1 files changed, 102 insertions, 0 deletions
diff --git a/files/ja/mozilla/add-ons/webextensions/api/bookmarks/get/index.html b/files/ja/mozilla/add-ons/webextensions/api/bookmarks/get/index.html
new file mode 100644
index 0000000000..a3d5245abc
--- /dev/null
+++ b/files/ja/mozilla/add-ons/webextensions/api/bookmarks/get/index.html
@@ -0,0 +1,102 @@
+---
+title: bookmarks.get()
+slug: Mozilla/Add-ons/WebExtensions/API/bookmarks/get
+tags:
+  - API
+  - Add-ons
+  - Bookmarks
+  - Extensions
+  - Method
+  - Non-standard
+  - Reference
+  - WebExtensions
+  - get
+translation_of: Mozilla/Add-ons/WebExtensions/API/bookmarks/get
+---
+<div>{{AddonSidebar()}}</div>
+
+<p><strong><code>bookmarks.get()</code></strong> は、指定した {{WebExtAPIRef("bookmarks.BookmarkTreeNode")}} の ID（または ID の配列）にマッチするノードを取得するメソッドです。</p>
+
+<h2 id="構文">構文</h2>
+
+<pre class="brush: js">browser.bookmarks.get(
+  idOrIdList, // 文字列または文字列の配列
+  callback    // 関数
+)
+</pre>
+
+<h3 id="引数">引数</h3>
+
+<dl>
+ <dt><code>idOrIdList</code></dt>
+ <dd>取得したい {{WebExtAPIRef("bookmarks.BookmarkTreeNode", "BookmarkTreeNode")}} オブジェクトの ID を指定した {{jsxref("string")}} または {{jsxref("string")}} の {[jsxref("array")}} です。</dd>
+ <dt><code>callback</code></dt>
+ <dd>ノードが取得された際に実行される {{jsxref("function")}} です。この関数には以下の引数が渡ります。</dd>
+ <dd>
+ <dl class="reference-values">
+  <dt><code>results</code></dt>
+  <dd>各要素が {{WebExtAPIRef("bookmarks.BookmarkTreeNode")}} である、マッチしたノードの {{jsxref("array")}} です。セパレータは結果の戻り値に含まれません。ノードが見つからなかった場合の <code>results</code> は <code>undefined</code> となり、{{WebExtAPIRef("runtime.lastError")}} がセットされます。</dd>
+ </dl>
+ </dd>
+</dl>
+
+<h2 id="ブラウザ実装状況">ブラウザ実装状況</h2>
+
+<p>{{Compat("webextensions.api.bookmarks.get")}}</p>
+
+<h2 id="使用例">使用例</h2>
+
+<p>以下の例は、特定の ID を持つブックマークが存在するかどうかを確認するものです。</p>
+
+<pre class="brush: js line-numbers  language-js"><code class="language-js"><span class="keyword token">function</span> <span class="function token">onGot</span><span class="punctuation token">(</span>bookmarkItems<span class="punctuation token">)</span> <span class="punctuation token">{</span>
+  <span class="keyword token">if</span> <span class="punctuation token">(</span>bookmarkItems<span class="punctuation token">)</span> <span class="punctuation token">{</span>
+    console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"bookmark exists!"</span><span class="punctuation token">)</span><span class="punctuation token">;</span>
+  <span class="punctuation token">}</span> <span class="keyword token">else</span> <span class="punctuation token">{</span>
+    console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"bookmark does not exist!"</span><span class="punctuation token">)</span><span class="punctuation token">;</span>
+    console<span class="punctuation token">.</span><span class="function token">log</span><span class="punctuation token">(</span><span class="string token">"lasterror: "</span> <span class="operator token">+</span> chrome<span class="punctuation token">.</span>runtime<span class="punctuation token">.</span>lastError<span class="punctuation token">)</span><span class="punctuation token">;</span>
+  <span class="punctuation token">}</span>
+<span class="punctuation token">}</span>
+
+<span class="keyword token">function</span> <span class="function token">doesBookmarkExist</span><span class="punctuation token">(</span>bookmarkId<span class="punctuation token">)</span> <span class="punctuation token">{</span>
+  browser<span class="punctuation token">.</span>bookmarks<span class="punctuation token">.</span><span class="keyword token">get</span><span class="punctuation token">(</span>bookmarkId<span class="punctuation token">,</span> onGot<span class="punctuation token">)</span><span class="punctuation token">;</span>
+<span class="punctuation token">}</span></code></pre>
+
+<p>{{WebExtExamples}}</p>
+
+<div class="note"><strong>謝辞</strong>
+
+<p>この API は Chromium の <a href="https://developer.chrome.com/extensions/bookmarks#method-get"><code>chrome.bookmarks</code></a> API に基づいています。また、このドキュメントは <a href="https://chromium.googlesource.com/chromium/src/+/master/chrome/common/extensions/api/bookmarks.json"><code>bookmarks.json</code></a> における Chromium のコードに基づいて作成されています。</p>
+
+<p>Microsoft Edge の実装状況は Microsoft Corporation から提供されたものであり、ここでは Creative Commons Attribution 3.0 United States License に従います。</p>
+</div>
+
+<div class="hidden">
+<pre>// Copyright 2015 The Chromium Authors. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+</pre>
+</div>