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annotate OrthancFramework/Sources/HttpServer/FilesystemHttpSender.h @ 4297:785a2713323e

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abi continued
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 05 Nov 2020 17:20:49 +0100
parents 2d5209153b32
children db3932f9660d
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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) 2017-2020 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 #pragma once
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24 #include "HttpFileSender.h"
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25 #include "BufferHttpSender.h"
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26 #include "../FileStorage/FilesystemStorage.h"
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27
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28 #include <fstream>
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29
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30 namespace Orthanc
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31 {
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32 class ORTHANC_PUBLIC FilesystemHttpSender : public HttpFileSender
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33 {
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34 private:
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35 std::ifstream file_;
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36 uint64_t size_;
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37 std::string chunk_;
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38 size_t chunkSize_;
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39
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40 void Initialize(const boost::filesystem::path& path);
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42 public:
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43 explicit FilesystemHttpSender(const std::string& path)
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44 {
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45 Initialize(path);
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46 }
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47
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48 explicit FilesystemHttpSender(const boost::filesystem::path& path)
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49 {
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50 Initialize(path);
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51 }
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52
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53 FilesystemHttpSender(const std::string& path,
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54 MimeType contentType)
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55 {
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56 SetContentType(contentType);
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57 Initialize(path);
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58 }
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59
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60 FilesystemHttpSender(const FilesystemStorage& storage,
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61 const std::string& uuid)
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62 {
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63 Initialize(storage.GetPath(uuid));
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64 }
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65
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66 /**
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67 * Implementation of the IHttpStreamAnswer interface.
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68 **/
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69
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70 virtual uint64_t GetContentLength() ORTHANC_OVERRIDE
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71 {
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72 return size_;
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73 }
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74
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75 virtual bool ReadNextChunk() ORTHANC_OVERRIDE;
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76
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77 virtual const char* GetChunkContent() ORTHANC_OVERRIDE
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78 {
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79 return chunk_.c_str();
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80 }
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81
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82 virtual size_t GetChunkSize() ORTHANC_OVERRIDE
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83 {
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84 return chunkSize_;
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85 }
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86 };
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87 }