Mercurial > hg > orthanc
annotate OrthancFramework/Sources/Cache/MemoryCache.h @ 4293:29729b7eb6ab
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 05 Nov 2020 11:23:47 +0100 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
1900 | 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 Lesser General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
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11 * |
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12 * This program is distributed in the hope that it will be useful, but |
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Lesser General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
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20 **/ |
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21 |
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22 |
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23 #pragma once |
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24 |
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25 #include "../Compatibility.h" |
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26 #include "ICachePageProvider.h" |
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27 #include "LeastRecentlyUsedIndex.h" |
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28 |
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29 #include <memory> |
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30 |
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31 namespace Orthanc |
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32 { |
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33 namespace Deprecated |
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34 { |
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35 /** |
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36 * WARNING: This class is NOT thread-safe. |
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37 **/ |
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38 class ORTHANC_PUBLIC MemoryCache : public boost::noncopyable |
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39 { |
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40 private: |
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41 struct Page |
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42 { |
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43 std::string id_; |
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44 std::unique_ptr<IDynamicObject> content_; |
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45 }; |
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46 |
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47 ICachePageProvider& provider_; |
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48 size_t cacheSize_; |
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49 LeastRecentlyUsedIndex<std::string, Page*> index_; |
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50 |
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51 Page& Load(const std::string& id); |
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52 |
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53 public: |
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54 MemoryCache(ICachePageProvider& provider, |
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55 size_t cacheSize); |
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56 |
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57 ~MemoryCache(); |
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58 |
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59 IDynamicObject& Access(const std::string& id); |
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61 void Invalidate(const std::string& id); |
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62 }; |
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63 } |
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64 } |