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<title>iceberg-cpp: iceberg::arrow::ArrowFileSystemFileIO Class Reference</title>
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<li class="navelem"><b>iceberg</b></li><li class="navelem"><b>arrow</b></li><li class="navelem"><a class="el" href="classiceberg_1_1arrow_1_1ArrowFileSystemFileIO.html">ArrowFileSystemFileIO</a></li> </ul>
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<div class="header">
<div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pub-static-methods">Static Public Member Functions</a> &#124;
<a href="classiceberg_1_1arrow_1_1ArrowFileSystemFileIO-members.html">List of all members</a> </div>
<div class="headertitle"><div class="title">iceberg::arrow::ArrowFileSystemFileIO Class Reference</div></div>
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<p>A concrete implementation of <a class="el" href="classiceberg_1_1FileIO.html" title="Pluggable module for reading, writing, and deleting files.">FileIO</a> for Arrow file system.
<a href="classiceberg_1_1arrow_1_1ArrowFileSystemFileIO.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="arrow__fs__file__io__internal_8h_source.html">arrow_fs_file_io_internal.h</a>&gt;</code></p>
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Inheritance diagram for iceberg::arrow::ArrowFileSystemFileIO:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a1c2bd3b754cfedc803c5005a7bf620e5" id="r_a1c2bd3b754cfedc803c5005a7bf620e5"><td class="memItemLeft" align="right" valign="top"><a id="a1c2bd3b754cfedc803c5005a7bf620e5" name="a1c2bd3b754cfedc803c5005a7bf620e5"></a>
&#160;</td><td class="memItemRight" valign="bottom"><b>ArrowFileSystemFileIO</b> (std::shared_ptr&lt;::arrow::fs::FileSystem &gt; arrow_fs)</td></tr>
<tr class="separator:a1c2bd3b754cfedc803c5005a7bf620e5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa023cae7f400db161e6d847c2bf6f2f3" id="r_aa023cae7f400db161e6d847c2bf6f2f3"><td class="memItemLeft" align="right" valign="top">Result&lt; std::string &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classiceberg_1_1arrow_1_1ArrowFileSystemFileIO.html#aa023cae7f400db161e6d847c2bf6f2f3">ReadFile</a> (const std::string &amp;file_location, std::optional&lt; size_t &gt; length) override</td></tr>
<tr class="memdesc:aa023cae7f400db161e6d847c2bf6f2f3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read the content of the file at the given location. <br /></td></tr>
<tr class="separator:aa023cae7f400db161e6d847c2bf6f2f3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a989c72cecf8dc2463cc90f947d36ba50" id="r_a989c72cecf8dc2463cc90f947d36ba50"><td class="memItemLeft" align="right" valign="top">Status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classiceberg_1_1arrow_1_1ArrowFileSystemFileIO.html#a989c72cecf8dc2463cc90f947d36ba50">WriteFile</a> (const std::string &amp;file_location, std::string_view content) override</td></tr>
<tr class="memdesc:a989c72cecf8dc2463cc90f947d36ba50"><td class="mdescLeft">&#160;</td><td class="mdescRight">Write the given content to the file at the given location. <br /></td></tr>
<tr class="separator:a989c72cecf8dc2463cc90f947d36ba50"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a054c596530ea55f4e66155c46308ab74" id="r_a054c596530ea55f4e66155c46308ab74"><td class="memItemLeft" align="right" valign="top">Status&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classiceberg_1_1arrow_1_1ArrowFileSystemFileIO.html#a054c596530ea55f4e66155c46308ab74">DeleteFile</a> (const std::string &amp;file_location) override</td></tr>
<tr class="memdesc:a054c596530ea55f4e66155c46308ab74"><td class="mdescLeft">&#160;</td><td class="mdescRight">Delete a file at the given location. <br /></td></tr>
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<tr class="memitem:a1220a089e1da05614613613cbfcf0656" id="r_a1220a089e1da05614613613cbfcf0656"><td class="memItemLeft" align="right" valign="top"><a id="a1220a089e1da05614613613cbfcf0656" name="a1220a089e1da05614613613cbfcf0656"></a>
const std::shared_ptr&lt;::arrow::fs::FileSystem &gt; &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>fs</b> () const</td></tr>
<tr class="memdesc:a1220a089e1da05614613613cbfcf0656"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the Arrow file system. <br /></td></tr>
<tr class="separator:a1220a089e1da05614613613cbfcf0656"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-static-methods" name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
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static std::unique_ptr&lt; <a class="el" href="classiceberg_1_1FileIO.html">FileIO</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>MakeMockFileIO</b> ()</td></tr>
<tr class="memdesc:a9f75861e2aeb0c393526e947419d5386"><td class="mdescLeft">&#160;</td><td class="mdescRight">Make an in-memory <a class="el" href="classiceberg_1_1FileIO.html" title="Pluggable module for reading, writing, and deleting files.">FileIO</a> backed by arrow::fs::internal::MockFileSystem. <br /></td></tr>
<tr class="separator:a9f75861e2aeb0c393526e947419d5386"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a88ac7cc4b4c0dd50eef88f3f6b85c7b9" id="r_a88ac7cc4b4c0dd50eef88f3f6b85c7b9"><td class="memItemLeft" align="right" valign="top"><a id="a88ac7cc4b4c0dd50eef88f3f6b85c7b9" name="a88ac7cc4b4c0dd50eef88f3f6b85c7b9"></a>
static std::unique_ptr&lt; <a class="el" href="classiceberg_1_1FileIO.html">FileIO</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>MakeLocalFileIO</b> ()</td></tr>
<tr class="memdesc:a88ac7cc4b4c0dd50eef88f3f6b85c7b9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Make a local <a class="el" href="classiceberg_1_1FileIO.html" title="Pluggable module for reading, writing, and deleting files.">FileIO</a> backed by arrow::fs::LocalFileSystem. <br /></td></tr>
<tr class="separator:a88ac7cc4b4c0dd50eef88f3f6b85c7b9"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A concrete implementation of <a class="el" href="classiceberg_1_1FileIO.html" title="Pluggable module for reading, writing, and deleting files.">FileIO</a> for Arrow file system. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="a054c596530ea55f4e66155c46308ab74" name="a054c596530ea55f4e66155c46308ab74"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a054c596530ea55f4e66155c46308ab74">&#9670;&#160;</a></span>DeleteFile()</h2>
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<td class="memname">Status iceberg::arrow::ArrowFileSystemFileIO::DeleteFile </td>
<td>(</td>
<td class="paramtype">const std::string &amp;&#160;</td>
<td class="paramname"><em>file_location</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Delete a file at the given location. </p>
<p>Reimplemented from <a class="el" href="classiceberg_1_1FileIO.html#ace7c9ec329017d5a99082739e8578937">iceberg::FileIO</a>.</p>
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<a id="aa023cae7f400db161e6d847c2bf6f2f3" name="aa023cae7f400db161e6d847c2bf6f2f3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa023cae7f400db161e6d847c2bf6f2f3">&#9670;&#160;</a></span>ReadFile()</h2>
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<td class="memname">Result&lt; std::string &gt; iceberg::arrow::ArrowFileSystemFileIO::ReadFile </td>
<td>(</td>
<td class="paramtype">const std::string &amp;&#160;</td>
<td class="paramname"><em>file_location</em>, </td>
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<td class="paramtype">std::optional&lt; size_t &gt;&#160;</td>
<td class="paramname"><em>length</em>&#160;</td>
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<td>)</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Read the content of the file at the given location. </p>
<p>Reimplemented from <a class="el" href="classiceberg_1_1FileIO.html#a714e3babeac9395ed6ef4b2f5c94a5cd">iceberg::FileIO</a>.</p>
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<a id="a989c72cecf8dc2463cc90f947d36ba50" name="a989c72cecf8dc2463cc90f947d36ba50"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a989c72cecf8dc2463cc90f947d36ba50">&#9670;&#160;</a></span>WriteFile()</h2>
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<td class="memname">Status iceberg::arrow::ArrowFileSystemFileIO::WriteFile </td>
<td>(</td>
<td class="paramtype">const std::string &amp;&#160;</td>
<td class="paramname"><em>file_location</em>, </td>
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<td class="paramtype">std::string_view&#160;</td>
<td class="paramname"><em>content</em>&#160;</td>
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<td>)</td>
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<p>Write the given content to the file at the given location. </p>
<p>Reimplemented from <a class="el" href="classiceberg_1_1FileIO.html#a527a78aca1045034250f50a51d8dc0f9">iceberg::FileIO</a>.</p>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li>iceberg/arrow/<a class="el" href="arrow__fs__file__io__internal_8h_source.html">arrow_fs_file_io_internal.h</a></li>
<li>iceberg/arrow/<b>arrow_fs_file_io.cc</b></li>
</ul>
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