http://git-wip-us.apache.org/repos/asf/arrow-site/blob/35e0e750/docs/cpp/file_8h_source.html ---------------------------------------------------------------------- diff --git a/docs/cpp/file_8h_source.html b/docs/cpp/file_8h_source.html index aab1786..b5b9573 100644 --- a/docs/cpp/file_8h_source.html +++ b/docs/cpp/file_8h_source.html @@ -67,19 +67,19 @@ $(function() { <div class="title">file.h</div> </div> </div><!--header--> <div class="contents"> -<a href="file_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 class="l ineno"> 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 distributed unde r 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="comment">// IO interface implementations for OS files</span></div><div class="line"><a name="l00019"></a><span class= "lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef ARROW_IO_FILE_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define ARROW_IO_FILE_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <cstdint></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class= "preprocessor">#include "<a class="code" href="interfaces_8h.html">arrow/io/interfaces.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>MemoryPool;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">class </span>Status;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="namespacearrow_1_1io.html"> 36</a></span> <span class="keyword">namespace </span>io {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_output_stream.html"> 38</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_output_stream.html">OutputStream</a> {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  ~<a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a>();</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, std::shared_ptr<FileOutputStream>* file);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, <span class="keywordtype">bool</span> append,</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  std::shared_ptr<FileOutputS tream>* file);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// OutputStream interface</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const override</span>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// Write bytes to the stream. Thread-safe</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href=" classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> uint8_t* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a>();</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>  <span class="keyword">class </span> <a class="code" href="visibility_8h.html#a843cb8dccea68a22a2b9995605cb5a74">ARROW_NO_EXPORT</a> FileOutputStreamImpl;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::unique_ptr<FileOutputStreamImpl> impl_;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> };</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// Operating system file</span></div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_readable_file.html"> 74</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</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 nam e="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  ~<a class="code" href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</a>();</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, std::shared_ptr<ReadableFile>* file);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, <a class="code" href="classarrow_1 _1_memory_pool.html">MemoryPool</a>* pool,</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  std::shared_ptr<ReadableFile>* file);</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>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const override</span>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// Read bytes from the file. Thread-safe</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</spa n>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, uint8_t* buffer) <span class="keyword">override</span>;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, std::shared_ptr<Buffer>* out) <span class="keyword">override</span>;</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> GetSize(int64_t* size) <span class="keyword">override</span>;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Seek(int64_t position) <span class="keyword">override</span>;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </d iv><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">bool</span> supports_zero_copy() <span class="keyword">const override</span>;</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>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</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="keyword">private</span>:</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">explicit</span> <a class="code" href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</a>(<a class="code" href="classarrow_1_1_memory_pool.html">MemoryPool</a>* pool);</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">class </span><a class="code" href="visibility_8h.html#a843cb8dccea68a22a2b9995605cb5a74">ARROW_NO_EXPORT</a> ReadableFileImpl;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  std::unique_ptr<ReadableFileImpl> impl_;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> };</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// A file interface that uses memory-mapped files for memory interactions,</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// supporting zero copy reads. The same class is used for both reading and</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// writing.</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">//</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// If opening a file in a writeable mode, it is not truncated first as with</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">// FileOutputStream</span></div><div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_memory_mapped_file.html"> 119</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_read_write_file_interface.html">ReadWriteFileInterface</a> {</div><div class="line"><a name="l00120"></a><span class="lineno"> 120 </span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  ~<a class="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a>();</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Create(<span class="keyword">const</span> std::string& path, int64_t size,</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  std::shared_ptr<MemoryMappedFile>* out);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open (<span class="keyword">const</span> std::string& path, <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> mode,</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  std::shared_ptr<MemoryMappedFile>* out);</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const override</span>;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><di v class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Seek(int64_t position) <span class="keyword">override</span>;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// Required by RandomAccessFile, copies memory into out. Not thread-safe</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, uint8_t* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// Zero copy read. Not thread-safe</span></div><div class="line"><a name="l00140"></a><span cl ass="lineno"> 140</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, std::shared_ptr<Buffer>* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordtype">bool</span> supports_zero_copy() <span class="keyword">const override</span>;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> uint8_t* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="cl assarrow_1_1_status.html">Status</a> WriteAt(int64_t position, <span class="keyword">const</span> uint8_t* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">// @return: the size in bytes of the memory source</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> GetSize(int64_t* size) <span class="keyword">override</span>;</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</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a na me="l00155"></a><span class="lineno"> 155</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a>();</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> WriteInternal(<span class="keyword">const</span> uint8_t* data, int64_t nbytes);</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="keyword">class </span><a class="code" href="visibility_8h.html#a843cb8dccea68a22a2b9995605cb5a74">ARROW_NO_EXPORT</a> MemoryMap;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  std::shared_ptr< MemoryMap> memory_map_;</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> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> } <span class="comment">// namespace io</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> } <span class="comment">// namespace arrow</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#endif // ARROW_IO_FILE_H</span></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> +<a href="file_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 class="l ineno"> 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 distributed unde r 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="comment">// IO interface implementations for OS files</span></div><div class="line"><a name="l00019"></a><span class= "lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef ARROW_IO_FILE_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define ARROW_IO_FILE_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <cstdint></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class= "preprocessor">#include "<a class="code" href="interfaces_8h.html">arrow/io/interfaces.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>MemoryPool;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">class </span>Status;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="namespacearrow_1_1io.html"> 36</a></span> <span class="keyword">namespace </span>io {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_file_output_stream.html"> 38</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_output_stream.html">OutputStream</a> {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  ~<a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a>();</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, std::shared_ptr<FileOutputStream>* file);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, <span class="keywordtype">bool</span> append,</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  std::shared_ptr<FileOutputS tream>* file);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// OutputStream interface</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const override</span>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// Write bytes to the stream. Thread-safe</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href=" classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> uint8_t* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a>();</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>  <span class="keyword">class </span> <a class="code" href="visibility_8h.html#a843cb8dccea68a22a2b9995605cb5a74">ARROW_NO_EXPORT</a> FileOutputStreamImpl;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::unique_ptr<FileOutputStreamImpl> impl_;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> };</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// Operating system file</span></div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_readable_file.html"> 74</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</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 nam e="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  ~<a class="code" href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</a>();</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, std::shared_ptr<ReadableFile>* file);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, <a class="code" href="classarrow_1 _1_memory_pool.html">MemoryPool</a>* pool,</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  std::shared_ptr<ReadableFile>* file);</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>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const override</span>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// Read bytes from the file. Thread-safe</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</spa n>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, uint8_t* buffer) <span class="keyword">override</span>;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, std::shared_ptr<Buffer>* out) <span class="keyword">override</span>;</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>  <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="l00101"></a><span class="lineno"> 101</span>  uint8_t* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00104"></a><span class="l ineno"> 104</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> ReadAt(int64_t position, int64_t nbytes, std::shared_ptr<Buffer>* out) <span class="keyword">override</span>;</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>  <a class="code" href="classarrow_1_1_status.html">Status</a> GetSize(int64_t* size) <span class="keyword">override</span>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Seek(int64_t position) <span class="keyword">override</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="keywordtype">bool</span> supports_zero_copy() <span class="keyword">const override</span>;</div><div class="lin e"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">explicit</span> <a class="code" href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</a>(<a class="code" href="classarrow_1_1_memory_pool.html">MemoryPool</a>* pool);</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">class </span><a class="code" href="visibility_8h.html#a843cb8dccea68a22a2b99956 05cb5a74">ARROW_NO_EXPORT</a> ReadableFileImpl;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  std::unique_ptr<ReadableFileImpl> impl_;</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"> 120</span> <span class="comment">// A file interface that uses memory-mapped files for memory interactions,</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// supporting zero copy reads. The same class is used for both reading and</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// writing.</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">//</span></div><div class="line"><a name="l0 0124"></a><span class="lineno"> 124</span> <span class="comment">// If opening a file in a writeable mode, it is not truncated first as with</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// FileOutputStream</span></div><div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_memory_mapped_file.html"> 126</a></span> <span class="keyword">class </span>ARROW_EXPORT <a class="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a> : <span class="keyword">public</span> <a class="code" href="classarrow_1_1io_1_1_read_write_file_interface.html">ReadWriteFileInterface</a> {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  ~<a class="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">Me moryMappedFile</a>();</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Create(<span class="keyword">const</span> std::string& path, int64_t size,</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  std::shared_ptr<MemoryMappedFile>* out);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">static</span> <a class="code" href="classarrow_1_1_status.html">Status</a> Open(<span class="keyword">const</span> std::string& path, <a class="code" href="structarrow_1_1io_1_1_file_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> mode,</div><div class="line"><a nam e="l00135"></a><span class="lineno"> 135</span>  std::shared_ptr<MemoryMappedFile>* out);</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Tell(int64_t* position) <span class="keyword">const override</span>;</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_1_status.html">Status</a> Seek(int64_t position) <span class="keyword">override</span>;</div><d iv class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">// Required by RandomAccessFile, copies memory into out. Not thread-safe</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, uint8_t* out) <span class="keyword">override</span>;</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>  <span class="comment">// Zero copy read. Not thread-safe</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, std::shared_ptr<Buffer>* out) <span class="keyword">override</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"> 149</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="l00150"></a><span class="lineno"> 150</span>  uint8_t* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> ReadAt(int64_t position, int64_t nbytes, std::shared_ptr<Buffer>* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">bool</span> supports_zero_cop y() <span class="keyword">const override</span>;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> uint8_t* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</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) <span class="keyword">override</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="comment">// @return: the size in bytes of the memory source</spa n></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> GetSize(int64_t* size) <span class="keyword">override</span>;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</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="keyword">private</span>:</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a>();</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00171"></a><span class="li neno"> 171</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> WriteInternal(<span class="keyword">const</span> uint8_t* data, int64_t nbytes);</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keyword">class </span><a class="code" href="visibility_8h.html#a843cb8dccea68a22a2b9995605cb5a74">ARROW_NO_EXPORT</a> MemoryMap;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  std::shared_ptr<MemoryMap> memory_map_;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> };</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> } <span class="comment">// namespace io</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> } <span class="comment">// namespace arrow</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#endif // ARROW_IO_FILE_H</span></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:111</div></div> <div class="ttc" id="visibility_8h_html_a843cb8dccea68a22a2b9995605cb5a74"><div class="ttname"><a href="visibility_8h.html#a843cb8dccea68a22a2b9995605cb5a74">ARROW_NO_EXPORT</a></div><div class="ttdeci">#define ARROW_NO_EXPORT</div><div class="ttdef"><b>Definition:</b> visibility.h:40</div></div> <div class="ttc" id="classarrow_1_1io_1_1_file_output_stream_html"><div class="ttname"><a href="classarrow_1_1io_1_1_file_output_stream.html">arrow::io::FileOutputStream</a></div><div class="ttdef"><b>Definition:</b> file.h:38</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="classarrow_1_1io_1_1_memory_mapped_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_memory_mapped_file.html">arrow::io::MemoryMappedFile</a></div><div class="ttdef"><b>Definition:</b> file.h:119</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:121</div></div> +<div class="ttc" id="classarrow_1_1io_1_1_memory_mapped_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_memory_mapped_file.html">arrow::io::MemoryMappedFile</a></div><div class="ttdef"><b>Definition:</b> file.h:126</div></div> <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="interfaces_8h_html"><div class="ttname"><a href="interfaces_8h.html">interfaces.h</a></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_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="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="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:171</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:29</div></div> <div class="ttc" id="classarrow_1_1io_1_1_readable_file_html"><div class="ttname"><a href="classarrow_1_1io_1_1_readable_file.html">arrow::io::ReadableFile</a></div><div class="ttdef"><b>Definition:</b> file.h:74</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_1_memory_pool_html"><div class="ttname"><a href="classarrow_1_1_memory_pool.html">arrow::MemoryPool</a></div><div class="ttdoc">Base class for memory allocation. </div><div class="ttdef"><b>Definition:</b> memory_pool.h:35</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:37</div></div> +<div class="ttc" id="classarrow_1_1_memory_pool_html"><div class="ttname"><a href="classarrow_1_1_memory_pool.html">arrow::MemoryPool</a></div><div class="ttdoc">Base class for memory allocation. </div><div class="ttdef"><b>Definition:</b> memory_pool.h:34</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small>
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href="kernel_8h.html" target="_self">kernel.h</a></td><td class="desc"></td></tr> <tr id="row_0_0_1_"><td class="entry"><span style="width:32px;display:inline-block;"> </span><span id="arr_0_0_1_" class="arrow" onclick="toggleFolder('0_0_1_')">►</span><span id="img_0_0_1_" class="iconfclosed" onclick="toggleFolder('0_0_1_')"> </span><a class="el" href="dir_deac2c932aaaa5f15305e9049da085d6.html" target="_self">gpu</a></td><td class="desc"></td></tr> <tr id="row_0_0_1_0_" class="even" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="cuda__api_8h_source.html"><span class="icondoc"></span></a><a class="el" href="cuda__api_8h.html" target="_self">cuda_api.h</a></td><td class="desc"></td></tr> <tr id="row_0_0_1_1_" class="even" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="cuda__arrow__ipc_8h_source.html"><span class="icondoc"></span></a><a class="el" href="cuda__arrow__ipc_8h.html" target="_self">cuda_arrow_ipc.h</a></td><td class="desc"></td></tr> @@ -145,7 +146,8 @@ $(function() { <tr id="row_0_0_5_21_" class="even" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="sse-util_8h_source.html"><span class="icondoc"></span></a><a class="el" href="sse-util_8h.html" target="_self">sse-util.h</a></td><td class="desc"></td></tr> <tr id="row_0_0_5_22_" class="even" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="stl_8h_source.html"><span class="icondoc"></span></a><a class="el" href="stl_8h.html" target="_self">stl.h</a></td><td class="desc"></td></tr> <tr id="row_0_0_5_23_" class="even" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="string_8h_source.html"><span class="icondoc"></span></a><a class="el" href="string_8h.html" target="_self">string.h</a></td><td 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http://git-wip-us.apache.org/repos/asf/arrow-site/blob/35e0e750/docs/cpp/functions.html ---------------------------------------------------------------------- diff --git a/docs/cpp/functions.html b/docs/cpp/functions.html index 9baa82c..9e0e261 100644 --- a/docs/cpp/functions.html +++ b/docs/cpp/functions.html @@ -126,13 +126,12 @@ $(function() { </li> <li>Allocate() : <a class="el" href="classarrow_1_1compute_1_1_function_context.html#a9b52caa508a3d9b48519c3ef2dcd407f">arrow::compute::FunctionContext</a> -, <a class="el" href="classarrow_1_1_default_memory_pool.html#a45a944759a15de1175217088ba9f4571">arrow::DefaultMemoryPool</a> , <a class="el" href="classarrow_1_1gpu_1_1_cuda_context.html#af2df49664957d7fa71e445452ea4043a">arrow::gpu::CudaContext</a> , <a class="el" href="classarrow_1_1_logging_memory_pool.html#a3eb03f4e10b9fbf1e06fd72d65b6601c">arrow::LoggingMemoryPool</a> , <a class="el" href="classarrow_1_1_memory_pool.html#afa452b21a4d401403cc509cc50a384f9">arrow::MemoryPool</a> </li> <li>allocate() -: <a class="el" href="classarrow_1_1stl__allocator.html#a2291fc74e621137a411b54013d758b02">arrow::stl_allocator< T ></a> +: <a class="el" href="classarrow_1_1stl__allocator.html#a4ee13a5952515f13b65c26272e0e2429">arrow::stl_allocator< T ></a> </li> <li>AllocateHost() : <a class="el" href="classarrow_1_1gpu_1_1_cuda_device_manager.html#a5e506dc4e9000adb52911ed6b46cf864">arrow::gpu::CudaDeviceManager</a> @@ -140,6 +139,9 @@ $(function() { <li>allow_int_overflow : <a class="el" href="structarrow_1_1compute_1_1_cast_options.html#acbb8da5a5aeecb1a89392a5dba94ecb7">arrow::compute::CastOptions</a> </li> +<li>allow_time_truncate +: <a class="el" href="structarrow_1_1compute_1_1_cast_options.html#ae7afd064112db4f0d91dd48ed2b567fd">arrow::compute::CastOptions</a> +</li> <li>apidata : <a class="el" href="structae_event_loop.html#a6e5405d4ffa2492794fa74ee4cf6fb49">aeEventLoop</a> </li> @@ -148,6 +150,7 @@ $(function() { , <a class="el" href="classarrow_1_1_adaptive_u_int_builder.html#a7e4738b0c9b10cc48d51031b010cdac1">arrow::AdaptiveUIntBuilder</a> , <a class="el" href="classarrow_1_1_binary_builder.html#ab1b5c98a39ef9752c501dfd1bcc7bae5">arrow::BinaryBuilder</a> , <a class="el" href="classarrow_1_1_binary_dictionary_builder.html#a025c0597069c42c85b01d68932c2857c">arrow::BinaryDictionaryBuilder</a> +, <a class="el" href="classarrow_1_1_binary_unique_builder.html#a8d14307d001f0eadd0dbcae10e707a64">arrow::BinaryUniqueBuilder</a> , <a class="el" href="classarrow_1_1_boolean_builder.html#a9eb2208c82fccdad7ab1498871d11310">arrow::BooleanBuilder</a> , <a class="el" href="classarrow_1_1_buffer_builder.html#a861a36589ea59cee1125d3251bfae30c">arrow::BufferBuilder</a> , <a class="el" href="classarrow_1_1_decimal_builder.html#ad9567d12187846551ad255de3d5c4e14">arrow::DecimalBuilder</a> @@ -155,19 +158,23 @@ $(function() { , <a class="el" href="classarrow_1_1_fixed_size_binary_builder.html#a82c313b8b1f21e1b7db9bd4232791acd">arrow::FixedSizeBinaryBuilder</a> , <a class="el" href="classarrow_1_1ipc_1_1feather_1_1_table_writer.html#a7566c8db75db07be83ef0d027088d8fe">arrow::ipc::feather::TableWriter</a> , <a class="el" href="classarrow_1_1_key_value_metadata.html#a7aacdadc5ab3d6518072d7cfea3bd123">arrow::KeyValueMetadata</a> -, <a class="el" href="classarrow_1_1_list_builder.html#a4cee2624dbb80d1438e3a792dc2e834a">arrow::ListBuilder</a> +, <a class="el" href="classarrow_1_1_list_builder.html#aa5df1f263ae1cd67811336e94e5ac81a">arrow::ListBuilder</a> , <a class="el" href="classarrow_1_1_numeric_builder.html#a1e2842359a508f3d23ba6fc766c7eeb0">arrow::NumericBuilder< T ></a> -, <a class="el" href="classarrow_1_1_primitive_builder.html#af56d2faa32f2008bf4fe8ceb4742b007">arrow::PrimitiveBuilder< Type ></a> +, <a class="el" href="classarrow_1_1_primitive_builder.html#a522f70f197e417e6602e652554f4f275">arrow::PrimitiveBuilder< Type ></a> , <a class="el" href="classarrow_1_1_string_builder.html#a59be34b5e11017a392b4ee019d90da3c">arrow::StringBuilder</a> , <a class="el" href="classarrow_1_1_string_dictionary_builder.html#ab4e689c410e6c5334f993785ee299e60">arrow::StringDictionaryBuilder</a> +, <a class="el" href="classarrow_1_1_string_unique_builder.html#acf048aa0a5d0d3fc3fc1d3d54ad8672d">arrow::StringUniqueBuilder</a> , <a class="el" href="classarrow_1_1_struct_builder.html#af2339a1233283b3566cdfe5c392ed2f1">arrow::StructBuilder</a> -, <a class="el" href="classarrow_1_1_typed_buffer_builder.html#a3f077d697ae44153089db2907e8f2ab2">arrow::TypedBufferBuilder< T ></a> +, <a class="el" href="classarrow_1_1_typed_buffer_builder.html#a0dee0463148d313243336cac5ab8427e">arrow::TypedBufferBuilder< T ></a> +, <a class="el" href="classarrow_1_1_unique_builder.html#a72f6a8f942aba3a73b02fb339b17bace">arrow::UniqueBuilder< T ></a> </li> <li>AppendArray() : <a class="el" href="classarrow_1_1_dictionary_builder.html#aecd4f63447712177fe79282d334297a6">arrow::DictionaryBuilder< T ></a> +, <a class="el" href="classarrow_1_1_dictionary_builder_3_01_null_type_01_4.html#a3ba85d9d1714da0274fe04232b7a0419">arrow::DictionaryBuilder< NullType ></a> +, <a class="el" href="classarrow_1_1_unique_builder.html#a667ae219add396013ffaa3a64752dcbd">arrow::UniqueBuilder< T ></a> </li> <li>AppendDictionary() -: <a class="el" href="classarrow_1_1_dictionary_builder.html#a4fd950e5bcabcad601d40b66b99a8691">arrow::DictionaryBuilder< T ></a> +: <a class="el" href="classarrow_1_1_unique_builder.html#a5304f8e02c7caa1f1b9db420db9171ed">arrow::UniqueBuilder< T ></a> </li> <li>AppendNextOffset() : <a class="el" href="classarrow_1_1_binary_builder.html#a21622dffb51d57dccf3a873757ae712c">arrow::BinaryBuilder</a> @@ -177,6 +184,7 @@ $(function() { : <a class="el" href="classarrow_1_1_binary_builder.html#ad7aa78ed51fb2359e0a6f428b6525805">arrow::BinaryBuilder</a> , <a class="el" href="classarrow_1_1_boolean_builder.html#ae7c00c5076264fcbe5307c90296e7a02">arrow::BooleanBuilder</a> , <a class="el" href="classarrow_1_1_dictionary_builder.html#afc3e884264e3facf466b6c4a8da88877">arrow::DictionaryBuilder< T ></a> +, <a class="el" href="classarrow_1_1_dictionary_builder_3_01_null_type_01_4.html#a2c0d08e82993af89fbee9f304e825b16">arrow::DictionaryBuilder< NullType ></a> , <a class="el" href="classarrow_1_1_fixed_size_binary_builder.html#aa636e18d45a0c8fd91ff002e0cb6aeee">arrow::FixedSizeBinaryBuilder</a> , <a class="el" href="classarrow_1_1_list_builder.html#a713bd8aa29aafe3534d0201f07fb6411">arrow::ListBuilder</a> , <a class="el" href="classarrow_1_1_null_builder.html#a6a5ef4161e898baa1815824902173f33">arrow::NullBuilder</a> @@ -201,10 +209,10 @@ $(function() { : <a class="el" href="classarrow_1_1_array_builder.html#a37ea95121df1a041dcc869ad488ff0bd">arrow::ArrayBuilder</a> </li> <li>ArrayData() -: <a class="el" href="structarrow_1_1_array_data.html#abc63f417af9d4ea0edc59b49bf9d781e">arrow::ArrayData</a> +: <a class="el" href="structarrow_1_1_array_data.html#a9806122aca6abb3a9157668e42f436e1">arrow::ArrayData</a> </li> <li>ArrayMetadata() -: <a class="el" href="structarrow_1_1ipc_1_1feather_1_1_array_metadata.html#ab1cb751a269e51a20e3deaa2b728c9be">arrow::ipc::feather::ArrayMetadata</a> +: <a class="el" href="structarrow_1_1ipc_1_1feather_1_1_array_metadata.html#a45592d5cbbc67fa339c2a15bd277dec4">arrow::ipc::feather::ArrayMetadata</a> </li> <li>ArrayType : <a class="el" href="structarrow_1_1_type_traits_3_01_binary_type_01_4.html#a0ecf64fc719b4a35862218c64c7ad1ca">arrow::TypeTraits< BinaryType ></a> http://git-wip-us.apache.org/repos/asf/arrow-site/blob/35e0e750/docs/cpp/functions_0x7e.html ---------------------------------------------------------------------- diff --git a/docs/cpp/functions_0x7e.html b/docs/cpp/functions_0x7e.html index 18e549c..c9bba0f 100644 --- a/docs/cpp/functions_0x7e.html +++ b/docs/cpp/functions_0x7e.html @@ -75,10 +75,7 @@ $(function() { : <a class="el" href="classarrow_1_1_buffer.html#ae6e34f304922c3416a58688bf0cd4471">arrow::Buffer</a> </li> <li>~BufferOutputStream() -: <a class="el" href="classarrow_1_1io_1_1_buffer_output_stream.html#aa929c65808652ef3b146b9b59175ec8f">arrow::io::BufferOutputStream</a> -</li> -<li>~BufferReader() -: <a class="el" href="classarrow_1_1io_1_1_buffer_reader.html#a21b511f97d3e051616d9adf28f1c8970">arrow::io::BufferReader</a> +: <a class="el" href="classarrow_1_1io_1_1_buffer_output_stream.html#a01b1760a8dd18fb9013eb5cb156ee8d1">arrow::io::BufferOutputStream</a> </li> <li>~Codec() : <a class="el" href="classarrow_1_1_codec.html#a940f5c3077c5d527f85e9fa3fc2e9d05">arrow::Codec</a> @@ -107,11 +104,9 @@ $(function() { <li>~DataType() : <a class="el" href="classarrow_1_1_data_type.html#abb9105c8087a4b19f53c61ddf3188c48">arrow::DataType</a> </li> -<li>~DefaultMemoryPool() -: <a class="el" href="classarrow_1_1_default_memory_pool.html#a9f69f5b58a9052c66482b11217eb1bb5">arrow::DefaultMemoryPool</a> -</li> <li>~DictionaryBuilder() : <a class="el" href="classarrow_1_1_dictionary_builder.html#abad81406604f19381323316aa6ece9bf">arrow::DictionaryBuilder< T ></a> +, <a class="el" href="classarrow_1_1_dictionary_builder_3_01_null_type_01_4.html#abbac3da5fcb679e34bfc5ef88c56980c">arrow::DictionaryBuilder< NullType ></a> </li> <li>~FileInterface() : <a class="el" href="classarrow_1_1io_1_1_file_interface.html#aa42dcdfad00634f01192b39f1d9b4929">arrow::io::FileInterface</a> @@ -120,10 +115,10 @@ $(function() { : <a class="el" href="classarrow_1_1io_1_1_file_output_stream.html#a410eb7b7b763bfc2387b3ee26ac74da8">arrow::io::FileOutputStream</a> </li> <li>~FileSystem() -: <a class="el" href="classarrow_1_1io_1_1_file_system.html#ab6e667a6180c58207658d9c84db2cc8d">arrow::io::FileSystem</a> +: <a class="el" href="classarrow_1_1io_1_1_file_system.html#a4e2408c5a7d438d9ccc7284e73762336">arrow::io::FileSystem</a> </li> <li>~FixedSizeBufferWriter() -: <a class="el" href="classarrow_1_1io_1_1_fixed_size_buffer_writer.html#acbea3c403fae6336fbd22d618886b47a">arrow::io::FixedSizeBufferWriter</a> +: <a class="el" href="classarrow_1_1io_1_1_fixed_size_buffer_writer.html#ad071ee1572c0ab5c903fa3c5181f4799">arrow::io::FixedSizeBufferWriter</a> </li> <li>~GZipCodec() : <a class="el" href="classarrow_1_1_g_zip_codec.html#a950e030105f359cd34e41a1fca48235b">arrow::GZipCodec</a> @@ -200,8 +195,8 @@ $(function() { <li>~PyReadableFile() : <a class="el" href="classarrow_1_1py_1_1_py_readable_file.html#a1a11db910428f51ccb9dd5977716c287">arrow::py::PyReadableFile</a> </li> -<li>~PythonFile() -: <a class="el" href="classarrow_1_1py_1_1_python_file.html#a652b7b15a6e0aa57413feea1222503fd">arrow::py::PythonFile</a> +<li>~RandomAccessFile() +: <a class="el" href="classarrow_1_1io_1_1_random_access_file.html#a30c6917dfe0b6e508dac2ecc81917187">arrow::io::RandomAccessFile</a> </li> <li>~Readable() : <a class="el" href="classarrow_1_1io_1_1_readable.html#a96a411d4494a9872d7eef4f8bb6396b4">arrow::io::Readable</a> http://git-wip-us.apache.org/repos/asf/arrow-site/blob/35e0e750/docs/cpp/functions_b.html ---------------------------------------------------------------------- diff --git a/docs/cpp/functions_b.html b/docs/cpp/functions_b.html index 418f777..0963f7f 100644 --- a/docs/cpp/functions_b.html +++ b/docs/cpp/functions_b.html @@ -117,9 +117,6 @@ $(function() { <li>body() : <a class="el" href="classarrow_1_1ipc_1_1_message.html#a22b16d852c30e70a4a6825c4376c67e3">arrow::ipc::Message</a> </li> -<li>body_length -: <a class="el" href="structarrow_1_1ipc_1_1_file_block.html#ab0ea7d447b31d1e01a15bc6064bb6ee6">arrow::ipc::FileBlock</a> -</li> <li>BOOL : <a class="el" href="structarrow_1_1_type.html#a00a041cb19a3be373da8eec7d4bf1f44ae4bb4146eedf3fb5a517780000001b30">arrow::Type</a> </li> @@ -151,7 +148,6 @@ $(function() { <li>buffer_ : <a class="el" href="classarrow_1_1_buffer_builder.html#a17f7b6b8005f1f14be61c5270776158a">arrow::BufferBuilder</a> , <a class="el" href="classarrow_1_1io_1_1_buffer_reader.html#a245edeff7186cc5f173cda2c1e925314">arrow::io::BufferReader</a> -, <a class="el" href="classarrow_1_1io_1_1_fixed_size_buffer_writer.html#add411d06cde6dbdf37ee528d74a20eb1">arrow::io::FixedSizeBufferWriter</a> </li> <li>buffer_len() : <a class="el" href="classarrow_1_1_bit_writer.html#a5592cdd1db11520ea5ae0be95fb4732a">arrow::BitWriter</a> @@ -173,6 +169,7 @@ $(function() { </li> <li>buffers : <a class="el" href="structarrow_1_1_array_data.html#a11920b2e9bc4cb04cdb5970a45c5d3b0">arrow::ArrayData</a> +, <a class="el" href="structarrow_1_1py_1_1_serialized_py_object.html#a609cd686849c57dff6746607e928fe40">arrow::py::SerializedPyObject</a> </li> <li>BuilderType : <a class="el" href="structarrow_1_1_type_traits_3_01_binary_type_01_4.html#ad662529a02103e27fef5f577c04e3453">arrow::TypeTraits< BinaryType ></a> @@ -208,17 +205,16 @@ $(function() { , <a class="el" href="classarrow_1_1_fixed_size_binary_type.html#a684663b4cfeedd523eece039c6c0955a">arrow::FixedSizeBinaryType</a> </li> <li>byte_width_ -: <a class="el" href="classarrow_1_1_dictionary_builder.html#a4aa1e581bc7979c3369f0932f77f2301">arrow::DictionaryBuilder< T ></a> -, <a class="el" href="classarrow_1_1_fixed_size_binary_array.html#a8c7c1b088c14fd0804418c5272689600">arrow::FixedSizeBinaryArray</a> +: <a class="el" href="classarrow_1_1_fixed_size_binary_array.html#a8c7c1b088c14fd0804418c5272689600">arrow::FixedSizeBinaryArray</a> , <a class="el" href="classarrow_1_1_fixed_size_binary_builder.html#a2ca6f2ee6431aa975c45e39e3fc96de8">arrow::FixedSizeBinaryBuilder</a> , <a class="el" href="classarrow_1_1_fixed_size_binary_type.html#a2dfa5ac6ba9a94d355533f5b23a7b1bc">arrow::FixedSizeBinaryType</a> +, <a class="el" href="classarrow_1_1_unique_builder.html#ab8402754d91cd3fe1d92670b21dceb03">arrow::UniqueBuilder< T ></a> </li> <li>bytes : <a class="el" href="structarrow_1_1py_1_1_py_object_stringify.html#a4affd96a0f23d719cadb443eb179f98d">arrow::py::PyObjectStringify</a> </li> <li>bytes_allocated() -: <a class="el" href="classarrow_1_1_default_memory_pool.html#a374f58a6181c1157f84d4908a9dfa626">arrow::DefaultMemoryPool</a> -, <a class="el" href="classarrow_1_1gpu_1_1_cuda_context.html#a44d3d7c72ac74309f28d69fd6007a94a">arrow::gpu::CudaContext</a> +: <a class="el" href="classarrow_1_1gpu_1_1_cuda_context.html#a44d3d7c72ac74309f28d69fd6007a94a">arrow::gpu::CudaContext</a> , <a class="el" href="classarrow_1_1_logging_memory_pool.html#aa5a4ee8ec0299fea7125d89dc8553a46">arrow::LoggingMemoryPool</a> , <a class="el" href="classarrow_1_1_memory_pool.html#abd12cd4bfb8ce8afcfc7a25d0293cd85">arrow::MemoryPool</a> </li> http://git-wip-us.apache.org/repos/asf/arrow-site/blob/35e0e750/docs/cpp/functions_c.html ---------------------------------------------------------------------- diff --git a/docs/cpp/functions_c.html b/docs/cpp/functions_c.html index 3dd342e..7eca1ae 100644 --- a/docs/cpp/functions_c.html +++ b/docs/cpp/functions_c.html @@ -77,7 +77,7 @@ $(function() { : <a class="el" href="classarrow_1_1_cpu_info.html#a692d09b21334f369beaa7d6db1489994">arrow::CpuInfo</a> </li> <li>Call() -: <a class="el" href="classarrow_1_1compute_1_1_unary_kernel.html#a6835fc4ef911cd22c56fccadc19048bb">arrow::compute::UnaryKernel</a> +: <a class="el" href="classarrow_1_1compute_1_1_unary_kernel.html#ab638564cc1b81f230369cc659349fd9b">arrow::compute::UnaryKernel</a> </li> <li>capacity() : <a class="el" href="classarrow_1_1_array_builder.html#a0236e815af8f62c98bd612eea219cd73">arrow::ArrayBuilder</a> @@ -167,7 +167,6 @@ $(function() { , <a class="el" href="classarrow_1_1ipc_1_1_record_batch_writer.html#ad1706dac64039b5e46bf03458d65ed1a">arrow::ipc::RecordBatchWriter</a> , <a class="el" href="classarrow_1_1py_1_1_py_output_stream.html#a1e4de0c67f40ca3442953e307cc44681">arrow::py::PyOutputStream</a> , <a class="el" href="classarrow_1_1py_1_1_py_readable_file.html#a1bc9d2f12f123213a134c29f3e0941a8">arrow::py::PyReadableFile</a> -, <a class="el" href="classarrow_1_1py_1_1_python_file.html#aca7a1f24ae47e885f9a4f695e2832cda">arrow::py::PythonFile</a> </li> <li>code() : <a class="el" href="classarrow_1_1_status.html#a0006d966f821af5194a087806b121e80">arrow::Status</a>
