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annotate Framework/Common/ImplicitTransaction.h @ 242:b97a537f4613

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MySQL: Support of range reads for the storage area
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 13 Apr 2021 17:00:02 +0200
parents ab96698c73a3
children 16aac0287485
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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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3236894320d6 upgrade to year 2021
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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 Affero 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 * Affero 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 Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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22 #pragma once
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24 #include "ITransaction.h"
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26 #include <Compatibility.h>
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28 namespace OrthancDatabases
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29 {
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30 class ImplicitTransaction : public ITransaction
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31 {
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32 private:
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33 enum State
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34 {
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35 State_Ready,
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36 State_Executed,
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37 State_Committed
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38 };
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40 State state_;
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42 void CheckStateForExecution();
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44 protected:
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45 virtual IResult* ExecuteInternal(IPrecompiledStatement& statement,
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46 const Dictionary& parameters) = 0;
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48 virtual void ExecuteWithoutResultInternal(IPrecompiledStatement& statement,
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49 const Dictionary& parameters) = 0;
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51 public:
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52 ImplicitTransaction();
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54 virtual ~ImplicitTransaction();
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55
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56 virtual bool IsImplicit() const ORTHANC_OVERRIDE
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57 {
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58 return true;
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59 }
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61 virtual void Rollback() ORTHANC_OVERRIDE;
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63 virtual void Commit() ORTHANC_OVERRIDE;
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65 virtual IResult* Execute(IPrecompiledStatement& statement,
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66 const Dictionary& parameters) ORTHANC_OVERRIDE;
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68 virtual void ExecuteWithoutResult(IPrecompiledStatement& statement,
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69 const Dictionary& parameters) ORTHANC_OVERRIDE;
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71 static void SetErrorOnDoubleExecution(bool isError);
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73 static bool IsErrorOnDoubleExecution();
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74 };
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75 }