span class="ruby-identifier">name</span>]
<span class="ruby-keyword">return</span> <span class="ruby-identifier">server</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">server</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">server</span>.<span class="ruby-identifier">alive?</span> <span class="ruby-comment"># server may be `false'</span>
<span class="ruby-identifier">invoke_service</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-ivar">@cond</span>.<span class="ruby-identifier">wait</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-unregist" class="method-detail ">
<div class="method-heading">
<span class="method-name">unregist</span><span
class="method-args">(name)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="unregist-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 55</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">unregist</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-identifier">synchronize</span> <span class="ruby-keyword">do</span>
<span class="ruby-ivar">@servers</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="private-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Private Instance Methods</h3>
</header>
<div id="method-i-invoke_service" class="method-detail ">
<div class="method-heading">
<span class="method-name">invoke_service</span><span
class="method-args">(name)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="invoke_service-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 70</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">invoke_service</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-ivar">@queue</span>.<span class="ruby-identifier">push</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-invoke_service_command" class="method-detail ">
<div class="method-heading">
<span class="method-name">invoke_service_command</span><span
class="method-args">(name, command)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="invoke_service_command-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 74</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">invoke_service_command</span>(<span class="ruby-identifier">name</span>, <span class="ruby-identifier">command</span>)
<span class="ruby-identifier">raise</span> <span class="ruby-node">"invalid command. name: #{name}"</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">command</span>
<span class="ruby-identifier">synchronize</span> <span class="ruby-keyword">do</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@servers</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-ivar">@servers</span>[<span class="ruby-identifier">name</span>] = <span class="ruby-keyword">false</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">uri</span> = <span class="ruby-ivar">@uri</span> <span class="ruby-operator">||</span> <span class="ruby-constant">DRb</span>.<span class="ruby-identifier">uri</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">command</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_ary</span>
<span class="ruby-identifier">command</span> = <span class="ruby-identifier">command</span>.<span class="ruby-identifier">to_ary</span> <span class="ruby-operator">+</span> [<span class="ruby-identifier">uri</span>, <span class="ruby-identifier">name</span>]
<span class="ruby-identifier">pid</span> = <span class="ruby-identifier">spawn</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">command</span>)
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">pid</span> = <span class="ruby-identifier">spawn</span>(<span class="ruby-node">"#{command} #{uri} #{name}"</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">th</span> = <span class="ruby-constant">Process</span>.<span class="ruby-identifier">detach</span>(<span class="ruby-identifier">pid</span>)
<span class="ruby-identifier">th</span>[<span class="ruby-value">:drb_service</span>] = <span class="ruby-identifier">name</span>
<span class="ruby-identifier">th</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-invoke_thread" class="method-detail ">
<div class="method-heading">
<span class="method-name">invoke_thread</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="invoke_thread-source">
<pre><span class="ruby-comment"># File lib/drb/extservm.rb, line 62</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">invoke_thread</span>
<span class="ruby-constant">Thread</span>.<span class="ruby-identifier">new</span> <span class="ruby-keyword">do</span>
<span class="ruby-keyword">while</span> <span class="ruby-identifier">name</span> = <span class="ruby-ivar">@queue</span>.<span class="ruby-identifier">pop</span>
<span class="ruby-identifier">invoke_service_command</span>(<span class="ruby-identifier">name</span>, <span class="ruby-identifier">@@command</span>[<span class="ruby-identifier">name</span>])
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
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