annotate OrthancServer/Sources/ServerIndex.h @ 4718:88d16656b8b5

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 23 Jun 2021 19:00:07 +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) 2017-2021 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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34 #pragma once
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35
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36 #include "Database/StatelessDatabaseOperations.h"
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37 #include "../../OrthancFramework/Sources/Cache/LeastRecentlyUsedIndex.h"
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39 #include <boost/thread.hpp>
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40
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41 namespace Orthanc
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42 {
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43 class ServerContext;
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45 class ServerIndex : public StatelessDatabaseOperations
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46 {
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47 private:
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48 class TransactionContext;
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49 class TransactionContextFactory;
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50 class UnstableResourcePayload;
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51
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52 bool done_;
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53 boost::mutex monitoringMutex_;
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54 boost::thread flushThread_;
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55 boost::thread unstableResourcesMonitorThread_;
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57 LeastRecentlyUsedIndex<int64_t, UnstableResourcePayload> unstableResources_;
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59 uint64_t maximumStorageSize_;
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60 unsigned int maximumPatients_;
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61
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62 static void FlushThread(ServerIndex* that,
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63 unsigned int threadSleep);
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65 static void UnstableResourcesMonitorThread(ServerIndex* that,
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66 unsigned int threadSleep);
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68 void MarkAsUnstable(int64_t id,
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69 Orthanc::ResourceType type,
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70 const std::string& publicId);
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72 bool IsUnstableResource(int64_t id);
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74 public:
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75 ServerIndex(ServerContext& context,
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76 IDatabaseWrapper& database,
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77 unsigned int threadSleepGranularityMilliseconds);
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79 ~ServerIndex();
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80
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81 void Stop();
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83 // "size == 0" means no limit on the storage size
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84 void SetMaximumStorageSize(uint64_t size);
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85
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86 // "count == 0" means no limit on the number of patients
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87 void SetMaximumPatientCount(unsigned int count);
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88
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89 StoreStatus Store(std::map<MetadataType, std::string>& instanceMetadata,
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90 const DicomMap& dicomSummary,
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91 const Attachments& attachments,
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92 const MetadataMap& metadata,
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93 const DicomInstanceOrigin& origin,
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94 bool overwrite,
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95 bool hasTransferSyntax,
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96 DicomTransferSyntax transferSyntax,
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97 bool hasPixelDataOffset,
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98 uint64_t pixelDataOffset);
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99
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100 StoreStatus AddAttachment(int64_t& newRevision /*out*/,
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101 const FileInfo& attachment,
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102 const std::string& publicId,
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103 bool hasOldRevision,
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104 int64_t oldRevision,
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105 const std::string& oldMD5);
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106 };
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107 }