Mercurial > hg > orthanc
annotate Core/Cache/MemoryStringCache.h @ 3814:023b2a9f3aa1 transcoding
new enum: StoreInstanceMode
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Apr 2020 17:35:44 +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 #pragma once |
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35 |
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36 #include "MemoryObjectCache.h" |
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37 |
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38 namespace Orthanc |
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39 { |
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40 /** |
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41 * Facade object around "MemoryObjectCache" that caches a dictionary |
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42 * of strings, using the "fetch/add" paradigm of memcached. |
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43 **/ |
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44 class MemoryStringCache : public boost::noncopyable |
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45 { |
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46 private: |
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47 class StringValue; |
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48 |
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49 MemoryObjectCache cache_; |
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50 |
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51 public: |
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52 size_t GetMaximumSize() |
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53 { |
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54 return cache_.GetMaximumSize(); |
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55 } |
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56 |
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57 void SetMaximumSize(size_t size) |
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58 { |
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59 cache_.SetMaximumSize(size); |
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60 } |
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61 |
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62 void Add(const std::string& key, |
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63 const std::string& value); |
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64 |
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65 void Invalidate(const std::string& key) |
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66 { |
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67 cache_.Invalidate(key); |
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68 } |
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69 |
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70 bool Fetch(std::string& value, |
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71 const std::string& key); |
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72 }; |
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73 } |