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      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Author</dt>
      <dd style="margin-left: 8.5em">YUKI Hiroshi &lt;shimo****@clear*****&gt;</dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Date</dt>
      <dd style="margin-left: 8.5em">2015-04-01 19:23:50 +0900 (Wed, 01 Apr 2015)</dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">New Revision</dt>
      <dd style="margin-left: 8.5em"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f">789696c3d8faf18434b5e5be4c8c580e52365e3f</a></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Message</dt>
      <dd style="margin-left: 8.5em"><pre style="border: 1px solid #aaa; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; padding: 0.5em; width: auto">Forbid to forward after shutdown</pre></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Modified files</dt>
      <dd style="margin-left: 8.5em">
        <ul>
          <li><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#diff-0">lib/droonga/forwarder.rb</a></li>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">  Modified: lib/droonga/forwarder.rb (+6 -0)</span>
<span class="diff-header-mark" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">===================================================================</span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L22">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L23">23</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L24">24</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L25">25</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L26">26</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L27">27</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L28">28</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L29">29</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L30">30</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L31">31</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L34">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L35">35</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L36">36</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L37">37</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L38">38</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L39">39</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L40">40</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L42">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L43">43</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L44">44</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L45">45</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L46">46</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L47">47</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0L48">48</a></span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R22">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R23">23</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R24">24</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R25">25</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R26">26</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R27">27</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R28">28</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R29">29</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R30">30</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R31">31</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R32">32</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R33">33</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R34">34</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R35">35</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R38">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R39">39</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R40">40</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R41">41</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R42">42</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R43">43</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R44">44</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R45">45</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R47">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R48">48</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R49">49</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R50">50</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R51">51</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R52">52</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R53">53</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/789696c3d8faf18434b5e5be4c8c580e52365e3f#L0R54">54</a></span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -23,9 +23,13 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">module Droonga</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">   class Forwarder</span>
<span class="diff-not-changed" style="display: block; white-space: pre">     include Loggable</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+    class AlreadyShutdown &lt; Error</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+    end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-not-changed" style="display: block; white-space: pre">     def initialize(loop, options={})</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       @loop = loop</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       @senders = {}</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      @shutting_down = false</span>
<span class="diff-not-changed" style="display: block; white-space: pre">     end</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">     def start</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -35,6 +39,7 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">module Droonga</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">     def shutdown</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       logger.trace(&quot;shutdown: start&quot;)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      @shutting_down = true</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       @senders.each_value do |sender|</span>
<span class="diff-not-changed" style="display: block; white-space: pre">         sender.shutdown</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       end</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -43,6 +48,7 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">module Droonga</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">     def forward(message, destination)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       logger.trace(&quot;forward: start&quot;)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      raise AlreadyShutdown.new if @shutting_down</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       command = destination[&quot;type&quot;]</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       receiver = destination[&quot;to&quot;]</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       arguments = destination[&quot;arguments&quot;]</span>
</pre>
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