http://git-wip-us.apache.org/repos/asf/arrow-site/blob/4c7c2f1b/docs/cpp/file_8h_source.html ---------------------------------------------------------------------- diff --git a/docs/cpp/file_8h_source.html b/docs/cpp/file_8h_source.html index a0d1e88..422fc80 100644 --- a/docs/cpp/file_8h_source.html +++ b/docs/cpp/file_8h_source.html @@ -70,17 +70,17 @@ $(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> <span class="keywordtype">void</span>* 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 name="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 c lass="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</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, <span class="keywordtype">void</span>* 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>  <span class="keywordtype">void</span>* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00102"></a><span cl ass="lineno"> 102</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 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</sp an> supports_zero_copy() <span class="keyword">const override</span>;</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="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#a843cb8dccea68a22a2b9995605cb5a74">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="li neno"> 123</span> <span class="comment">//</span></div><div class="line"><a name="l00124"></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">MemoryMappedFile</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 name="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_sta tus.html">Status</a> Seek(int64_t position) <span class="keyword">override</span>;</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>  <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, <span class="keywordtype">void</span>* 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">Stat us</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>  <span class="keywordtype">void</span>* 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</sp an> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">bool</span> supports_zero_copy() <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> <span class="keywordtype">void</span>* 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> <span class="keywordtype">void</span>* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l001 62"></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</span></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="cla ssarrow_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="lineno"> 171</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> WriteInternal(<span class="keyword">const</span> <span class="keywordtype">void</span>* 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="line no"> 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> +<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>() <span class="keyword">override</span>;</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<OutputStream>* out);</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<OutputStream>* out);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</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="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</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="l00070"></a><span class="lineno"> 70</span>  std::shared_ptr<FileOutputStream>* file);</div><div class="line"><a name="l00071"></a><sp an class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">// OutputStream interface</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</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="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="comment">// Write bytes to the stream. Thread-safe</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword ">const</span> <span class="keywordtype">void</span>* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="classarrow_1_1io_1_1_file_output_stream.html">FileOutputStream</a>();</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</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="l00085"></a><span class="lineno"> 85</span>  std::unique_ptr<FileOutputStreamImpl> impl_;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> };</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment">// Operating system file</span></div><div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_readable_file.html"> 89</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 name="l00090"></a><span class="lineno" > 90</span>  <span class="keyword">public</span>:</div><div > class="line"><a name="l00091"></a><span class="lineno"> 91</span>  > ~<a class="code" > href="classarrow_1_1io_1_1_readable_file.html">ReadableFile</a>() <span > class="keyword">override</span>;</div><div class="line"><a > name="l00092"></a><span class="lineno"> 92</span> </div><div > class="line"><a name="l00097"></a><span class="lineno"> 97</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="l00098"></a><span class="lineno"> 98</span> </div><div > class="line"><a name="l00104"></a><span class="lineno"> 104</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="classarro w_1_1_memory_pool.html">MemoryPool</a>* pool,</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  std::shared_ptr<ReadableFile>* file);</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</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> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</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="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// Read bytes from the file. Thread-safe</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</ span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, <span class="keywordtype">void</span>* buffer) <span class="keyword">override</span>;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</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="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</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="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">void</span>* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&# 160;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</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="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"> 121</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="l00122"></a><span class="lineno"> 122</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="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordtype">bool</span> supports_zero_copy() <s pan class="keyword">const override</span>;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</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="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</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="l00132"></a><span class="lineno"> 132</span>  std::unique_ptr<ReadableFileImpl> impl_;</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> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// A file interface that uses memory-mapped files for memory interactions,</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// supporting zero copy reads. The same class is used for both reading and</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment">// writing.</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <sp an class="comment">//</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</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="l00140"></a><span class="lineno"> 140</span> <span class="comment">// FileOutputStream</span></div><div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="classarrow_1_1io_1_1_memory_mapped_file.html"> 141</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="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  ~<a clas s="code" href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a>() <span class="keyword">override</span>;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</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="l00147"></a><span class="lineno"> 147</span>  std::shared_ptr<MemoryMappedFile>* out);</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>  <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_fil e_mode.html#a41b6fb9caec96f1e634fb8052c9a9310">FileMode::type</a> mode,</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  std::shared_ptr<MemoryMappedFile>* out);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Close() <span class="keyword">override</span>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00154"></a><span class="lineno"> 154</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="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="classar row_1_1_status.html">Status</a> Seek(int64_t position) <span class="keyword">override</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"> 158</span>  <span class="comment">// Required by RandomAccessFile, copies memory into out. Not thread-safe</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Read(int64_t nbytes, int64_t* bytes_read, <span class="keywordtype">void</span>* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">// Zero copy read. Not thread-safe</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</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="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</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="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">void</span>* out) <span class="keyword">override</span>;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</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="l00169"></a><span class="lineno "> 169</span> </div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">bool</span> supports_zero_copy() <span class="keyword">const override</span>;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> Write(<span class="keyword">const</span> <span class="keywordtype">void</span>* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> WriteAt(int64_t position, <span class="keyword">const</span> <span class="keywordtype">void</span>* data, int64_t nbytes) <span class="keyword">override</span>;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// @return: the size in bytes of the memory source</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</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="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">int</span> file_descriptor() <span class="keyword">const</span>;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <a class="code " href="classarrow_1_1io_1_1_memory_mapped_file.html">MemoryMappedFile</a>();</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <a class="code" href="classarrow_1_1_status.html">Status</a> WriteInternal(<span class="keyword">const</span> <span class="keywordtype">void</span>* data, int64_t nbytes);</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div><div class="line"><a name="l00188"></a><span class="lineno"> 188</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="l00189"></a><span class="lineno"> 189</span>  std::shared_ptr<MemoryMap> memory_map_;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> };</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> } <span class="comment">// namespace io</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> } <span class="comment">// namespace arrow</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div><div class="line"><a name="l00195"></a><span class="lineno"> 195</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:42</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: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_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:141</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: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> adapter.h:32</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="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:89</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 -->
http://git-wip-us.apache.org/repos/asf/arrow-site/blob/4c7c2f1b/docs/cpp/files.html ---------------------------------------------------------------------- diff --git a/docs/cpp/files.html b/docs/cpp/files.html index a72558e..2f91fe7 100644 --- a/docs/cpp/files.html +++ b/docs/cpp/files.html @@ -158,7 +158,7 @@ $(function() { <tr id="row_0_0_6_20_" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="parallel_8h_source.html"><span class="icondoc"></span></a><a class="el" href="parallel_8h.html" target="_self">parallel.h</a></td><td class="desc"></td></tr> <tr id="row_0_0_6_21_" style="display:none;"><td class="entry"><span style="width:64px;display:inline-block;"> </span><a href="rle-encoding_8h_source.html"><span class="icondoc"></span></a><a class="el" href="rle-encoding_8h.html" target="_self">rle-encoding.h</a></td><td class="desc"></td></tr> <tr id="row_0_0_6_22_" style="display:none;"><td class="entry"><span 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http://git-wip-us.apache.org/repos/asf/arrow-site/blob/4c7c2f1b/docs/cpp/functions.html ---------------------------------------------------------------------- diff --git a/docs/cpp/functions.html b/docs/cpp/functions.html index 4ab8965..3efe852 100644 --- a/docs/cpp/functions.html +++ b/docs/cpp/functions.html @@ -111,6 +111,7 @@ $(function() { </li> <li>AddColumn() : <a class="el" href="classarrow_1_1ipc_1_1feather_1_1_table_builder.html#af773c28aa0a99a2f6bbcc5bd04acd1be">arrow::ipc::feather::TableBuilder</a> +, <a class="el" href="classarrow_1_1_record_batch.html#a2710374c67fe1493c45cf11af2476aed">arrow::RecordBatch</a> , <a class="el" href="classarrow_1_1_table.html#a28437b5f41c312c00725aa1dc5451cbc">arrow::Table</a> </li> <li>AddDictionary() @@ -123,8 +124,8 @@ $(function() { : <a class="el" href="classplasma_1_1_event_loop.html#ac7c31f1048cae6bdcee2c9fdf7ca66a0">plasma::EventLoop</a> </li> <li>AddMetadata() -: <a class="el" href="classarrow_1_1_field.html#a674176604f020ce92ce54d7da1a00bc0">arrow::Field</a> -, <a class="el" href="classarrow_1_1_schema.html#a54ccda90d692e3e9a9f7a7204f72e071">arrow::Schema</a> +: <a class="el" href="classarrow_1_1_field.html#a62fecbd06c4ef227ae53c4ea3cbb4616">arrow::Field</a> +, <a class="el" href="classarrow_1_1_schema.html#aca11dd1e22abc2baaf6ee96baf9d8c81">arrow::Schema</a> </li> <li>address() : <a class="el" href="classarrow_1_1stl__allocator.html#aed433bf67f62bcb87538ac56f3f66f0f">arrow::stl_allocator< T ></a> @@ -163,7 +164,7 @@ $(function() { , <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_boolean_builder.html#afc580587e3bf57107e524767c375d251">arrow::BooleanBuilder</a> -, <a class="el" href="classarrow_1_1_buffer_builder.html#a861a36589ea59cee1125d3251bfae30c">arrow::BufferBuilder</a> +, <a class="el" href="classarrow_1_1_buffer_builder.html#a1954e434193889884ee894cc15052db7">arrow::BufferBuilder</a> , <a class="el" href="classarrow_1_1compute_1_1_hash_kernel.html#a7866eab7675663fdd7698889bb129c38">arrow::compute::HashKernel</a> , <a class="el" href="classarrow_1_1_decimal128_builder.html#a91b8966592ea1b496636fdd02e83837b">arrow::Decimal128Builder</a> , <a class="el" href="classarrow_1_1_dictionary_builder.html#a37f90cda182952ce1d75897da2627eef">arrow::DictionaryBuilder< T ></a> @@ -208,23 +209,23 @@ $(function() { : <a class="el" href="classarrow_1_1_array_builder.html#a17c9bf5211cb980518df3bb1c33ba4fc">arrow::ArrayBuilder</a> </li> <li>ApproxEquals() -: <a class="el" href="classarrow_1_1_array.html#ade825725f328649b6d0cfe5e742158e1">arrow::Array</a> +: <a class="el" href="classarrow_1_1_array.html#a56def7fa56d01e607d20d36766060e5b">arrow::Array</a> , <a class="el" href="classarrow_1_1_record_batch.html#ae5f6c3764a9b0a8473fb9736c67f8dab">arrow::RecordBatch</a> </li> <li>Array() : <a class="el" href="classarrow_1_1_array.html#ae44d3c2fae3a8578fe829da20c6732f8">arrow::Array</a> </li> -<li>ARRAY -: <a class="el" href="structarrow_1_1compute_1_1_datum.html#ae1164fc67b6c27e5f39a7064fafd2ee6a0338511a5afa9fba4e3902538e1f91ed">arrow::compute::Datum</a> -</li> <li>array() : <a class="el" href="structarrow_1_1compute_1_1_datum.html#a27f774ccf0aea79b557a6485f1e378bd">arrow::compute::Datum</a> </li> +<li>ARRAY +: <a class="el" href="structarrow_1_1compute_1_1_datum.html#ae1164fc67b6c27e5f39a7064fafd2ee6a0338511a5afa9fba4e3902538e1f91ed">arrow::compute::Datum</a> +</li> <li>ArrayBuilder() : <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#a4dddad40bc23b9fae38058e499a2568a">arrow::ArrayData</a> </li> <li>ArrayMetadata() : <a class="el" href="structarrow_1_1ipc_1_1feather_1_1_array_metadata.html#a45592d5cbbc67fa339c2a15bd277dec4">arrow::ipc::feather::ArrayMetadata</a> @@ -260,6 +261,10 @@ $(function() { <li>ARROW_DISALLOW_COPY_AND_ASSIGN() : <a class="el" href="structarrow_1_1compute_1_1_scalar.html#a87f062a3a813a74ff43cac7a206014ed">arrow::compute::Scalar</a> </li> +<li>ArrowType +: <a class="el" href="structarrow_1_1stl_1_1_conversion_traits_3_01std_1_1vector_3_01value__c__type_01_4_01_4.html#ab93c1c24c9a1fc98f9c9cf954cce8dd2">arrow::stl::ConversionTraits< std::vector< value_c_type > ></a> +, <a class="el" href="structarrow_1_1stl_1_1_schema_from_tuple.html#a34b291667747cde6e568897f0a0e81f2">arrow::stl::SchemaFromTuple< Tuple, N ></a> +</li> </ul> </div><!-- contents --> <!-- start footer part --> http://git-wip-us.apache.org/repos/asf/arrow-site/blob/4c7c2f1b/docs/cpp/functions_0x7e.html ---------------------------------------------------------------------- diff --git a/docs/cpp/functions_0x7e.html b/docs/cpp/functions_0x7e.html index 7be0100..717e4cc 100644 --- a/docs/cpp/functions_0x7e.html +++ b/docs/cpp/functions_0x7e.html @@ -111,14 +111,14 @@ $(function() { : <a class="el" href="structarrow_1_1compute_1_1_datum.html#a42149c2e161aead5ae7ba424d3bf67ad">arrow::compute::Datum</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> +: <a class="el" href="classarrow_1_1_dictionary_builder.html#aaef0548478774329793a9f64d70c3952">arrow::DictionaryBuilder< T ></a> +, <a class="el" href="classarrow_1_1_dictionary_builder_3_01_null_type_01_4.html#ab39bc1e8b95628810fb449a288381110">arrow::DictionaryBuilder< NullType ></a> </li> <li>~FileInterface() : <a class="el" href="classarrow_1_1io_1_1_file_interface.html#aa42dcdfad00634f01192b39f1d9b4929">arrow::io::FileInterface</a> </li> <li>~FileOutputStream() -: <a class="el" href="classarrow_1_1io_1_1_file_output_stream.html#a410eb7b7b763bfc2387b3ee26ac74da8">arrow::io::FileOutputStream</a> +: <a class="el" href="classarrow_1_1io_1_1_file_output_stream.html#aabe83ee582be72521bd7bf4a8076afba">arrow::io::FileOutputStream</a> </li> <li>~FileSystem() : <a class="el" href="classarrow_1_1io_1_1_file_system.html#a4e2408c5a7d438d9ccc7284e73762336">arrow::io::FileSystem</a> @@ -127,25 +127,25 @@ $(function() { : <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> +: <a class="el" href="classarrow_1_1_g_zip_codec.html#a903f61f92d4a994dbe8f7cd430c1ba4c">arrow::GZipCodec</a> </li> <li>~HadoopFileSystem() -: <a class="el" href="classarrow_1_1io_1_1_hadoop_file_system.html#a92e454a2997866ada3eb5f5bd315fb79">arrow::io::HadoopFileSystem</a> +: <a class="el" href="classarrow_1_1io_1_1_hadoop_file_system.html#a401204a079bbd99aeaceffb48921c602">arrow::io::HadoopFileSystem</a> </li> <li>~HdfsOutputStream() -: <a class="el" href="classarrow_1_1io_1_1_hdfs_output_stream.html#a8649375697b3548328741defc3f49bdd">arrow::io::HdfsOutputStream</a> +: <a class="el" href="classarrow_1_1io_1_1_hdfs_output_stream.html#ab1f359be55346c5856c25caecf91410a">arrow::io::HdfsOutputStream</a> </li> <li>~HdfsReadableFile() -: <a class="el" href="classarrow_1_1io_1_1_hdfs_readable_file.html#a4fed02c236ae725b7fd8251de5edcb95">arrow::io::HdfsReadableFile</a> +: <a class="el" href="classarrow_1_1io_1_1_hdfs_readable_file.html#a8b098b30462cd0d16e09eeee227107d1">arrow::io::HdfsReadableFile</a> </li> <li>~KeyValueMetadata() : <a class="el" href="classarrow_1_1_key_value_metadata.html#a799a3785c1a75d632bd0ec39a25b653d">arrow::KeyValueMetadata</a> </li> <li>~LoggingMemoryPool() -: <a class="el" href="classarrow_1_1_logging_memory_pool.html#aafbac5947701feb3cb22d5b688687abe">arrow::LoggingMemoryPool</a> +: <a class="el" href="classarrow_1_1_logging_memory_pool.html#aeb601300a513c38eca65ecbc817132ea">arrow::LoggingMemoryPool</a> </li> <li>~MemoryMappedFile() -: <a class="el" href="classarrow_1_1io_1_1_memory_mapped_file.html#a66ca0df461f71f259fc756e5457cbb24">arrow::io::MemoryMappedFile</a> +: <a class="el" href="classarrow_1_1io_1_1_memory_mapped_file.html#a591763468f610e64fddf1c99d8cd05bc">arrow::io::MemoryMappedFile</a> </li> <li>~MemoryPool() : <a class="el" href="classarrow_1_1_memory_pool.html#a3176bcc9789be165f1af2217d144b02a">arrow::MemoryPool</a> @@ -171,6 +171,9 @@ $(function() { <li>~OwnedRef() : <a class="el" href="classarrow_1_1py_1_1_owned_ref.html#a8dbf530a3d56e9cc8be52ee72de0a2f8">arrow::py::OwnedRef</a> </li> +<li>~OwnedRefNoGIL() +: <a class="el" href="classarrow_1_1py_1_1_owned_ref_no_g_i_l.html#ae0943d984c8e64c5609793c149d9a5bc">arrow::py::OwnedRefNoGIL</a> +</li> <li>~PlasmaClient() : <a class="el" href="classplasma_1_1_plasma_client.html#a5fdabb4adc25c184234bef68bbf3f996">plasma::PlasmaClient</a> </li> @@ -178,7 +181,7 @@ $(function() { : <a class="el" href="classplasma_1_1_plasma_store.html#ae7d6e71db4bcf20c3fac9cfa8aca8539">plasma::PlasmaStore</a> </li> <li>~PoolBuffer() -: <a class="el" href="classarrow_1_1_pool_buffer.html#a220e90e051d1004341f32b354cca4443">arrow::PoolBuffer</a> +: <a class="el" href="classarrow_1_1_pool_buffer.html#ad9b69c34610e8bc1c4d3703aecf93353">arrow::PoolBuffer</a> </li> <li>~PyAcquireGIL() : <a class="el" href="classarrow_1_1py_1_1_py_acquire_g_i_l.html#aa07961f7d96ca5dd17319aa4fb65facc">arrow::py::PyAcquireGIL</a> @@ -186,14 +189,11 @@ $(function() { <li>~PyBuffer() : <a class="el" href="classarrow_1_1py_1_1_py_buffer.html#a77f8871083083966547a17eed0f441ae">arrow::py::PyBuffer</a> </li> -<li>~PyBytesReader() -: <a class="el" href="classarrow_1_1py_1_1_py_bytes_reader.html#accfa9d45ed1f2502c64aa693d2eab414">arrow::py::PyBytesReader</a> -</li> <li>~PyOutputStream() -: <a class="el" href="classarrow_1_1py_1_1_py_output_stream.html#a75096d6508882140d79037104c9a3c6f">arrow::py::PyOutputStream</a> +: <a class="el" href="classarrow_1_1py_1_1_py_output_stream.html#a696d409609da91bd1398a2a3fda7262f">arrow::py::PyOutputStream</a> </li> <li>~PyReadableFile() -: <a class="el" href="classarrow_1_1py_1_1_py_readable_file.html#a1a11db910428f51ccb9dd5977716c287">arrow::py::PyReadableFile</a> +: <a class="el" href="classarrow_1_1py_1_1_py_readable_file.html#a78db3311d06575f39c0e9a1e3172a86c">arrow::py::PyReadableFile</a> </li> <li>~RandomAccessFile() : <a class="el" href="classarrow_1_1io_1_1_random_access_file.html#a30c6917dfe0b6e508dac2ecc81917187">arrow::io::RandomAccessFile</a> @@ -202,7 +202,7 @@ $(function() { : <a class="el" href="classarrow_1_1io_1_1_readable.html#a96a411d4494a9872d7eef4f8bb6396b4">arrow::io::Readable</a> </li> <li>~ReadableFile() -: <a class="el" href="classarrow_1_1io_1_1_readable_file.html#ad16167595034d6aba891533c14caf8b8">arrow::io::ReadableFile</a> +: <a class="el" href="classarrow_1_1io_1_1_readable_file.html#a77d8563f0ecbee2a89d6be027e48aed4">arrow::io::ReadableFile</a> </li> <li>~RecordBatch() : <a class="el" href="classarrow_1_1_record_batch.html#a2605e9ac846d543eb84c01cf5225d253">arrow::RecordBatch</a> @@ -211,16 +211,16 @@ $(function() { : <a class="el" href="classarrow_1_1ipc_1_1_record_batch_file_reader.html#a3300bc02cf6b8a98cddba3fee224809b">arrow::ipc::RecordBatchFileReader</a> </li> <li>~RecordBatchFileWriter() -: <a class="el" href="classarrow_1_1ipc_1_1_record_batch_file_writer.html#acdcab22c935251c3ec14fb0472264c52">arrow::ipc::RecordBatchFileWriter</a> +: <a class="el" href="classarrow_1_1ipc_1_1_record_batch_file_writer.html#ad21d808985930340a72e6b762371c215">arrow::ipc::RecordBatchFileWriter</a> </li> <li>~RecordBatchReader() : <a class="el" href="classarrow_1_1_record_batch_reader.html#ad8660ce224397979fbf0da8898e55047">arrow::RecordBatchReader</a> </li> <li>~RecordBatchStreamReader() -: <a class="el" href="classarrow_1_1ipc_1_1_record_batch_stream_reader.html#a0005d2d5363446f1e2e877c9e3b39e52">arrow::ipc::RecordBatchStreamReader</a> +: <a class="el" href="classarrow_1_1ipc_1_1_record_batch_stream_reader.html#aa3859b441c672426580135e96a6b3504">arrow::ipc::RecordBatchStreamReader</a> </li> <li>~RecordBatchStreamWriter() -: <a class="el" href="classarrow_1_1ipc_1_1_record_batch_stream_writer.html#af84936f0d36f7f3461161d254448f9c4">arrow::ipc::RecordBatchStreamWriter</a> +: <a class="el" href="classarrow_1_1ipc_1_1_record_batch_stream_writer.html#a250bbd4acf98d586190f7c713d6cdf28">arrow::ipc::RecordBatchStreamWriter</a> </li> <li>~RecordBatchWriter() : <a class="el" href="classarrow_1_1ipc_1_1_record_batch_writer.html#ac1eab409618a90045b1bba229d401f28">arrow::ipc::RecordBatchWriter</a> @@ -234,20 +234,20 @@ $(function() { <li>~Schema() : <a class="el" href="classarrow_1_1_schema.html#aa488124e46c0a0d73a5f53dbcc45fd99">arrow::Schema</a> </li> -<li>~ScopedRef() -: <a class="el" href="classarrow_1_1py_1_1_scoped_ref.html#aea96d358836d5e3b56a9695bde378b2a">arrow::py::ScopedRef</a> -</li> <li>~Seekable() : <a class="el" href="classarrow_1_1io_1_1_seekable.html#a7642c30d2f852e0f79fec036a94ca093">arrow::io::Seekable</a> </li> <li>~Status() : <a class="el" href="classarrow_1_1_status.html#ac3e26a49af0974afa560b1a37094642f">arrow::Status</a> </li> +<li>~StderrStream() +: <a class="el" href="classarrow_1_1io_1_1_stderr_stream.html#a8939700d23ace263af3a556d49ec8fe3">arrow::io::StderrStream</a> +</li> <li>~StdinStream() -: <a class="el" href="classarrow_1_1io_1_1_stdin_stream.html#a4d87ec27649098830a25625bd8376eee">arrow::io::StdinStream</a> +: <a class="el" href="classarrow_1_1io_1_1_stdin_stream.html#a4baea940525b78a32a06c885d54f6c0b">arrow::io::StdinStream</a> </li> <li>~StdoutStream() -: <a class="el" href="classarrow_1_1io_1_1_stdout_stream.html#a5283ed0c16b0deee69d7d9d808d775d3">arrow::io::StdoutStream</a> +: <a class="el" href="classarrow_1_1io_1_1_stdout_stream.html#a3d06d6e04614245ea97d74d95c6bd058">arrow::io::StdoutStream</a> </li> <li>~stl_allocator() : <a class="el" href="classarrow_1_1stl__allocator.html#a51aa02f5c3b0f1e00c9027965bc3f146">arrow::stl_allocator< T ></a> @@ -256,7 +256,7 @@ $(function() { : <a class="el" href="classarrow_1_1_table.html#a7ea1eed4818941b9b1eb98381e1b9690">arrow::Table</a> </li> <li>~TableBatchReader() -: <a class="el" href="classarrow_1_1_table_batch_reader.html#af0cf3eb2cb25fb87e367a3e5af5e367f">arrow::TableBatchReader</a> +: <a class="el" href="classarrow_1_1_table_batch_reader.html#a757d911431c8283ecee369b36817bac3">arrow::TableBatchReader</a> </li> <li>~TableBuilder() : <a class="el" href="classarrow_1_1ipc_1_1feather_1_1_table_builder.html#a73d141f6e5710b860e88a8772630f682">arrow::ipc::feather::TableBuilder</a>
