Mercurial > hg > orthanc
annotate OrthancFramework/Sources/Cache/SharedArchive.h @ 4199:fbc49a65340a
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 16 Sep 2020 20:28:20 +0200 |
| parents | bf7b9edf6b81 |
| children | b30a8de92ad9 |
| rev | line source |
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| 1367 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1367 | 4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 1367 | 6 * |
| 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. |
| 1367 | 11 * |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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15 * Lesser General Public License for more details. |
| 1367 | 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/>. |
| 1367 | 20 **/ |
| 21 | |
| 22 | |
| 23 #pragma once | |
| 24 | |
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25 #if !defined(ORTHANC_SANDBOXED) |
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26 # error The macro ORTHANC_SANDBOXED must be defined |
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27 #endif |
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28 |
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29 #if ORTHANC_SANDBOXED == 1 |
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30 # error The class SharedArchive cannot be used in sandboxed environments |
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31 #endif |
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32 |
| 1367 | 33 #include "LeastRecentlyUsedIndex.h" |
| 34 #include "../IDynamicObject.h" | |
| 35 | |
| 36 #include <map> | |
| 37 #include <boost/thread.hpp> | |
| 38 | |
| 39 namespace Orthanc | |
| 40 { | |
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41 class ORTHANC_PUBLIC SharedArchive : public boost::noncopyable |
| 1367 | 42 { |
| 43 private: | |
| 44 typedef std::map<std::string, IDynamicObject*> Archive; | |
| 45 | |
| 46 size_t maxSize_; | |
| 47 boost::mutex mutex_; | |
| 48 Archive archive_; | |
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49 LeastRecentlyUsedIndex<std::string> lru_; |
| 1367 | 50 |
| 51 void RemoveInternal(const std::string& id); | |
| 52 | |
| 53 public: | |
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54 class ORTHANC_PUBLIC Accessor : public boost::noncopyable |
| 1367 | 55 { |
| 56 private: | |
| 57 boost::mutex::scoped_lock lock_; | |
| 58 IDynamicObject* item_; | |
| 59 | |
| 60 public: | |
| 61 Accessor(SharedArchive& that, | |
| 62 const std::string& id); | |
| 63 | |
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64 bool IsValid() const |
| 1367 | 65 { |
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66 return item_ != NULL; |
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67 } |
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68 |
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69 IDynamicObject& GetItem() const; |
| 1367 | 70 }; |
| 71 | |
| 72 | |
| 4199 | 73 explicit SharedArchive(size_t maxSize); |
| 1367 | 74 |
| 75 ~SharedArchive(); | |
| 76 | |
| 77 std::string Add(IDynamicObject* obj); // Takes the ownership | |
| 78 | |
| 79 void Remove(const std::string& id); | |
| 80 | |
| 81 void List(std::list<std::string>& items); | |
| 82 }; | |
| 83 } | |
| 84 | |
| 85 |