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1 /**
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2 * Transfers accelerator plugin for Orthanc
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3 * Copyright (C) 2018 Osimis, 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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18
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19
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20 #pragma once
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21
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22 #include "../TransferBucket.h"
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23
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24 #include <orthanc/OrthancCPlugin.h>
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25 #include <Core/Cache/LeastRecentlyUsedIndex.h>
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26
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27 #include <boost/thread/mutex.hpp>
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28
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29 namespace OrthancPlugins
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30 {
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31 class ActivePushTransactions : public boost::noncopyable
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32 {
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33 private:
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34 class Transaction;
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35
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36 typedef Orthanc::LeastRecentlyUsedIndex<std::string> Index;
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37 typedef std::map<std::string, Transaction*> Content;
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38
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39 boost::mutex mutex_;
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40 Content content_;
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41 Index index_;
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42 size_t maxSize_;
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43
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44 void FinalizeTransaction(OrthancPluginContext* context,
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45 const std::string& transactionUuid,
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46 bool commit);
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47
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48 public:
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49 ActivePushTransactions(size_t maxSize) :
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50 maxSize_(maxSize)
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51 {
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52 }
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53
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54 ~ActivePushTransactions();
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55
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56 void ListTransactions(std::vector<std::string>& target);
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57
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58 std::string CreateTransaction(const std::vector<DicomInstanceInfo>& instances,
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59 const std::vector<TransferBucket>& buckets,
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60 BucketCompression compression);
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61
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62 void Store(OrthancPluginContext* context,
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63 const std::string& transactionUuid,
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64 size_t bucketIndex,
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65 const void* data,
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66 size_t size);
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67
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68 void Commit(OrthancPluginContext* context,
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69 const std::string& transactionUuid)
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70 {
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71 FinalizeTransaction(context, transactionUuid, true);
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72 }
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73
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74 void Discard(const std::string& transactionUuid)
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75 {
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76 FinalizeTransaction(NULL, transactionUuid, false);
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77 }
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78 };
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79 }
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