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| <div class="title">filesystem-util.h</div> </div> |
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| <a href="filesystem-util_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">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</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">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#ifndef IMPALA_UTIL_FILESYSTEM_UTIL_H</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor"></span><span class="preprocessor">#define IMPALA_UTIL_FILESYSTEM_UTIL_H</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "<a class="code" href="status_8h.html">common/status.h</a>"</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="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div> |
| <div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="classimpala_1_1FileSystemUtil.html"> 26</a></span> <span class="keyword">class </span><a class="code" href="classimpala_1_1FileSystemUtil.html">FileSystemUtil</a> {</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">static</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1FileSystemUtil.html#a6065567b7bb28e1325172b0b0aac0991">CreateDirectories</a>(<span class="keyword">const</span> std::vector<std::string>& directories);</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">static</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1FileSystemUtil.html#a771310d2976c80472079b9fe0c918a66">CreateFile</a>(<span class="keyword">const</span> std::string& file_path);</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">static</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1FileSystemUtil.html#a851f73dacbc7a0d343e5c53718c17474">ResizeFile</a>(<span class="keyword">const</span> std::string& file_path, int64_t trunc_len);</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">static</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1FileSystemUtil.html#a8bca8d57e72bf2b881b585dd17143af4">RemovePaths</a>(<span class="keyword">const</span> std::vector<std::string>& directories);</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">static</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1FileSystemUtil.html#acfd4221191ae225cb044dffa01cd1ed0">VerifyIsDirectory</a>(<span class="keyword">const</span> std::string& directory_path);</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">static</span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1FileSystemUtil.html#a4ab790b902b4a05266791f9a7874832b">GetSpaceAvailable</a>(<span class="keyword">const</span> std::string& directory_path,</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="classuint64__t.html">uint64_t</a>* available_bytes);</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> };</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> }</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#endif</span></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a771310d2976c80472079b9fe0c918a66"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a771310d2976c80472079b9fe0c918a66">impala::FileSystemUtil::CreateFile</a></div><div class="ttdeci">static Status CreateFile(const std::string &file_path)</div><div class="ttdoc">Create a file at the specified path. </div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00066">filesystem-util.cc:66</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_acfd4221191ae225cb044dffa01cd1ed0"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#acfd4221191ae225cb044dffa01cd1ed0">impala::FileSystemUtil::VerifyIsDirectory</a></div><div class="ttdeci">static Status VerifyIsDirectory(const std::string &directory_path)</div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00096">filesystem-util.cc:96</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a8bca8d57e72bf2b881b585dd17143af4"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a8bca8d57e72bf2b881b585dd17143af4">impala::FileSystemUtil::RemovePaths</a></div><div class="ttdeci">static Status RemovePaths(const std::vector< std::string > &directories)</div><div class="ttdoc">Remove the specified paths and their enclosing files/directories. </div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00053">filesystem-util.cc:53</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html"><div class="ttname"><a href="classimpala_1_1Status.html">impala::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00081">status.h:81</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html">impala::FileSystemUtil</a></div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8h_source.html#l00026">filesystem-util.h:26</a></div></div> |
| <div class="ttc" id="classuint64__t_html"><div class="ttname"><a href="classuint64__t.html">uint64_t</a></div></div> |
| <div class="ttc" id="status_8h_html"><div class="ttname"><a href="status_8h.html">status.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a6065567b7bb28e1325172b0b0aac0991"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a6065567b7bb28e1325172b0b0aac0991">impala::FileSystemUtil::CreateDirectories</a></div><div class="ttdeci">static Status CreateDirectories(const std::vector< std::string > &directories)</div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00033">filesystem-util.cc:33</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a851f73dacbc7a0d343e5c53718c17474"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a851f73dacbc7a0d343e5c53718c17474">impala::FileSystemUtil::ResizeFile</a></div><div class="ttdeci">static Status ResizeFile(const std::string &file_path, int64_t trunc_len)</div><div class="ttdoc">Resize a file to a specified length - uses unistd truncate(). </div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00085">filesystem-util.cc:85</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a4ab790b902b4a05266791f9a7874832b"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a4ab790b902b4a05266791f9a7874832b">impala::FileSystemUtil::GetSpaceAvailable</a></div><div class="ttdeci">static Status GetSpaceAvailable(const std::string &directory_path, uint64_t *available_bytes)</div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00114">filesystem-util.cc:114</a></div></div> |
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