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<!DOCTYPE html>
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  Class: Concurrent::Actor::Behaviour::Supervising
  
    &mdash; Concurrent Ruby
  
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      <div id="content"><h1>Class: Concurrent::Actor::Behaviour::Supervising
  
  
  
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  <dl>
    <dt>Inherits:</dt>
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      <span class="inheritName"><span class='object_link'><a href="Abstract.html" title="Concurrent::Actor::Behaviour::Abstract (class)">Abstract</a></span></span>
      
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    <dt>Defined in:</dt>
    <dd>lib/concurrent-ruby-edge/concurrent/actor/behaviour/supervising.rb</dd>
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<h2>Overview</h2><div class="docstring">
  <div class="discussion">
    
  <div class="note notetag">
    <strong>Note:</strong>
    <div class='inline'><p>TODO missing example</p>
</div>
  </div>

  <div class="note notetag">
    <strong>Note:</strong>
    <div class='inline'><p>this will change in next version to support supervision trees better</p>
</div>
  </div>

<p>Handles supervised actors. Handle configures what to do with failed child: :terminate!, :resume!, :reset!,
or :restart!. Strategy sets :one_for_one (restarts just failed actor) or :one_for_all (restarts all child actors).</p>


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    <h2>
      Instance Method Summary
      <small><a href="#" class="summary_toggle">collapse</a></small>
    </h2>

    <ul class="summary">
      
        <li class="public ">
  <span class="summary_signature">
    
      <a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(core, subsequent, core_options, handle, strategy)  &#x21d2; Supervising </a>
    

    
  </span>
  
  
    <span class="note title constructor">constructor</span>
  
  
  
  
  
  

  
    <span class="summary_desc"><div class='inline'><p>A new instance of Supervising.</p>
</div></span>
  
</li>

      
        <li class="public ">
  <span class="summary_signature">
    
      <a href="#on_envelope-instance_method" title="#on_envelope (instance method)">#<strong>on_envelope</strong>(envelope)  &#x21d2; undocumented </a>
    

    
  </span>
  
  
  
  
  
  
  

  
    <span class="summary_desc"><div class='inline'></div></span>
  
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  <h2>Constructor Details</h2>
  
    <div class="method_details first">
  <h3 class="signature first" id="initialize-instance_method">
  
    #<strong>initialize</strong>(core, subsequent, core_options, handle, strategy)  &#x21d2; <tt><span class='object_link'><a href="" title="Concurrent::Actor::Behaviour::Supervising (class)">Supervising</a></span></tt> 
  

  

  
</h3><div class="docstring">
  <div class="discussion">
    <p>Returns a new instance of Supervising.</p>


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<div class="tags">
  

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      <pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/actor/behaviour/supervising.rb', line 10</span>

<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_core'>core</span><span class='comma'>,</span> <span class='id identifier rubyid_subsequent'>subsequent</span><span class='comma'>,</span> <span class='id identifier rubyid_core_options'>core_options</span><span class='comma'>,</span> <span class='id identifier rubyid_handle'>handle</span><span class='comma'>,</span> <span class='id identifier rubyid_strategy'>strategy</span><span class='rparen'>)</span>
  <span class='kw'>super</span> <span class='id identifier rubyid_core'>core</span><span class='comma'>,</span> <span class='id identifier rubyid_subsequent'>subsequent</span><span class='comma'>,</span> <span class='id identifier rubyid_core_options'>core_options</span>
  <span class='ivar'>@handle</span>   <span class='op'>=</span> <span class='id identifier rubyid_Match!'>Match!</span> <span class='id identifier rubyid_handle'>handle</span><span class='comma'>,</span> <span class='symbol'>:terminate!</span><span class='comma'>,</span> <span class='symbol'>:resume!</span><span class='comma'>,</span> <span class='symbol'>:reset!</span><span class='comma'>,</span> <span class='symbol'>:restart!</span>
  <span class='ivar'>@strategy</span> <span class='op'>=</span> <span class='kw'>case</span> <span class='ivar'>@handle</span>
              <span class='kw'>when</span> <span class='symbol'>:terminate!</span>
                <span class='id identifier rubyid_Match!'>Match!</span> <span class='id identifier rubyid_strategy'>strategy</span><span class='comma'>,</span> <span class='kw'>nil</span>
              <span class='kw'>when</span> <span class='symbol'>:resume!</span>
                <span class='id identifier rubyid_Match!'>Match!</span> <span class='id identifier rubyid_strategy'>strategy</span><span class='comma'>,</span> <span class='symbol'>:one_for_one</span>
              <span class='kw'>when</span> <span class='symbol'>:reset!</span><span class='comma'>,</span> <span class='symbol'>:restart!</span>
                <span class='id identifier rubyid_Match!'>Match!</span> <span class='id identifier rubyid_strategy'>strategy</span><span class='comma'>,</span> <span class='symbol'>:one_for_one</span><span class='comma'>,</span> <span class='symbol'>:one_for_all</span>
              <span class='kw'>end</span>
<span class='kw'>end</span></pre>
    </td>
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</div>
  
</div>


  <div id="instance_method_details" class="method_details_list">
    <h2>Instance Method Details</h2>

    
      <div class="method_details first">
  <h3 class="signature first" id="on_envelope-instance_method">
  
    #<strong>on_envelope</strong>(envelope)  &#x21d2; <tt>undocumented</tt> 
  

  

  
</h3><div class="docstring">
  <div class="discussion">
    

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      <pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/actor/behaviour/supervising.rb', line 23</span>

<span class='kw'>def</span> <span class='id identifier rubyid_on_envelope'>on_envelope</span><span class='lparen'>(</span><span class='id identifier rubyid_envelope'>envelope</span><span class='rparen'>)</span>
  <span class='kw'>case</span> <span class='id identifier rubyid_envelope'>envelope</span><span class='period'>.</span><span class='id identifier rubyid_message'>message</span>
  <span class='kw'>when</span> <span class='const'>Exception</span><span class='comma'>,</span> <span class='symbol'>:paused</span>
    <span class='id identifier rubyid_receivers'>receivers</span> <span class='op'>=</span> <span class='kw'>if</span> <span class='ivar'>@strategy</span> <span class='op'>==</span> <span class='symbol'>:one_for_all</span>
                  <span class='id identifier rubyid_children'>children</span>
                <span class='kw'>else</span>
                  <span class='lbracket'>[</span><span class='id identifier rubyid_envelope'>envelope</span><span class='period'>.</span><span class='id identifier rubyid_sender'>sender</span><span class='rbracket'>]</span>
                <span class='kw'>end</span>
    <span class='id identifier rubyid_receivers'>receivers</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_ch'>ch</span><span class='op'>|</span> <span class='id identifier rubyid_ch'>ch</span> <span class='op'>&lt;&lt;</span> <span class='ivar'>@handle</span> <span class='rbrace'>}</span>
  <span class='kw'>else</span>
    <span class='id identifier rubyid_pass'>pass</span> <span class='id identifier rubyid_envelope'>envelope</span>
  <span class='kw'>end</span>
<span class='kw'>end</span></pre>
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