Mercurial > hg > orthanc
annotate Core/Cache/MemoryStringCache.cpp @ 3833:a3e38994d95a
compilation on mips qemu
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 15 Apr 2020 14:45:52 +0200 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU General Public License as |
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9 * published by the Free Software Foundation, either version 3 of the |
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10 * License, or (at your option) any later version. |
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11 * |
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12 * In addition, as a special exception, the copyright holders of this |
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13 * program give permission to link the code of its release with the |
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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15 * that use the same license as the "OpenSSL" library), and distribute |
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16 * the linked executables. You must obey the GNU General Public License |
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17 * in all respects for all of the code used other than "OpenSSL". If you |
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18 * modify file(s) with this exception, you may extend this exception to |
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19 * your version of the file(s), but you are not obligated to do so. If |
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20 * you do not wish to do so, delete this exception statement from your |
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21 * version. If you delete this exception statement from all source files |
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22 * in the program, then also delete it here. |
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23 * |
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24 * This program is distributed in the hope that it will be useful, but |
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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27 * General Public License for more details. |
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28 * |
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29 * You should have received a copy of the GNU General Public License |
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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31 **/ |
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32 |
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33 |
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34 #include "../PrecompiledHeaders.h" |
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35 #include "MemoryStringCache.h" |
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36 |
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37 namespace Orthanc |
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38 { |
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39 class MemoryStringCache::StringValue : public ICacheable |
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40 { |
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41 private: |
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42 std::string content_; |
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43 |
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44 public: |
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45 StringValue(const std::string& content) : |
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46 content_(content) |
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47 { |
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48 } |
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49 |
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50 const std::string& GetContent() const |
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51 { |
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52 return content_; |
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53 } |
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54 |
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55 virtual size_t GetMemoryUsage() const |
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56 { |
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57 return content_.size(); |
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58 } |
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59 }; |
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60 |
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61 |
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62 void MemoryStringCache::Add(const std::string& key, |
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63 const std::string& value) |
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64 { |
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65 cache_.Acquire(key, new StringValue(value)); |
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66 } |
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67 |
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68 |
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69 bool MemoryStringCache::Fetch(std::string& value, |
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70 const std::string& key) |
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71 { |
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72 MemoryObjectCache::Accessor reader(cache_, key, false /* multiple readers are allowed */); |
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73 |
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74 if (reader.IsValid()) |
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75 { |
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76 value = dynamic_cast<StringValue&>(reader.GetValue()).GetContent(); |
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77 return true; |
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78 } |
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79 else |
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80 { |
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81 return false; |
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82 } |
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83 } |
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84 } |