annotate Framework/DownloadArea.h @ 72:d60d1a3a7357 OrthancTransfers-1.4

fix md5
author Alain Mazy <am@osimis.io>
date Tue, 26 Mar 2024 10:16:15 +0100
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children 1e396fb509ca
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1 /**
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2 * Transfers accelerator plugin for Orthanc
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3 * Copyright (C) 2018-2021 Osimis S.A., Belgium
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4 *
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5 * This program is free software: you can redistribute it and/or
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6 * modify it under the terms of the GNU Affero General Public License
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7 * as published by the Free Software Foundation, either version 3 of
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8 * the License, or (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful, but
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11 * WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 * Affero General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU Affero General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 **/
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20 #pragma once
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21
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22 #include "TransferScheduler.h"
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24 #include <TemporaryFile.h>
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26 namespace OrthancPlugins
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27 {
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28 class DownloadArea : public boost::noncopyable
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29 {
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30 private:
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31 class Instance : public boost::noncopyable
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32 {
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33 private:
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34 DicomInstanceInfo info_;
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35 Orthanc::TemporaryFile file_;
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37 class Writer;
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38
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39 public:
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40 explicit Instance(const DicomInstanceInfo& info);
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41
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42 const DicomInstanceInfo& GetInfo() const
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43 {
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44 return info_;
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45 }
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46
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47 void WriteChunk(size_t offset,
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48 const void* data,
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49 size_t size);
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50
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51 void Commit(bool simulate) const;
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52 };
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55 typedef std::map<std::string, Instance*> Instances;
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56
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57 boost::mutex mutex_;
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58 Instances instances_;
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59 size_t totalSize_;
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61
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62 void Clear();
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63
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64 Instance& LookupInstance(const std::string& id);
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65
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66 void WriteUncompressedBucket(const TransferBucket& bucket,
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67 const void* data,
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68 size_t size);
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69
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70 void Setup(const std::vector<DicomInstanceInfo>& instances);
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71
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72 void CommitInternal(bool simulate);
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74 public:
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75 explicit DownloadArea(const TransferScheduler& scheduler);
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76
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77 explicit DownloadArea(const std::vector<DicomInstanceInfo>& instances)
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78 {
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79 Setup(instances);
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80 }
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81
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82 ~DownloadArea()
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83 {
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84 Clear();
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85 }
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86
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87 size_t GetTotalSize() const
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88 {
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89 return totalSize_;
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90 }
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91
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92 void WriteBucket(const TransferBucket& bucket,
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93 const void* data,
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94 size_t size,
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95 BucketCompression compression);
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96
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97 void WriteInstance(const std::string& instanceId,
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98 const void* data,
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99 size_t size);
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100
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101 void CheckMD5();
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102
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103 void Commit();
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104 };
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105 }