Mercurial > hg > orthanc-databases

annotate Framework/SQLite/SQLiteDatabase.cpp @ 278:e55e4e8f9459 OrthancPostgreSQL-4.0

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 22 Apr 2021 17:22:26 +0200
parents 33fa478c119a
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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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 #include "SQLiteDatabase.h"
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24 #include "SQLiteStatement.h"
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25 #include "SQLiteTransaction.h"
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26 #include "../Common/ImplicitTransaction.h"
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28 #include <OrthancException.h>
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30 namespace OrthancDatabases
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31 {
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32 void SQLiteDatabase::Execute(const std::string& sql)
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33 {
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34 if (!connection_.Execute(sql))
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35 {
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36 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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37 }
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38 }
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41 IPrecompiledStatement* SQLiteDatabase::Compile(const Query& query)
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42 {
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43 return new SQLiteStatement(*this, query);
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44 }
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47 namespace
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48 {
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49 class SQLiteImplicitTransaction : public ImplicitTransaction
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50 {
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51 private:
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52 SQLiteDatabase& db_;
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53
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54 protected:
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55 virtual IResult* ExecuteInternal(IPrecompiledStatement& statement,
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56 const Dictionary& parameters) ORTHANC_OVERRIDE
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57 {
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58 return dynamic_cast<SQLiteStatement&>(statement).Execute(*this, parameters);
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59 }
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61 virtual void ExecuteWithoutResultInternal(IPrecompiledStatement& statement,
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62 const Dictionary& parameters) ORTHANC_OVERRIDE
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63 {
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64 dynamic_cast<SQLiteStatement&>(statement).ExecuteWithoutResult(*this, parameters);
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65 }
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67 public:
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68 explicit SQLiteImplicitTransaction(SQLiteDatabase& db) :
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69 db_(db)
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70 {
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71 }
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73 virtual bool DoesTableExist(const std::string& name) ORTHANC_OVERRIDE
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74 {
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75 return db_.GetObject().DoesTableExist(name.c_str());
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76 }
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78 virtual bool DoesTriggerExist(const std::string& name) ORTHANC_OVERRIDE
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79 {
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80 return false;
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81 }
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83 virtual void ExecuteMultiLines(const std::string& query) ORTHANC_OVERRIDE
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84 {
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85 db_.GetObject().Execute(query);
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86 }
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87 };
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88 }
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90 ITransaction* SQLiteDatabase::CreateTransaction(TransactionType type)
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91 {
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92 switch (type)
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93 {
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94 case TransactionType_Implicit:
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95 return new SQLiteImplicitTransaction(*this);
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96
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97 case TransactionType_ReadOnly:
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98 case TransactionType_ReadWrite:
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99 return new SQLiteTransaction(*this);
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100
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101 default:
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102 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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103 }
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104 }
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105 }