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annotate OrthancFramework/Sources/Cache/MemoryStringCache.h @ 5134:6aa41d86b948

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fix ModificationJob state machine
author Alain Mazy <am@osimis.io>
date Tue, 10 Jan 2023 11:46:00 +0100
parents 43e613a7756b
children 0ea402b4d901
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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) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #pragma once
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25
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26 #include "MemoryObjectCache.h"
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27
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28 namespace Orthanc
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29 {
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30 /**
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31 * Facade object around "MemoryObjectCache" that caches a dictionary
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32 * of strings, using the "fetch/add" paradigm of memcached.
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33 *
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34 * Note: this class is thread safe
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35 **/
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36 class ORTHANC_PUBLIC MemoryStringCache : public boost::noncopyable
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37 {
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38 private:
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39 class StringValue;
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40
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41 MemoryObjectCache cache_;
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42
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43 public:
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44 size_t GetMaximumSize();
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45
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46 void SetMaximumSize(size_t size);
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47
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48 void Add(const std::string& key,
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49 const std::string& value);
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51 void Add(const std::string& key,
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52 const void* buffer,
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53 size_t size);
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54
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55 void Invalidate(const std::string& key);
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56
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57 bool Fetch(std::string& value,
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58 const std::string& key);
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59 };
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60 }