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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">2015-04-08 10:51:29 +0900 (Wed, 08 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/e6a37e5d261caab60804ac18db76950e8267e437">e6a37e5d261caab60804ac18db76950e8267e437</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">Add mechanism to skip forwarding of obsolete messages</pre></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Modified files</dt>
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        <ul>
          <li><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#diff-0">lib/droonga/engine_node.rb</a></li>
          <li><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#diff-1">lib/droonga/forward_buffer.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/engine_node.rb (+2 -0)</span>
<span class="diff-header-mark" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">===================================================================</span>
</pre>
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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/e6a37e5d261caab60804ac18db76950e8267e437#L0L33">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L0L34">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/e6a37e5d261caab60804ac18db76950e8267e437#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/e6a37e5d261caab60804ac18db76950e8267e437#L0L36">36</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-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L0L37">37</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#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/e6a37e5d261caab60804ac18db76950e8267e437#L0L39">39</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/e6a37e5d261caab60804ac18db76950e8267e437#L0R33">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#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/e6a37e5d261caab60804ac18db76950e8267e437#L0R35">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/e6a37e5d261caab60804ac18db76950e8267e437#L0R36">36</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/e6a37e5d261caab60804ac18db76950e8267e437#L0R37">37</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/e6a37e5d261caab60804ac18db76950e8267e437#L0R38">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/e6a37e5d261caab60804ac18db76950e8267e437#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/e6a37e5d261caab60804ac18db76950e8267e437#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/e6a37e5d261caab60804ac18db76950e8267e437#L0R41">41</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">@@ -34,6 +34,8 @@ <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">       @sender_node_metadata = params[:metadata]</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">       @buffer = ForwardBuffer.new(name)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      boundary_timestamp = accept_messages_newer_than_timestamp</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      @buffer.process_messages_newer_than(boundary_timestamp)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       @buffer.on_forward = lambda do |message, destination|</span>
<span class="diff-not-changed" style="display: block; white-space: pre">         output(message, destination)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       end</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-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">  Modified: lib/droonga/forward_buffer.rb (+22 -0)</span>
<span class="diff-header-mark" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">===================================================================</span>
</pre>
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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/e6a37e5d261caab60804ac18db76950e8267e437#L1L17">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L18">18</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L19">19</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L20">20</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/e6a37e5d261caab60804ac18db76950e8267e437#L1L21">21</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L22">22</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L23">23</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L73">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L74">74</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L75">75</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L76">76</a></span>
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<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L77">77</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L78">78</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L79">79</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L80">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L81">81</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L82">82</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L83">83</a></span>
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<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L84">84</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L85">85</a></span>
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<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L86">86</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L87">87</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1L88">88</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R17">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R18">18</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R19">19</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R20">20</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R21">21</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R22">22</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R23">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/e6a37e5d261caab60804ac18db76950e8267e437#L1R24">24</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R74">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R75">75</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R76">76</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R77">77</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R78">78</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R79">79</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R80">80</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R81">81</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R82">82</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R83">83</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R84">84</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R85">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R86">86</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R87">87</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R88">88</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R89">89</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R90">90</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R91">91</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R92">92</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R93">93</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R94">94</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R95">95</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R96">96</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R97">97</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R98">98</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R99">99</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R100">100</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R101">101</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R102">102</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R103">103</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R104">104</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R105">105</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R106">106</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/e6a37e5d261caab60804ac18db76950e8267e437#L1R107">107</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R108">108</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R109">109</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/e6a37e5d261caab60804ac18db76950e8267e437#L1R110">110</a></span>
</pre>
            </th>
            <td class="diff-content" style="border: 1px solid #aaa">
<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">@@ -18,6 +18,7 @@</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> require &quot;fileutils&quot;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> require &quot;pathname&quot;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> require &quot;msgpack&quot;</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+require &quot;time&quot;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre"> require &quot;droonga/loggable&quot;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> require &quot;droonga/path&quot;</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -74,6 +75,10 @@ <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">       @data_directory.children.empty?</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-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+    def process_messages_newer_than(timestamp)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      @process_messages_newer_than_timestamp = timestamp</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">     private</span>
<span class="diff-not-changed" style="display: block; white-space: pre">     def forward(buffered_message_path)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       logger.trace(&quot;forward: start (#{buffered_message_path})&quot;)</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -81,8 +86,25 @@ <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">       @unpacker.feed(file_contents)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       buffered_message = @unpacker.read</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       @unpacker.reset</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      if @process_messages_newer_than_timestamp</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+        message_timestamp = Time.parse(message[&quot;date&quot;])</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+        logger.trace(&quot;Checking boundary of obsolete message&quot;,</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+                     :newer_than =&gt; @process_messages_newer_than_timestamp,</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+                     :message_at =&gt; message_timestamp)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+        if @process_messages_newer_than_timestamp &gt;= message_timestamp</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+          buffered_message = nil</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+        else</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+          logger.info(&quot;New message is detected. The boundary is now cleared.&quot;)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+          @process_messages_newer_than_timestamp = nil</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">+      end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      if buffered_message</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       on_forward(buffered_message[&quot;message&quot;],</span>
<span class="diff-not-changed" style="display: block; white-space: pre">                  buffered_message[&quot;destination&quot;])</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">       FileUtils.rm_f(buffered_message_path.to_s)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       logger.trace(&quot;forward: done (#{buffered_message_path})&quot;)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">     end</span>
</pre>
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