http://git-wip-us.apache.org/repos/asf/arrow-site/blob/785c5862/docs/cpp/interfaces_8h_source.html ---------------------------------------------------------------------- diff --git a/docs/cpp/interfaces_8h_source.html b/docs/cpp/interfaces_8h_source.html index 4c57a09..e0de47c 100644 --- a/docs/cpp/interfaces_8h_source.html +++ b/docs/cpp/interfaces_8h_source.html @@ -5,7 +5,7 @@ <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.13"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> -<title>Apache Arrow (C++): /home/wesm/code/arrow/cpp/src/arrow/io/interfaces.h Source File</title> +<title>Apache Arrow (C++): /apache-arrow/arrow/cpp/src/arrow/io/interfaces.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> @@ -67,16 +67,16 @@ $(function() { <div class="title">interfaces.h</div> </div> </div><!--header--> <div class="contents"> -<a href="interfaces_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// or more contributor license agreements. See the NOTICE file</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// distributed with this work for additional information</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// to you under the Apache License, Version 2.0 (the</span></div><div class="line"><a name="l00006"></a><span cl ass="lineno"> 6</span> <span class="comment">// "License"); you may not use this file except in compliance</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// with the License. You may obtain a copy of the License at</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">//</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// Unless required by applicable law or agreed to in writing,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// software distribute d under the License is distributed on an</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// KIND, either express or implied. See the License for the</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// specific language governing permissions and limitations</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// under the License.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifndef ARROW_IO_INTERFACES_H</span></div><div class="line"><a name="l00019"></a><span class="lin eno"> 19</span> <span class="preprocessor">#define ARROW_IO_INTERFACES_H</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <cstdint></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <mutex></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <vector></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l0002 7"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="macros_8h.html">arrow/util/macros.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="visibility_8h.html">arrow/util/visibility.h</a>"</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span><a class="code" href="namespacearrow.html">arrow</a> {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">class </span>Buffer;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">class </span>Status;</div><div class="line"><a nam e="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span>io {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_mode.html"> 37</a></span> <span class="keyword">struct </span><a class="code" href="structarrow_1_1io_1_1_file_mode.html">FileMode</a> {</div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a28af57040692991ac5d033282c609c7b"> 38</a></span>  <span class="keyword">enum</span> <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">type</a> { <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310ab52e1a23224a7428723418a03 7a56374">READ</a>, <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a28af57040692991ac5d033282c609c7b">WRITE</a>, <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a117c7cc18774449e14f1a8a655939d30">READWRITE</a> };</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> };</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_object_type.html"> 41</a></span> <span class="keyword">struct </span><a class="code" href="structarrow_1_1io_1_1_object_type.html">ObjectType</a> {</div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a"> 42</a></span>  <span class="keyword">enum</span> <a class="code" href="structarrow_1_1io_1_1 _object_type.html#a1058f546342de12b2b2ade7410f4de7a">type</a> { FILE, DIRECTORY };</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> };</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html"> 45</a></span> <span class="keyword">struct </span>ARROW_EXPORT <a class="code" href="structarrow_1_1io_1_1_file_statistics.html">FileStatistics</a> {</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#a97bf450abd7b721e3e95030a44eeb99e"> 47</a></span>  int64_t <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#a97bf450abd7b721e3e95030a44eeb99e">size</a>;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#ac4fbf56a8096ef296 1f3e668fc22033e"> 48</a></span>  <a class="code" href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a">ObjectType::type</a> <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#ac4fbf56a8096ef2961f3e668fc22033e">kind</a>;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#acb65b45e4158c239f0756349a67fc36e"> 50</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#acb65b45e4158c239f0756349a67fc36e">FileStatistics</a>() {}</div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#a2dafd296b67318295fd892ab71079b3b"> 51</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#a2dafd296b67318295fd892ab71079b3b">FileStatistics</a>(int64_t size, <a class=" code" href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a">ObjectType::type</a> kind) : size(size), kind(kind) {}</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> };</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_system.html"> 54</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_file_system.html">FileSystem</a> {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_system.html#ab6e667a6180c58207658d9c84db2cc8d"> 56</a></span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1io_1_1_file_system.html#ab6e667a61 80c58207658d9c84db2cc8d">~FileSystem</a>() {}</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> MakeDirectory(<span class="keyword">const</span> std::string& path) = 0;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> DeleteDirectory(<span class="keyword">const</span> std::string& path) = 0;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Statu s</a> GetChildren(<span class="keyword">const</span> std::string& path,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  std::vector<std::string>* listing) = 0;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Rename(<span class="keyword">const</span> std::string& src, <span class="keyword">const</span> std::string& dst) = 0;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Stat(<span class="keyword">const</span> std::string& path, <a class="code" href="structarrow_1_1io_ 1_1_file_statistics.html">FileStatistics</a>* stat) = 0;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> };</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html"> 70</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a> {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">virtual</span> ~<a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>() = 0;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow _1_1_status.html">Status</a> Close() = 0;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#a75a3739361570bb121b9adb04d5d8686"> 76</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> <a class="code" href="classarrow_1_1io_1_1_file_interface.html#a75a3739361570bb121b9adb04d5d8686">mode</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> mode_; }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a>< span class="lineno"> 78</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#afea9126bb21e3720212a826aa78b5534"> 79</a></span>  <a class="code" href="classarrow_1_1io_1_1_file_interface.html#afea9126bb21e3720212a826aa78b5534">FileInterface</a>() {}</div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#a504d0410eb6066316365a4549d000ee0"> 80</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> <a class="code" href="classarrow_1_1io_1_1_file_interface.html#a504d0410eb6066316365a4549d000ee0">mode_</a>;</div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#af3dd01a780076e39a34770beb513f71f"> 81</a></span>  <span class="k eywordtype">void</span> <a class="code" href="classarrow_1_1io_1_1_file_interface.html#af3dd01a780076e39a34770beb513f71f">set_mode</a>(<a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> mode) { mode_ = mode; }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="macros_8h.html#a40d72e185b1488b5659b761f0b6115bb">ARROW_DISALLOW_COPY_AND_ASSIGN</a>(<a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> };</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class ="line" href="classarrow_1_1io_1_1_seekable.html"> 87</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a> {</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Seek(int64_t position) = 0;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> };</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_writeable.html"> 92</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_writeable.html">Writeable</a> {</div><div class="line"><a name="l 00093"></a><span class="lineno"> 93</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> uint8_t* data, int64_t nbytes) = 0;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Flush();</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> std::string& data);</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>& #160;};</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_readable.html"> 102</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_readable.html">Readable</a> {</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, uint8_t* out) = 0;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">// Does not copy if not necessary</span></div><div class="line"><a name="l00107"></ a><span class="lineno"> 107</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, std::shared_ptr<Buffer>* out) = 0;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> };</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_output_stream.html"> 110</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_output_stream.html">OutputStream</a> : <span class="keyword">virtual</span> <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>, <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_writeable.html">Writeable</a> {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>   <span class="keyword">protected</span>:</div><div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_output_stream.html#a75ceada7c785d78fbb2a81d2ce6b6e93"> 112</a></span>  <a class="code" href="classarrow_1_1io_1_1_output_stream.html#a75ceada7c785d78fbb2a81d2ce6b6e93">OutputStream</a>() {}</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> };</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_input_stream.html"> 115</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_input_stream.html">InputStream</a> : <span class="keyword">virtual</span> <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>, <span class="keyword">public</span> <a cla ss="code" href="classarrow_1_1io_1_1_readable.html">Readable</a> {</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_input_stream.html#aa7d3c448d324b0975577776d833133a4"> 117</a></span>  <a class="code" href="classarrow_1_1io_1_1_input_stream.html#aa7d3c448d324b0975577776d833133a4">InputStream</a>() {}</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> };</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_random_access_file.html"> 120</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a> : <span class="keyword">public</span> <a c lass="code" href="classarrow_1_1io_1_1_input_stream.html">InputStream</a>, <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a> {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> GetSize(int64_t* size) = 0;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supports_zero_copy() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span c lass="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> ReadAt(int64_t position, int64_t nbytes, int64_t* bytes_read,</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  uint8_t* out);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> ReadAt(int64_t position, int64_t nbytes, std::shared_ptr<Buffer>* out);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_random_access_file.html#a2c52831f6121cc1a751f1573e58c6bf9"> 136</a></span>  std::mutex& <a class="code" href="classarrow_1_1io_1_1_random_access_file.html#a2c52831f6121cc1a75 1f1573e58c6bf9">lock</a>() { <span class="keywordflow">return</span> lock_; }</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_random_access_file.html#a69bbf2b55f82c780ab8f75559ac57fed"> 139</a></span>  std::mutex <a class="code" href="classarrow_1_1io_1_1_random_access_file.html#a69bbf2b55f82c780ab8f75559ac57fed">lock_</a>;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a>();</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> };</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_writeable_file.html"> 144</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_writeable_file.html">WriteableFile</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_output_stream.html">OutputStream</a>, <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a> {</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> WriteAt(int64_t position, <span class="keyword">const</span> uint8_t* data, int64_t nbytes) = 0;</div><div class="line"><a name="l00147"></a><span cl ass="lineno"> 147</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_writeable_file.html#a650f2ad9683cdbcc49ffeb2e75b7a082"> 149</a></span>  <a class="code" href="classarrow_1_1io_1_1_writeable_file.html#a650f2ad9683cdbcc49ffeb2e75b7a082">WriteableFile</a>() { set_mode(<a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310ab52e1a23224a7428723418a037a56374">FileMode::READ</a>); }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> };</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_read_write_file_interface.html"> 152</a></span> <span class="keyword">class </span>ARROW_EX PORT <a class="code" href="classarrow_1_1io_1_1_read_write_file_interface.html">ReadWriteFileInterface</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a>,</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_writeable_file.html">WriteableFile</a> {</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_read_write_file_interface.html#a8dc7a2f90a0799d7322eb247d1827ee9"> 155</a></span>  <a class="code" href="classarrow_1_1io_1_1_read_write_file_interface.html#a8dc7a2f90a0799d7322eb247d1827ee9">ReadWriteFileInterface</a>() { <a class="code" href="classarrow_1_1io_1_1_file_inter face.html#af3dd01a780076e39a34770beb513f71f">RandomAccessFile::set_mode</a>(<a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a117c7cc18774449e14f1a8a655939d30">FileMode::READWRITE</a>); }</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> };</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="namespacearrow_1_1io.html#a04cc6eea7cb1879fb483991b692fd363"> 158</a></span> <span class="keyword">using</span> <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">ReadableFileInterface</a> = <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a>;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> } <span class="comment">// namespace io</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> } <span class="comment">// namespace arrow</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#endif // ARROW_IO_INTERFACES_H</span></div><div class="ttc" id="structarrow_1_1io_1_1_object_type_html"><div class="ttname"><a href="structarrow_1_1io_1_1_object_type.html">arrow::io::ObjectType</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:41</div></div> +<a href="interfaces_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// or more contributor license agreements. See the NOTICE file</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// distributed with this work for additional information</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// to you under the Apache License, Version 2.0 (the</span></div><div class="line"><a name="l00006"></a><span cl ass="lineno"> 6</span> <span class="comment">// "License"); you may not use this file except in compliance</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// with the License. You may obtain a copy of the License at</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">//</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// Unless required by applicable law or agreed to in writing,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// software distribute d under the License is distributed on an</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// KIND, either express or implied. See the License for the</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// specific language governing permissions and limitations</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// under the License.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifndef ARROW_IO_INTERFACES_H</span></div><div class="line"><a name="l00019"></a><span class="lin eno"> 19</span> <span class="preprocessor">#define ARROW_IO_INTERFACES_H</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <cstdint></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <mutex></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <vector></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l0002 7"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="macros_8h.html">arrow/util/macros.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="visibility_8h.html">arrow/util/visibility.h</a>"</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span><a class="code" href="namespacearrow.html">arrow</a> {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">class </span>Buffer;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">class </span>Status;</div><div class="line"><a nam e="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span>io {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_mode.html"> 37</a></span> <span class="keyword">struct </span><a class="code" href="structarrow_1_1io_1_1_file_mode.html">FileMode</a> {</div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a28af57040692991ac5d033282c609c7b"> 38</a></span>  <span class="keyword">enum</span> <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">type</a> { <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310ab52e1a23224a7428723418a03 7a56374">READ</a>, <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a28af57040692991ac5d033282c609c7b">WRITE</a>, <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a117c7cc18774449e14f1a8a655939d30">READWRITE</a> };</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> };</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_object_type.html"> 41</a></span> <span class="keyword">struct </span><a class="code" href="structarrow_1_1io_1_1_object_type.html">ObjectType</a> {</div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a"> 42</a></span>  <span class="keyword">enum</span> <a class="code" href="structarrow_1_1io_1_1 _object_type.html#a1058f546342de12b2b2ade7410f4de7a">type</a> { FILE, DIRECTORY };</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> };</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html"> 45</a></span> <span class="keyword">struct </span>ARROW_EXPORT <a class="code" href="structarrow_1_1io_1_1_file_statistics.html">FileStatistics</a> {</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#a97bf450abd7b721e3e95030a44eeb99e"> 47</a></span>  int64_t <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#a97bf450abd7b721e3e95030a44eeb99e">size</a>;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#ac4fbf56a8096ef296 1f3e668fc22033e"> 48</a></span>  <a class="code" href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a">ObjectType::type</a> <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#ac4fbf56a8096ef2961f3e668fc22033e">kind</a>;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#acb65b45e4158c239f0756349a67fc36e"> 50</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#acb65b45e4158c239f0756349a67fc36e">FileStatistics</a>() {}</div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structarrow_1_1io_1_1_file_statistics.html#a2dafd296b67318295fd892ab71079b3b"> 51</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_statistics.html#a2dafd296b67318295fd892ab71079b3b">FileStatistics</a>(int64_t size, <a class=" code" href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a">ObjectType::type</a> kind) : size(size), kind(kind) {}</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> };</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_system.html"> 54</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_file_system.html">FileSystem</a> {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_system.html#ab6e667a6180c58207658d9c84db2cc8d"> 56</a></span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1io_1_1_file_system.html#ab6e667a61 80c58207658d9c84db2cc8d">~FileSystem</a>() {}</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> MakeDirectory(<span class="keyword">const</span> std::string& path) = 0;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> DeleteDirectory(<span class="keyword">const</span> std::string& path) = 0;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Statu s</a> GetChildren(<span class="keyword">const</span> std::string& path,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  std::vector<std::string>* listing) = 0;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Rename(<span class="keyword">const</span> std::string& src, <span class="keyword">const</span> std::string& dst) = 0;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Stat(<span class="keyword">const</span> std::string& path, <a class="code" href="structarrow_1_1io_ 1_1_file_statistics.html">FileStatistics</a>* stat) = 0;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> };</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html"> 70</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a> {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">virtual</span> ~<a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>() = 0;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow _1_1_status.html">Status</a> Close() = 0;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#a75a3739361570bb121b9adb04d5d8686"> 76</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> <a class="code" href="classarrow_1_1io_1_1_file_interface.html#a75a3739361570bb121b9adb04d5d8686">mode</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> mode_; }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a>< span class="lineno"> 78</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#afea9126bb21e3720212a826aa78b5534"> 79</a></span>  <a class="code" href="classarrow_1_1io_1_1_file_interface.html#afea9126bb21e3720212a826aa78b5534">FileInterface</a>() {}</div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#a504d0410eb6066316365a4549d000ee0"> 80</a></span>  <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> <a class="code" href="classarrow_1_1io_1_1_file_interface.html#a504d0410eb6066316365a4549d000ee0">mode_</a>;</div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_interface.html#af3dd01a780076e39a34770beb513f71f"> 81</a></span>  <span class="k eywordtype">void</span> <a class="code" href="classarrow_1_1io_1_1_file_interface.html#af3dd01a780076e39a34770beb513f71f">set_mode</a>(<a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> mode) { mode_ = mode; }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="macros_8h.html#a40d72e185b1488b5659b761f0b6115bb">ARROW_DISALLOW_COPY_AND_ASSIGN</a>(<a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> };</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class ="line" href="classarrow_1_1io_1_1_seekable.html"> 87</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a> {</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">virtual</span> ~<a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Seek(int64_t position) = 0;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> };</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="linen o"><a class="line" href="classarrow_1_1io_1_1_writeable.html"> 93</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_writeable.html">Writeable</a> {</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">virtual</span> ~<a class="code" href="classarrow_1_1io_1_1_writeable.html">Writeable</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> uint8_t* data, int64_t nbytes) = 0;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Flush();</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> std::string& data);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> };</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_readable.html"> 105</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_readable.html">Readable</a> {</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</s pan>  <span class="keyword">public</span>:</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">virtual</span> ~<a class="code" href="classarrow_1_1io_1_1_readable.html">Readable</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, uint8_t* out) = 0;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Does not copy if not necessary</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">virtual</span> <a class="code" href="class arrow_1_1_status.html">Status</a> Read(int64_t nbytes, std::shared_ptr<Buffer>* out) = 0;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> };</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_output_stream.html"> 115</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_output_stream.html">OutputStream</a> : <span class="keyword">virtual</span> <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>, <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_writeable.html">Writeable</a> {</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00117"></a><span class="lin eno"><a class="line" href="classarrow_1_1io_1_1_output_stream.html#a75ceada7c785d78fbb2a81d2ce6b6e93"> 117</a></span>  <a class="code" href="classarrow_1_1io_1_1_output_stream.html#a75ceada7c785d78fbb2a81d2ce6b6e93">OutputStream</a>() {}</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> };</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_input_stream.html"> 120</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_input_stream.html">InputStream</a> : <span class="keyword">virtual</span> <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_file_interface.html">FileInterface</a>, <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_readable.html">Readable</a> {</div><div class="line"><a name="l00121"> </a><span class="lineno"> 121</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_input_stream.html#aa7d3c448d324b0975577776d833133a4"> 122</a></span>  <a class="code" href="classarrow_1_1io_1_1_input_stream.html#aa7d3c448d324b0975577776d833133a4">InputStream</a>() {}</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> };</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_random_access_file.html"> 125</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_input_stream.html">InputStream</a>, <span class="keyword">public</sp an> <a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a> {</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> GetSize(int64_t* size) = 0;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supports_zero_copy() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> ReadAt(int64_t p osition, int64_t nbytes, int64_t* bytes_read,</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  uint8_t* out);</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> ReadAt(int64_t position, int64_t nbytes, std::shared_ptr<Buffer>* out);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_random_access_file.html#a2c52831f6121cc1a751f1573e58c6bf9"> 141</a></span>  std::mutex& <a class="code" href="classarrow_1_1io_1_1_random_access_file.html#a2c52831f6121cc1a751f1573e58c6bf9">lock</a>() { <span class="keywordflow">return</span> lock_; }</div><div class="line"><a nam e="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_random_access_file.html#a69bbf2b55f82c780ab8f75559ac57fed"> 144</a></span>  std::mutex <a class="code" href="classarrow_1_1io_1_1_random_access_file.html#a69bbf2b55f82c780ab8f75559ac57fed">lock_</a>;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a>();</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> };</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"><a clas s="line" href="classarrow_1_1io_1_1_writeable_file.html"> 149</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_writeable_file.html">WriteableFile</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_output_stream.html">OutputStream</a>, <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_seekable.html">Seekable</a> {</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">virtual</span> <a class="code" href="classarrow_1_1_status.html">Status</a> WriteAt(int64_t position, <span class="keyword">const</span> uint8_t* data, int64_t nbytes) = 0;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</spa n>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_writeable_file.html#a650f2ad9683cdbcc49ffeb2e75b7a082"> 154</a></span>  <a class="code" href="classarrow_1_1io_1_1_writeable_file.html#a650f2ad9683cdbcc49ffeb2e75b7a082">WriteableFile</a>() { set_mode(<a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310ab52e1a23224a7428723418a037a56374">FileMode::READ</a>); }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> };</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_read_write_file_interface.html"> 157</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_read_write_file_interface.html">ReadWriteFileInterface</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a>,</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_writeable_file.html">WriteableFile</a> {</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_read_write_file_interface.html#a8dc7a2f90a0799d7322eb247d1827ee9"> 160</a></span>  <a class="code" href="classarrow_1_1io_1_1_read_write_file_interface.html#a8dc7a2f90a0799d7322eb247d1827ee9">ReadWriteFileInterface</a>() { <a class="code" href="classarrow_1_1io_1_1_file_interface.html#af3dd01a780076e39a34770beb513f71f">RandomAccessFile::set_mode</a>(<a class="code" href="structarr ow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a117c7cc18774449e14f1a8a655939d30">FileMode::READWRITE</a>); }</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> };</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="namespacearrow_1_1io.html#a04cc6eea7cb1879fb483991b692fd363"> 163</a></span> <span class="keyword">using</span> <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">ReadableFileInterface</a> = <a class="code" href="classarrow_1_1io_1_1_random_access_file.html">RandomAccessFile</a>;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> } <span class="comment">// namespace io</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> } <span class ="comment">// namespace arrow</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#endif // ARROW_IO_INTERFACES_H</span></div><div class="ttc" id="structarrow_1_1io_1_1_object_type_html"><div class="ttname"><a href="structarrow_1_1io_1_1_object_type.html">arrow::io::ObjectType</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:41</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_interface_html_a75a3739361570bb121b9adb04d5d8686"><div class="ttname"><a href="classarrow_1_1io_1_1_file_interface.html#a75a3739361570bb121b9adb04d5d8686">arrow::io::FileInterface::mode</a></div><div class="ttdeci">FileMode::type mode() const</div><div class="ttdef"><b>Definition:</b> interfaces.h:76</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_output_stream_html"><div class="ttname"><a href="classarrow_1_1io_1_1_output_stream.html">arrow::io::OutputStream</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:110</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_output_stream_html"><div class="ttname"><a href="classarrow_1_1io_1_1_output_stream.html">arrow::io::OutputStream</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:115</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_statistics_html"><div class="ttname"><a href="structarrow_1_1io_1_1_file_statistics.html">arrow::io::FileStatistics</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:45</div></div> <div class="ttc" id="structarrow_1_1io_1_1_object_type_html_a1058f546342de12b2b2ade7410f4de7a"><div class="ttname"><a href="structarrow_1_1io_1_1_object_type.html#a1058f546342de12b2b2ade7410f4de7a">arrow::io::ObjectType::type</a></div><div class="ttdeci">type</div><div class="ttdef"><b>Definition:</b> interfaces.h:42</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_writeable_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_writeable_file.html">arrow::io::WriteableFile</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:144</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_writeable_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_writeable_file.html">arrow::io::WriteableFile</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:149</div></div> <div class="ttc" id="classarrow_1_1io_1_1_seekable_html"><div class="ttname"><a href="classarrow_1_1io_1_1_seekable.html">arrow::io::Seekable</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:87</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_writeable_html"><div class="ttname"><a href="classarrow_1_1io_1_1_writeable.html">arrow::io::Writeable</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:92</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_input_stream_html"><div class="ttname"><a href="classarrow_1_1io_1_1_input_stream.html">arrow::io::InputStream</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:115</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_random_access_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_random_access_file.html">arrow::io::RandomAccessFile</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:120</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_writeable_html"><div class="ttname"><a href="classarrow_1_1io_1_1_writeable.html">arrow::io::Writeable</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:93</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_input_stream_html"><div class="ttname"><a href="classarrow_1_1io_1_1_input_stream.html">arrow::io::InputStream</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:120</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_random_access_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_random_access_file.html">arrow::io::RandomAccessFile</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:125</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_statistics_html_acb65b45e4158c239f0756349a67fc36e"><div class="ttname"><a href="structarrow_1_1io_1_1_file_statistics.html#acb65b45e4158c239f0756349a67fc36e">arrow::io::FileStatistics::FileStatistics</a></div><div class="ttdeci">FileStatistics()</div><div class="ttdef"><b>Definition:</b> interfaces.h:50</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_interface_html_afea9126bb21e3720212a826aa78b5534"><div class="ttname"><a href="classarrow_1_1io_1_1_file_interface.html#afea9126bb21e3720212a826aa78b5534">arrow::io::FileInterface::FileInterface</a></div><div class="ttdeci">FileInterface()</div><div class="ttdef"><b>Definition:</b> interfaces.h:79</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_interface_html_a504d0410eb6066316365a4549d000ee0"><div class="ttname"><a href="classarrow_1_1io_1_1_file_interface.html#a504d0410eb6066316365a4549d000ee0">arrow::io::FileInterface::mode_</a></div><div class="ttdeci">FileMode::type mode_</div><div class="ttdef"><b>Definition:</b> interfaces.h:80</div></div> @@ -86,22 +86,22 @@ $(function() { <div class="ttc" id="classarrow_1_1_status_html"><div class="ttname"><a href="classarrow_1_1_status.html">arrow::Status</a></div><div class="ttdef"><b>Definition:</b> status.h:106</div></div> <div class="ttc" id="macros_8h_html"><div class="ttname"><a href="macros_8h.html">macros.h</a></div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_mode_html"><div class="ttname"><a href="structarrow_1_1io_1_1_file_mode.html">arrow::io::FileMode</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:37</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_writeable_file_html_a650f2ad9683cdbcc49ffeb2e75b7a082"><div class="ttname"><a href="classarrow_1_1io_1_1_writeable_file.html#a650f2ad9683cdbcc49ffeb2e75b7a082">arrow::io::WriteableFile::WriteableFile</a></div><div class="ttdeci">WriteableFile()</div><div class="ttdef"><b>Definition:</b> interfaces.h:149</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_random_access_file_html_a2c52831f6121cc1a751f1573e58c6bf9"><div class="ttname"><a href="classarrow_1_1io_1_1_random_access_file.html#a2c52831f6121cc1a751f1573e58c6bf9">arrow::io::RandomAccessFile::lock</a></div><div class="ttdeci">std::mutex & lock()</div><div class="ttdef"><b>Definition:</b> interfaces.h:136</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_writeable_file_html_a650f2ad9683cdbcc49ffeb2e75b7a082"><div class="ttname"><a href="classarrow_1_1io_1_1_writeable_file.html#a650f2ad9683cdbcc49ffeb2e75b7a082">arrow::io::WriteableFile::WriteableFile</a></div><div class="ttdeci">WriteableFile()</div><div class="ttdef"><b>Definition:</b> interfaces.h:154</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_random_access_file_html_a2c52831f6121cc1a751f1573e58c6bf9"><div class="ttname"><a href="classarrow_1_1io_1_1_random_access_file.html#a2c52831f6121cc1a751f1573e58c6bf9">arrow::io::RandomAccessFile::lock</a></div><div class="ttdeci">std::mutex & lock()</div><div class="ttdef"><b>Definition:</b> interfaces.h:141</div></div> <div class="ttc" id="visibility_8h_html"><div class="ttname"><a href="visibility_8h.html">visibility.h</a></div></div> -<div class="ttc" id="classarrow_1_1io_1_1_output_stream_html_a75ceada7c785d78fbb2a81d2ce6b6e93"><div class="ttname"><a href="classarrow_1_1io_1_1_output_stream.html#a75ceada7c785d78fbb2a81d2ce6b6e93">arrow::io::OutputStream::OutputStream</a></div><div class="ttdeci">OutputStream()</div><div class="ttdef"><b>Definition:</b> interfaces.h:112</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_random_access_file_html_a69bbf2b55f82c780ab8f75559ac57fed"><div class="ttname"><a href="classarrow_1_1io_1_1_random_access_file.html#a69bbf2b55f82c780ab8f75559ac57fed">arrow::io::RandomAccessFile::lock_</a></div><div class="ttdeci">std::mutex lock_</div><div class="ttdef"><b>Definition:</b> interfaces.h:139</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_output_stream_html_a75ceada7c785d78fbb2a81d2ce6b6e93"><div class="ttname"><a href="classarrow_1_1io_1_1_output_stream.html#a75ceada7c785d78fbb2a81d2ce6b6e93">arrow::io::OutputStream::OutputStream</a></div><div class="ttdeci">OutputStream()</div><div class="ttdef"><b>Definition:</b> interfaces.h:117</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_random_access_file_html_a69bbf2b55f82c780ab8f75559ac57fed"><div class="ttname"><a href="classarrow_1_1io_1_1_random_access_file.html#a69bbf2b55f82c780ab8f75559ac57fed">arrow::io::RandomAccessFile::lock_</a></div><div class="ttdeci">std::mutex lock_</div><div class="ttdef"><b>Definition:</b> interfaces.h:144</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_system_html_ab6e667a6180c58207658d9c84db2cc8d"><div class="ttname"><a href="classarrow_1_1io_1_1_file_system.html#ab6e667a6180c58207658d9c84db2cc8d">arrow::io::FileSystem::~FileSystem</a></div><div class="ttdeci">virtual ~FileSystem()</div><div class="ttdef"><b>Definition:</b> interfaces.h:56</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_read_write_file_interface_html"><div class="ttname"><a href="classarrow_1_1io_1_1_read_write_file_interface.html">arrow::io::ReadWriteFileInterface</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:152</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_read_write_file_interface_html"><div class="ttname"><a href="classarrow_1_1io_1_1_read_write_file_interface.html">arrow::io::ReadWriteFileInterface</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:157</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_mode_html_a41b6fb9caec96f1e634fb8052c9a9310a117c7cc18774449e14f1a8a655939d30"><div class="ttname"><a href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310a117c7cc18774449e14f1a8a655939d30">arrow::io::FileMode::READWRITE</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:38</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_interface_html_af3dd01a780076e39a34770beb513f71f"><div class="ttname"><a href="classarrow_1_1io_1_1_file_interface.html#af3dd01a780076e39a34770beb513f71f">arrow::io::FileInterface::set_mode</a></div><div class="ttdeci">void set_mode(FileMode::type mode)</div><div class="ttdef"><b>Definition:</b> interfaces.h:81</div></div> <div class="ttc" id="namespacearrow_html"><div class="ttname"><a href="namespacearrow.html">arrow</a></div><div class="ttdoc">Top-level namespace for Apache Arrow C++ API. </div><div class="ttdef"><b>Definition:</b> allocator.h:28</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_statistics_html_a2dafd296b67318295fd892ab71079b3b"><div class="ttname"><a href="structarrow_1_1io_1_1_file_statistics.html#a2dafd296b67318295fd892ab71079b3b">arrow::io::FileStatistics::FileStatistics</a></div><div class="ttdeci">FileStatistics(int64_t size, ObjectType::type kind)</div><div class="ttdef"><b>Definition:</b> interfaces.h:51</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_system_html"><div class="ttname"><a href="classarrow_1_1io_1_1_file_system.html">arrow::io::FileSystem</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:54</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_read_write_file_interface_html_a8dc7a2f90a0799d7322eb247d1827ee9"><div class="ttname"><a href="classarrow_1_1io_1_1_read_write_file_interface.html#a8dc7a2f90a0799d7322eb247d1827ee9">arrow::io::ReadWriteFileInterface::ReadWriteFileInterface</a></div><div class="ttdeci">ReadWriteFileInterface()</div><div class="ttdef"><b>Definition:</b> interfaces.h:155</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_read_write_file_interface_html_a8dc7a2f90a0799d7322eb247d1827ee9"><div class="ttname"><a href="classarrow_1_1io_1_1_read_write_file_interface.html#a8dc7a2f90a0799d7322eb247d1827ee9">arrow::io::ReadWriteFileInterface::ReadWriteFileInterface</a></div><div class="ttdeci">ReadWriteFileInterface()</div><div class="ttdef"><b>Definition:</b> interfaces.h:160</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_mode_html_a41b6fb9caec96f1e634fb8052c9a9310"><div class="ttname"><a href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">arrow::io::FileMode::type</a></div><div class="ttdeci">type</div><div class="ttdef"><b>Definition:</b> interfaces.h:38</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_input_stream_html_aa7d3c448d324b0975577776d833133a4"><div class="ttname"><a href="classarrow_1_1io_1_1_input_stream.html#aa7d3c448d324b0975577776d833133a4">arrow::io::InputStream::InputStream</a></div><div class="ttdeci">InputStream()</div><div class="ttdef"><b>Definition:</b> interfaces.h:117</div></div> -<div class="ttc" id="classarrow_1_1io_1_1_readable_html"><div class="ttname"><a href="classarrow_1_1io_1_1_readable.html">arrow::io::Readable</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:102</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_input_stream_html_aa7d3c448d324b0975577776d833133a4"><div class="ttname"><a href="classarrow_1_1io_1_1_input_stream.html#aa7d3c448d324b0975577776d833133a4">arrow::io::InputStream::InputStream</a></div><div class="ttdeci">InputStream()</div><div class="ttdef"><b>Definition:</b> interfaces.h:122</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_readable_html"><div class="ttname"><a href="classarrow_1_1io_1_1_readable.html">arrow::io::Readable</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:105</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_statistics_html_a97bf450abd7b721e3e95030a44eeb99e"><div class="ttname"><a href="structarrow_1_1io_1_1_file_statistics.html#a97bf450abd7b721e3e95030a44eeb99e">arrow::io::FileStatistics::size</a></div><div class="ttdeci">int64_t size</div><div class="ttdoc">Size of file, -1 if finding length is unsupported. </div><div class="ttdef"><b>Definition:</b> interfaces.h:47</div></div> <div class="ttc" id="macros_8h_html_a40d72e185b1488b5659b761f0b6115bb"><div class="ttname"><a href="macros_8h.html#a40d72e185b1488b5659b761f0b6115bb">ARROW_DISALLOW_COPY_AND_ASSIGN</a></div><div class="ttdeci">#define ARROW_DISALLOW_COPY_AND_ASSIGN(TypeName)</div><div class="ttdef"><b>Definition:</b> macros.h:23</div></div> <div class="ttc" id="structarrow_1_1io_1_1_file_mode_html_a41b6fb9caec96f1e634fb8052c9a9310ab52e1a23224a7428723418a037a56374"><div class="ttname"><a href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310ab52e1a23224a7428723418a037a56374">arrow::io::FileMode::READ</a></div><div class="ttdef"><b>Definition:</b> interfaces.h:38</div></div>
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