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annotate Framework/PostgreSQL/PostgreSQLTransaction.h @ 23:b2ff1cd2907a

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handling of implicit transactions in DatabaseManager
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 12 Jul 2018 10:44:17 +0200
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children 714c5d2bee76
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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) 2017-2018 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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20
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21
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22 #pragma once
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23
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24 #if ORTHANC_ENABLE_POSTGRESQL != 1
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25 # error PostgreSQL support must be enabled to use this file
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26 #endif
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27
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28 #include "../Common/ITransaction.h"
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29
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30 #include "PostgreSQLDatabase.h"
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32 namespace OrthancDatabases
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33 {
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34 class PostgreSQLTransaction : public ITransaction
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35 {
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36 private:
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37 PostgreSQLDatabase& database_;
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38 bool isOpen_;
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39 bool readOnly_;
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40
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41 public:
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42 explicit PostgreSQLTransaction(PostgreSQLDatabase& database);
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43
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44 ~PostgreSQLTransaction();
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45
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46 virtual bool IsImplicit() const
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47 {
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48 return false;
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49 }
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50
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51 virtual bool IsReadOnly() const
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52 {
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53 return readOnly_;
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54 }
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55
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56 void Begin();
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57
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58 virtual void Rollback();
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59
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60 virtual void Commit();
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61
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62 virtual IResult* Execute(IPrecompiledStatement& statement,
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63 const Dictionary& parameters);
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64
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65 virtual void ExecuteWithoutResult(IPrecompiledStatement& statement,
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66 const Dictionary& parameters);
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67 };
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68 }