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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege,
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4 * Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * This program is distributed in the hope that it will be useful, but
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 **/
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19
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20
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21 #pragma once
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22
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23 #include <boost/filesystem.hpp>
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24 #include <set>
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25
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26 #include "Compression/BufferCompressor.h"
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27
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28 namespace Orthanc
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29 {
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30 class FileStorage : public boost::noncopyable
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31 {
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32 friend class HttpOutput;
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33
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34 private:
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35 std::auto_ptr<BufferCompressor> compressor_;
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36
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37 boost::filesystem::path root_;
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38
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39 boost::filesystem::path GetPath(const std::string& uuid) const;
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40
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41 std::string CreateFileWithoutCompression(const void* content, size_t size);
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42
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43 public:
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44 FileStorage(std::string root);
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45
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46 void SetBufferCompressor(BufferCompressor* compressor) // Takes the ownership
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47 {
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48 compressor_.reset(compressor);
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49 }
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50
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51 bool HasBufferCompressor() const
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52 {
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53 return compressor_.get() != NULL;
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54 }
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55
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56 std::string Create(const void* content, size_t size);
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57
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58 std::string Create(const std::vector<uint8_t>& content);
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59
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60 std::string Create(const std::string& content);
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61
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62 void ReadFile(std::string& content,
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63 const std::string& uuid) const;
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64
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65 void ListAllFiles(std::set<std::string>& result) const;
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66
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67 uintmax_t GetCompressedSize(const std::string& uuid) const;
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68
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69 void Clear();
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70
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71 void Remove(const std::string& uuid);
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72
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73 uintmax_t GetCapacity() const;
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74
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75 uintmax_t GetAvailableSpace() const;
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76
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77 std::string GetPath() const
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78 {
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79 return root_.string();
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80 }
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81 };
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82 }
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