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      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Author</dt>
      <dd style="margin-left: 8.5em">susumu.yata &lt;susum****@gmail*****&gt;</dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Date</dt>
      <dd style="margin-left: 8.5em">2014-06-19 13:42:20 +0900 (Thu, 19 Jun 2014)</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/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461">159f02ec4af65bc9cf4155b3c9cef07809542461</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">Update grnxx::SorterBuilder.</pre></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Modified files</dt>
      <dd style="margin-left: 8.5em">
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          <li><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#diff-0">new-interface/sorter-builder.hpp</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: new-interface/sorter-builder.hpp (+9 -8)</span>
<span class="diff-header-mark" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">===================================================================</span>
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<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R63">63</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R64">64</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R65">65</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R66">66</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R67">67</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R68">68</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R69">69</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R70">70</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R71">71</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R72">72</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/groonga/grnxx/commit/159f02ec4af65bc9cf4155b3c9cef07809542461#L0R73">73</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">@@ -24,9 +24,6 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">class Sorter {</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">   Sorter();</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   virtual ~Sorter();</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  // 所属するテーブルを取得する.</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  virtual Table *table() const = 0;</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // 前提条件を追加する.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // 成功すれば true を返す.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // 失敗したときは *error にその内容を格納し, false を返す.</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -38,7 +35,7 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">class Sorter {</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // - 式の評価結果が大小関係を持たない型になる.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // - リソースを確保できない.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   virtual bool add_precondition(Error *error,</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-                                const Expression &amp;expression,</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+                                std::unique_ptr&lt;Expression&gt; &amp;&amp;expression,</span>
<span class="diff-not-changed" style="display: block; white-space: pre">                                 SortOrder order) const = 0;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // 整列条件を追加する.</span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -52,21 +49,25 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">class Sorter {</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // - 式の評価結果が大小関係を持たない型になる.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // - リソースを確保できない.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   virtual bool add_condition(Error *error,</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-                             const Expression &amp;expression,</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+                             std::unique_ptr&lt;Expression&gt; &amp;&amp;expression,</span>
<span class="diff-not-changed" style="display: block; white-space: pre">                              SortOrder order) const = 0;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // すべての条件を破棄する.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   virtual void clear();</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  // 指定された条件に対応する整列器を作成する.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  // 構築中の整列器を完成させ,その所有権を取得する.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // 成功すれば有効なオブジェクトへのポインタを返す.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // 失敗したときは *error にその内容を格納し, nullptr を返す.</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">+  // 所有権を返すため,保持している条件などは破棄する.</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">   // 失敗する状況としては,以下のようなものが挙げられる.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  // - 整列条件が何も指定されていない.</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  // - オプションが不正である.</span>
<span class="diff-not-changed" style="display: block; white-space: pre">   // - リソースを確保できない.</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-  virtual std::unique_ptr&lt;Sorter&gt; create_sorter(</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+  virtual std::unique_ptr&lt;Sorter&gt; release(</span>
<span class="diff-not-changed" style="display: block; white-space: pre">       Error *error,</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-      const SorterOptions &amp;options) const;</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+      const SorterOptions &amp;options) const = 0;</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> };</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre"> }  // namespace grnxx</span>
</pre>
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