302 lines
44 KiB
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302 lines
44 KiB
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<div class="headertitle"><div class="title">file_util.cc</div></div>
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<a href="file__util_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment">// limitations under the License.</span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "<a class="code" href="file__util_8h.html">ortools/util/file_util.h</a>"</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include "absl/status/statusor.h"</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include "absl/strings/str_cat.h"</span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include "google/protobuf/descriptor.h"</span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include "google/protobuf/io/zero_copy_stream_impl_lite.h"</span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include "google/protobuf/message.h"</span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include "google/protobuf/text_format.h"</span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include "google/protobuf/util/json_util.h"</span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include "<a class="code" href="base_2file_8h.html">ortools/base/file.h</a>"</span></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include "<a class="code" href="gzipstring_8h.html">ortools/base/gzipstring.h</a>"</span></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include "<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "<a class="code" href="status__macros_8h.html">ortools/base/status_macros.h</a>"</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span>using ::google::protobuf::TextFormat;</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="keyword">using</span> google::protobuf::util::JsonParseOptions;</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="keyword">using</span> google::protobuf::util::JsonStringToMessage;</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a319f5b5c935d6fb479624ae04d60d5ea"> 34</a></span>absl::StatusOr<std::string> <a class="code hl_function" href="namespaceoperations__research.html#a319f5b5c935d6fb479624ae04d60d5ea">ReadFileToString</a>(absl::string_view filename) {</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> std::string contents;</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <a class="code hl_define" href="status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespacefile.html#a0d5c85404c75c45579847f873589737f">file::GetContents</a>(filename, &contents, <a class="code hl_function" href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a>()));</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// Try decompressing it.</span></div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> {</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> std::string uncompressed;</div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="gzipstring_8h.html#a3834e8b931bd4ecc1a566f2fdf3cb899">GunzipString</a>(contents, &uncompressed)) contents.swap(uncompressed);</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> }</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keywordflow">return</span> contents;</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span>}</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#ac9d6b171922e3bb93b3795f4241c70e4"> 45</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#ac9d6b171922e3bb93b3795f4241c70e4">ReadFileToProto</a>(absl::string_view filename,</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> google::protobuf::Message* <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>) {</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> std::string data;</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code hl_function" href="namespacefile.html#a0d5c85404c75c45579847f873589737f">file::GetContents</a>(filename, &data, <a class="code hl_function" href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a>()));</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// Try decompressing it.</span></div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> {</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> std::string uncompressed;</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="gzipstring_8h.html#a3834e8b931bd4ecc1a566f2fdf3cb899">GunzipString</a>(data, &uncompressed)) {</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"ReadFileToProto(): input is gzipped"</span>;</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> data.swap(uncompressed);</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> }</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> }</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// Try binary format first, then text format, then JSON, then proto3 JSON,</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// then give up.</span></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// For some of those, like binary format and proto3 JSON, we perform</span></div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// additional checks to verify that we have the right proto: it can happen</span></div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="comment">// to try to read a proto of type Foo as a proto of type Bar, by mistake, and</span></div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// we'd rather have this function fail rather than silently accept it, because</span></div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// the proto parser is too lenient with unknown fields.</span></div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// We don't require ByteSizeLong(parsed) == input.size(), because it may be</span></div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// the case that the proto version changed and some fields are dropped.</span></div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// We just fail when the difference is too large.</span></div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">constexpr</span> <span class="keywordtype">double</span> kMaxBinaryProtoParseShrinkFactor = 2;</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>->ParseFromString(data)) {</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// NOTE(user): When using ParseFromString() from a generic</span></div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// google::protobuf::Message, like we do here, all fields are stored, even</span></div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// if they are unknown in the underlying proto type. Unless we explicitly</span></div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="comment">// discard those 'unknown fields' here, our call to ByteSizeLong() will</span></div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// still count the unknown payload.</span></div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>->DiscardUnknownFields();</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>->ByteSizeLong() <</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> data.size() / kMaxBinaryProtoParseShrinkFactor) {</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"ReadFileToProto(): input may be a binary proto, but of a "</span></div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="stringliteral">"different proto"</span>;</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"ReadFileToProto(): input seems to be a binary proto"</span>;</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> }</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> }</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">if</span> (google::protobuf::TextFormat::ParseFromString(data, <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>)) {</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"ReadFileToProto(): input is a text proto"</span>;</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> }</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">if</span> (JsonStringToMessage(data, <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, JsonParseOptions()).ok()) {</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// NOTE(user): We protect against the JSON proto3 parser being very lenient</span></div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="comment">// and easily accepting any JSON as a valid JSON for our proto: if the</span></div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="comment">// parsed proto's size is too small compared to the JSON, we probably parsed</span></div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// a JSON that wasn't representing a valid proto.</span></div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">constexpr</span> <span class="keywordtype">int</span> kMaxJsonToBinaryShrinkFactor = 30;</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>->ByteSizeLong() < data.size() / kMaxJsonToBinaryShrinkFactor) {</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"ReadFileToProto(): input is probably JSON, but probably not"</span></div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="stringliteral">" of the right proto"</span>;</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"ReadFileToProto(): input is a proto JSON"</span>;</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> }</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> }</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Could not parse protocol buffer"</span>;</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span>}</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a57741d0280e266642d7d146d0d0beedb"> 106</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#a57741d0280e266642d7d146d0d0beedb">WriteProtoToFile</a>(absl::string_view filename,</div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">const</span> google::protobuf::Message& <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>,</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <a class="code hl_enumeration" href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72">ProtoWriteFormat</a> proto_write_format, <span class="keywordtype">bool</span> gzipped,</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keywordtype">bool</span> append_extension_to_file_name) {</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> std::string file_type_suffix;</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> std::string output_string;</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> google::protobuf::io::StringOutputStream stream(&output_string);</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">switch</span> (proto_write_format) {</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72aa0af2ac06be96f6784af5295aab62c76">ProtoWriteFormat::kProtoBinary</a>:</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">if</span> (!<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.SerializeToZeroCopyStream(&stream)) {</div>
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|
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Serialize to stream failed."</span>;</div>
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|
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> }</div>
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|
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> file_type_suffix = <span class="stringliteral">".bin"</span>;</div>
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|
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72adfcd8e748f506324dff6a9d5e7aea00b">ProtoWriteFormat::kProtoText</a>:</div>
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|
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">if</span> (!google::protobuf::TextFormat::PrintToString(<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, &output_string)) {</div>
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|
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Printing to string failed."</span>;</div>
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|
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> }</div>
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|
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72a319f3b99b8d96c21e2f6b7ebc6fe8d8f">ProtoWriteFormat::kJson</a>: {</div>
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|
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> google::protobuf::util::JsonPrintOptions options;</div>
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|
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> options.add_whitespace = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> options.always_print_primitive_fields = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> options.preserve_proto_field_names = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keywordflow">if</span> (!google::protobuf::util::MessageToJsonString(<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, &output_string,</div>
|
|
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> options)</div>
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|
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> .ok()) {</div>
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|
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Printing to stream failed."</span>;</div>
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|
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> }</div>
|
|
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> file_type_suffix = <span class="stringliteral">".json"</span>;</div>
|
|
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> }</div>
|
|
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72adb5cce9ced76fea1f9c1e9f3e5cb1d90">ProtoWriteFormat::kCanonicalJson</a>:</div>
|
|
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> google::protobuf::util::JsonPrintOptions options;</div>
|
|
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> options.add_whitespace = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keywordflow">if</span> (!google::protobuf::util::MessageToJsonString(<a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, &output_string,</div>
|
|
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> options)</div>
|
|
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> .ok()) {</div>
|
|
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Printing to stream failed."</span>;</div>
|
|
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> }</div>
|
|
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> file_type_suffix = <span class="stringliteral">".json"</span>;</div>
|
|
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> }</div>
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|
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="keywordflow">if</span> (gzipped) {</div>
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|
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> std::string gzip_string;</div>
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|
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <a class="code hl_function" href="gzipstring_8h.html#a261a22a33098cddfef82560d4a9e47a6">GzipString</a>(output_string, &gzip_string);</div>
|
|
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> output_string.swap(gzip_string);</div>
|
|
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> file_type_suffix += <span class="stringliteral">".gz"</span>;</div>
|
|
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> }</div>
|
|
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> std::string output_filename(filename);</div>
|
|
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keywordflow">if</span> (append_extension_to_file_name) output_filename += file_type_suffix;</div>
|
|
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <a class="code hl_define" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"Writing "</span> << output_string.size() << <span class="stringliteral">" bytes to "</span></div>
|
|
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> << output_filename;</div>
|
|
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="namespacefile.html#ae612ac5fffd37d180718bfe45d8ee445">file::SetContents</a>(output_filename, output_string, <a class="code hl_function" href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a>())</div>
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|
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> .ok()) {</div>
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|
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Writing to file failed."</span>;</div>
|
|
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> }</div>
|
|
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span>}</div>
|
|
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> </div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span>} <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="abase_2file_8h_html"><div class="ttname"><a href="base_2file_8h.html">file.h</a></div></div>
|
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<div class="ttc" id="abase_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
|
|
<div class="ttc" id="abase_2logging_8h_html_a9f96ed9f06763f0821fdbb4d29031d8d"><div class="ttname"><a href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a></div><div class="ttdeci">#define CHECK_OK(x)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00042">base/logging.h:42</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae"><div class="ttname"><a href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a></div><div class="ttdeci">#define LOG(severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00416">base/logging.h:416</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927"><div class="ttname"><a href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a></div><div class="ttdeci">#define VLOG(verboselevel)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00979">base/logging.h:979</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_aed003f5eb5197bc586b7ef2c36a63da2"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a></div><div class="ttdeci">CpModelProto proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00115">cp_model_fz_solver.cc:115</a></div></div>
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<div class="ttc" id="afile__util_8h_html"><div class="ttname"><a href="file__util_8h.html">file_util.h</a></div></div>
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<div class="ttc" id="agzipstring_8h_html"><div class="ttname"><a href="gzipstring_8h.html">gzipstring.h</a></div></div>
|
|
<div class="ttc" id="agzipstring_8h_html_a261a22a33098cddfef82560d4a9e47a6"><div class="ttname"><a href="gzipstring_8h.html#a261a22a33098cddfef82560d4a9e47a6">GzipString</a></div><div class="ttdeci">void GzipString(absl::string_view uncompressed, std::string *compressed)</div><div class="ttdef"><b>Definition:</b> <a href="gzipstring_8h_source.html#l00063">gzipstring.h:63</a></div></div>
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<div class="ttc" id="agzipstring_8h_html_a3834e8b931bd4ecc1a566f2fdf3cb899"><div class="ttname"><a href="gzipstring_8h.html#a3834e8b931bd4ecc1a566f2fdf3cb899">GunzipString</a></div><div class="ttdeci">bool GunzipString(const std::string &str, std::string *out)</div><div class="ttdef"><b>Definition:</b> <a href="gzipstring_8h_source.html#l00022">gzipstring.h:22</a></div></div>
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|
<div class="ttc" id="alog__severity_8h_html_a50e5762f38854b37ee3e2851bc1bb0e7"><div class="ttname"><a href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a></div><div class="ttdeci">const int WARNING</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00031">log_severity.h:31</a></div></div>
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<div class="ttc" id="anamespacefile_html_a0d5c85404c75c45579847f873589737f"><div class="ttname"><a href="namespacefile.html#a0d5c85404c75c45579847f873589737f">file::GetContents</a></div><div class="ttdeci">absl::Status GetContents(const absl::string_view &filename, std::string *output, int flags)</div><div class="ttdef"><b>Definition:</b> <a href="base_2file_8cc_source.html#l00163">base/file.cc:163</a></div></div>
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<div class="ttc" id="anamespacefile_html_a1abdf766bb120d38e7a4dfa200972681"><div class="ttname"><a href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a></div><div class="ttdeci">int Defaults()</div><div class="ttdef"><b>Definition:</b> <a href="base_2file_8h_source.html#l00119">base/file.h:119</a></div></div>
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<div class="ttc" id="anamespacefile_html_ae612ac5fffd37d180718bfe45d8ee445"><div class="ttname"><a href="namespacefile.html#ae612ac5fffd37d180718bfe45d8ee445">file::SetContents</a></div><div class="ttdeci">absl::Status SetContents(const absl::string_view &filename, const absl::string_view &contents, int flags)</div><div class="ttdef"><b>Definition:</b> <a href="base_2file_8cc_source.html#l00196">base/file.cc:196</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a319f5b5c935d6fb479624ae04d60d5ea"><div class="ttname"><a href="namespaceoperations__research.html#a319f5b5c935d6fb479624ae04d60d5ea">operations_research::ReadFileToString</a></div><div class="ttdeci">absl::StatusOr< std::string > ReadFileToString(absl::string_view filename)</div><div class="ttdef"><b>Definition:</b> <a href="file__util_8cc_source.html#l00034">file_util.cc:34</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a57741d0280e266642d7d146d0d0beedb"><div class="ttname"><a href="namespaceoperations__research.html#a57741d0280e266642d7d146d0d0beedb">operations_research::WriteProtoToFile</a></div><div class="ttdeci">bool WriteProtoToFile(absl::string_view filename, const google::protobuf::Message &proto, ProtoWriteFormat proto_write_format, bool gzipped, bool append_extension_to_file_name)</div><div class="ttdef"><b>Definition:</b> <a href="file__util_8cc_source.html#l00106">file_util.cc:106</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaf9694f57960ede8c406e3bd923bcd72"><div class="ttname"><a href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72">operations_research::ProtoWriteFormat</a></div><div class="ttdeci">ProtoWriteFormat</div><div class="ttdef"><b>Definition:</b> <a href="file__util_8h_source.html#l00050">file_util.h:50</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaf9694f57960ede8c406e3bd923bcd72a319f3b99b8d96c21e2f6b7ebc6fe8d8f"><div class="ttname"><a href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72a319f3b99b8d96c21e2f6b7ebc6fe8d8f">operations_research::ProtoWriteFormat::kJson</a></div><div class="ttdeci">@ kJson</div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaf9694f57960ede8c406e3bd923bcd72aa0af2ac06be96f6784af5295aab62c76"><div class="ttname"><a href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72aa0af2ac06be96f6784af5295aab62c76">operations_research::ProtoWriteFormat::kProtoBinary</a></div><div class="ttdeci">@ kProtoBinary</div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaf9694f57960ede8c406e3bd923bcd72adb5cce9ced76fea1f9c1e9f3e5cb1d90"><div class="ttname"><a href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72adb5cce9ced76fea1f9c1e9f3e5cb1d90">operations_research::ProtoWriteFormat::kCanonicalJson</a></div><div class="ttdeci">@ kCanonicalJson</div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaf9694f57960ede8c406e3bd923bcd72adfcd8e748f506324dff6a9d5e7aea00b"><div class="ttname"><a href="namespaceoperations__research.html#aaf9694f57960ede8c406e3bd923bcd72adfcd8e748f506324dff6a9d5e7aea00b">operations_research::ProtoWriteFormat::kProtoText</a></div><div class="ttdeci">@ kProtoText</div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ac9d6b171922e3bb93b3795f4241c70e4"><div class="ttname"><a href="namespaceoperations__research.html#ac9d6b171922e3bb93b3795f4241c70e4">operations_research::ReadFileToProto</a></div><div class="ttdeci">bool ReadFileToProto(absl::string_view filename, google::protobuf::Message *proto)</div><div class="ttdef"><b>Definition:</b> <a href="file__util_8cc_source.html#l00045">file_util.cc:45</a></div></div>
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<div class="ttc" id="astatus__macros_8h_html"><div class="ttname"><a href="status__macros_8h.html">status_macros.h</a></div></div>
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<div class="ttc" id="astatus__macros_8h_html_acdc223d8c59d5c591dc6b4e88257627b"><div class="ttname"><a href="status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a></div><div class="ttdeci">#define RETURN_IF_ERROR(expr)</div><div class="ttdef"><b>Definition:</b> <a href="status__macros_8h_source.html#l00029">status_macros.h:29</a></div></div>
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