Mercurial > hg > orthanc
annotate OrthancFramework/Sources/SQLite/Statement.cpp @ 5676:b744a2cf408a find-refactoring tip
shorten ParentRetrieveSpecification/ChildrenRetrieveSpecification as ParentSpecification/ChildrenSpecification
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Sat, 06 Jul 2024 15:04:28 +0200 |
| parents | f7adfb22e20e |
| children |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
3 * |
| 3063 | 4 * Copyright (C) 2012-2016 Sebastien Jodogne <s.jodogne@orthanc-labs.com>, |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
5 * Medical Physics Department, CHU of Liege, Belgium |
|
5640
f7adfb22e20e
updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
5485
diff
changeset
|
6 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
|
f7adfb22e20e
updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
5485
diff
changeset
|
7 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
|
5485
48b8dae6dc77
upgrade to year 2024
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
5185
diff
changeset
|
8 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 0 | 9 * |
| 17 | 10 * Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 11 * | |
| 12 * Redistribution and use in source and binary forms, with or without | |
| 13 * modification, are permitted provided that the following conditions are | |
| 14 * met: | |
| 0 | 15 * |
| 17 | 16 * * Redistributions of source code must retain the above copyright |
| 17 * notice, this list of conditions and the following disclaimer. | |
| 18 * * Redistributions in binary form must reproduce the above | |
| 19 * copyright notice, this list of conditions and the following disclaimer | |
| 20 * in the documentation and/or other materials provided with the | |
| 21 * distribution. | |
| 22 * * Neither the name of Google Inc., the name of the CHU of Liege, | |
| 23 * nor the names of its contributors may be used to endorse or promote | |
| 24 * products derived from this software without specific prior written | |
| 25 * permission. | |
| 26 * | |
| 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 31 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 32 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 33 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 34 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 35 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 36 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 0 | 38 **/ |
| 39 | |
| 40 | |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
41 #if ORTHANC_SQLITE_STANDALONE != 1 |
|
824
a811bdf8b8eb
precompiled headers
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
724
diff
changeset
|
42 #include "../PrecompiledHeaders.h" |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
43 #endif |
| 0 | 44 |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
45 #include "Statement.h" |
| 0 | 46 #include "Connection.h" |
| 47 | |
| 48 #include <string.h> | |
|
1221
2255e66da726
getting rid of the dependency against Boost in the SQLite C++ wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1220
diff
changeset
|
49 #include <stdio.h> |
|
2255e66da726
getting rid of the dependency against Boost in the SQLite C++ wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1220
diff
changeset
|
50 #include <algorithm> |
| 0 | 51 |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
52 #if (ORTHANC_SQLITE_STANDALONE == 1) |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
53 // Trace logging is disabled if this SQLite wrapper is used |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
54 // independently of Orthanc |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
55 # define LOG_CREATE(message); |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
56 # define LOG_APPLY(message); |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
57 #elif defined(NDEBUG) |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
58 // Trace logging is disabled in release builds |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
59 # include "../Logging.h" |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
60 # define LOG_CREATE(message); |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
61 # define LOG_APPLY(message); |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
62 #else |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
63 // Trace logging is enabled in debug builds |
|
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
64 # include "../Logging.h" |
|
4269
c7bd2f21ccc3
new macro CLOG, and sharing more code between logging engines
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4268
diff
changeset
|
65 # define LOG_CREATE(message) CLOG(TRACE, SQLITE) << "SQLite::Statement create: " << message; |
|
c7bd2f21ccc3
new macro CLOG, and sharing more code between logging engines
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4268
diff
changeset
|
66 # define LOG_APPLY(message); // CLOG(TRACE, SQLITE) << "SQLite::Statement apply: " << message; |
| 1226 | 67 #endif |
| 68 | |
|
1474
3b68924ffb24
fix path to sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
69 #include "sqlite3.h" |
|
3b68924ffb24
fix path to sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
70 |
|
1222
410c27e04a23
fix visual studio buil
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1221
diff
changeset
|
71 #if defined(_MSC_VER) |
|
410c27e04a23
fix visual studio buil
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1221
diff
changeset
|
72 #define snprintf _snprintf |
|
410c27e04a23
fix visual studio buil
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1221
diff
changeset
|
73 #endif |
|
410c27e04a23
fix visual studio buil
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1221
diff
changeset
|
74 |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
75 |
| 59 | 76 namespace Orthanc |
| 0 | 77 { |
| 78 namespace SQLite | |
| 79 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
80 int Statement::CheckError(int err, ErrorCode code) const |
| 0 | 81 { |
| 82 bool succeeded = (err == SQLITE_OK || err == SQLITE_ROW || err == SQLITE_DONE); | |
| 83 if (!succeeded) | |
| 84 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
85 #if ORTHANC_SQLITE_STANDALONE != 1 |
|
1221
2255e66da726
getting rid of the dependency against Boost in the SQLite C++ wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1220
diff
changeset
|
86 char buffer[128]; |
|
2255e66da726
getting rid of the dependency against Boost in the SQLite C++ wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1220
diff
changeset
|
87 snprintf(buffer, sizeof(buffer) - 1, "SQLite error code %d", err); |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
88 LOG(ERROR) << buffer; |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
89 #endif |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
90 |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
91 throw OrthancSQLiteException(code); |
| 0 | 92 } |
| 93 | |
| 94 return err; | |
| 95 } | |
| 96 | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
97 void Statement::CheckOk(int err, ErrorCode code) const |
| 0 | 98 { |
| 99 if (err == SQLITE_RANGE) | |
| 100 { | |
| 101 // Binding to a non-existent variable is evidence of a serious error. | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
102 throw OrthancSQLiteException(ErrorCode_SQLiteBindOutOfRange); |
| 0 | 103 } |
| 104 else if (err != SQLITE_OK) | |
| 105 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
106 #if ORTHANC_SQLITE_STANDALONE != 1 |
|
1221
2255e66da726
getting rid of the dependency against Boost in the SQLite C++ wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1220
diff
changeset
|
107 char buffer[128]; |
|
2255e66da726
getting rid of the dependency against Boost in the SQLite C++ wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1220
diff
changeset
|
108 snprintf(buffer, sizeof(buffer) - 1, "SQLite error code %d", err); |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
109 LOG(ERROR) << buffer; |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
110 #endif |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
111 |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
112 throw OrthancSQLiteException(code); |
| 0 | 113 } |
| 114 } | |
| 115 | |
| 116 | |
| 117 Statement::Statement(Connection& database, | |
| 118 const StatementId& id, | |
| 119 const std::string& sql) : | |
| 120 reference_(database.GetCachedStatement(id, sql.c_str())) | |
| 121 { | |
| 122 Reset(true); | |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
123 LOG_CREATE(sql); |
| 0 | 124 } |
| 125 | |
| 126 | |
| 127 Statement::Statement(Connection& database, | |
| 128 const StatementId& id, | |
| 129 const char* sql) : | |
| 130 reference_(database.GetCachedStatement(id, sql)) | |
| 131 { | |
| 132 Reset(true); | |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
133 LOG_CREATE(sql); |
| 0 | 134 } |
| 135 | |
| 4304 | 136 Statement::~Statement() |
| 137 { | |
| 138 Reset(); | |
| 139 } | |
| 140 | |
| 0 | 141 |
| 142 Statement::Statement(Connection& database, | |
| 143 const std::string& sql) : | |
| 144 reference_(database.GetWrappedObject(), sql.c_str()) | |
| 145 { | |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
146 LOG_CREATE(sql); |
| 0 | 147 } |
| 148 | |
| 149 | |
| 150 Statement::Statement(Connection& database, | |
| 151 const char* sql) : | |
| 152 reference_(database.GetWrappedObject(), sql) | |
| 153 { | |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
154 LOG_CREATE(sql); |
| 0 | 155 } |
| 156 | |
| 157 | |
| 158 bool Statement::Run() | |
| 159 { | |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
160 LOG_APPLY(sqlite3_sql(GetStatement())); |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
161 |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
162 return CheckError(sqlite3_step(GetStatement()), ErrorCode_SQLiteCannotRun) == SQLITE_DONE; |
| 0 | 163 } |
| 164 | |
| 165 bool Statement::Step() | |
| 166 { | |
|
2588
1f7b459b247b
improved trace logging in SQLite
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
167 LOG_APPLY(sqlite3_sql(GetStatement())); |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
168 |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
169 return CheckError(sqlite3_step(GetStatement()), ErrorCode_SQLiteCannotStep) == SQLITE_ROW; |
| 0 | 170 } |
| 171 | |
| 172 void Statement::Reset(bool clear_bound_vars) | |
| 173 { | |
| 174 // We don't call CheckError() here because sqlite3_reset() returns | |
| 175 // the last error that Step() caused thereby generating a second | |
| 176 // spurious error callback. | |
| 177 if (clear_bound_vars) | |
| 178 sqlite3_clear_bindings(GetStatement()); | |
|
4269
c7bd2f21ccc3
new macro CLOG, and sharing more code between logging engines
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4268
diff
changeset
|
179 //CLOG(TRACE, SQLITE) << "SQLite::Statement::Reset"; |
| 0 | 180 sqlite3_reset(GetStatement()); |
| 181 } | |
| 182 | |
| 183 std::string Statement::GetOriginalSQLStatement() | |
| 184 { | |
| 185 return std::string(sqlite3_sql(GetStatement())); | |
| 186 } | |
| 187 | |
| 188 | |
| 189 void Statement::BindNull(int col) | |
| 190 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
191 CheckOk(sqlite3_bind_null(GetStatement(), col + 1), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
192 ErrorCode_BadParameterType); |
| 0 | 193 } |
| 194 | |
| 195 void Statement::BindBool(int col, bool val) | |
| 196 { | |
| 197 BindInt(col, val ? 1 : 0); | |
| 198 } | |
| 199 | |
| 200 void Statement::BindInt(int col, int val) | |
| 201 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
202 CheckOk(sqlite3_bind_int(GetStatement(), col + 1, val), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
203 ErrorCode_BadParameterType); |
| 0 | 204 } |
| 205 | |
| 206 void Statement::BindInt64(int col, int64_t val) | |
| 207 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
208 CheckOk(sqlite3_bind_int64(GetStatement(), col + 1, val), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
209 ErrorCode_BadParameterType); |
| 0 | 210 } |
| 211 | |
| 212 void Statement::BindDouble(int col, double val) | |
| 213 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
214 CheckOk(sqlite3_bind_double(GetStatement(), col + 1, val), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
215 ErrorCode_BadParameterType); |
| 0 | 216 } |
| 217 | |
| 218 void Statement::BindCString(int col, const char* val) | |
| 219 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
220 CheckOk(sqlite3_bind_text(GetStatement(), col + 1, val, -1, SQLITE_TRANSIENT), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
221 ErrorCode_BadParameterType); |
| 0 | 222 } |
| 223 | |
| 224 void Statement::BindString(int col, const std::string& val) | |
| 225 { | |
| 226 CheckOk(sqlite3_bind_text(GetStatement(), | |
| 227 col + 1, | |
| 228 val.data(), | |
|
3585
113a9643e8bb
Suppressed a few warnings when building with emscripten (clang) + numeric truncation warnings
Benjamin Golinvaux <bgo@osimis.io>
parents:
3063
diff
changeset
|
229 static_cast<int>(val.size()), |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
230 SQLITE_TRANSIENT), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
231 ErrorCode_BadParameterType); |
| 0 | 232 } |
| 233 | |
| 234 /*void Statement::BindString16(int col, const string16& value) | |
| 235 { | |
| 236 BindString(col, UTF16ToUTF8(value)); | |
| 237 }*/ | |
| 238 | |
| 239 void Statement::BindBlob(int col, const void* val, int val_len) | |
| 240 { | |
|
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
241 CheckOk(sqlite3_bind_blob(GetStatement(), col + 1, val, val_len, SQLITE_TRANSIENT), |
|
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1486
diff
changeset
|
242 ErrorCode_BadParameterType); |
| 0 | 243 } |
| 244 | |
| 245 | |
| 246 int Statement::ColumnCount() const | |
| 247 { | |
| 248 return sqlite3_column_count(GetStatement()); | |
| 249 } | |
| 250 | |
| 251 | |
| 252 ColumnType Statement::GetColumnType(int col) const | |
| 253 { | |
| 254 // Verify that our enum matches sqlite's values. | |
| 255 assert(COLUMN_TYPE_INTEGER == SQLITE_INTEGER); | |
| 256 assert(COLUMN_TYPE_FLOAT == SQLITE_FLOAT); | |
| 257 assert(COLUMN_TYPE_TEXT == SQLITE_TEXT); | |
| 258 assert(COLUMN_TYPE_BLOB == SQLITE_BLOB); | |
| 259 assert(COLUMN_TYPE_NULL == SQLITE_NULL); | |
| 260 | |
| 261 return static_cast<ColumnType>(sqlite3_column_type(GetStatement(), col)); | |
| 262 } | |
| 263 | |
| 264 ColumnType Statement::GetDeclaredColumnType(int col) const | |
| 265 { | |
| 266 std::string column_type(sqlite3_column_decltype(GetStatement(), col)); | |
|
1220
9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
|
267 std::transform(column_type.begin(), column_type.end(), column_type.begin(), tolower); |
| 0 | 268 |
| 269 if (column_type == "integer") | |
| 270 return COLUMN_TYPE_INTEGER; | |
| 271 else if (column_type == "float") | |
| 272 return COLUMN_TYPE_FLOAT; | |
| 273 else if (column_type == "text") | |
| 274 return COLUMN_TYPE_TEXT; | |
| 275 else if (column_type == "blob") | |
| 276 return COLUMN_TYPE_BLOB; | |
| 277 | |
| 278 return COLUMN_TYPE_NULL; | |
| 279 } | |
| 280 | |
| 80 | 281 bool Statement::ColumnIsNull(int col) const |
| 282 { | |
| 283 return sqlite3_column_type(GetStatement(), col) == SQLITE_NULL; | |
| 284 } | |
| 285 | |
| 0 | 286 bool Statement::ColumnBool(int col) const |
| 287 { | |
| 288 return !!ColumnInt(col); | |
| 289 } | |
| 290 | |
| 291 int Statement::ColumnInt(int col) const | |
| 292 { | |
| 293 return sqlite3_column_int(GetStatement(), col); | |
| 294 } | |
| 295 | |
| 296 int64_t Statement::ColumnInt64(int col) const | |
| 297 { | |
| 298 return sqlite3_column_int64(GetStatement(), col); | |
| 299 } | |
| 300 | |
| 301 double Statement::ColumnDouble(int col) const | |
| 302 { | |
| 303 return sqlite3_column_double(GetStatement(), col); | |
| 304 } | |
| 305 | |
| 306 std::string Statement::ColumnString(int col) const | |
| 307 { | |
| 308 const char* str = reinterpret_cast<const char*>( | |
| 309 sqlite3_column_text(GetStatement(), col)); | |
| 310 int len = sqlite3_column_bytes(GetStatement(), col); | |
| 311 | |
| 312 std::string result; | |
| 313 if (str && len > 0) | |
| 314 result.assign(str, len); | |
| 315 return result; | |
| 316 } | |
| 317 | |
| 318 /*string16 Statement::ColumnString16(int col) const | |
| 319 { | |
| 320 std::string s = ColumnString(col); | |
| 321 return !s.empty() ? UTF8ToUTF16(s) : string16(); | |
| 322 }*/ | |
| 323 | |
| 324 int Statement::ColumnByteLength(int col) const | |
| 325 { | |
| 326 return sqlite3_column_bytes(GetStatement(), col); | |
| 327 } | |
| 328 | |
| 329 const void* Statement::ColumnBlob(int col) const | |
| 330 { | |
| 331 return sqlite3_column_blob(GetStatement(), col); | |
| 332 } | |
| 333 | |
| 334 bool Statement::ColumnBlobAsString(int col, std::string* blob) | |
| 335 { | |
| 336 const void* p = ColumnBlob(col); | |
| 337 size_t len = ColumnByteLength(col); | |
| 338 blob->resize(len); | |
| 339 if (blob->size() != len) { | |
| 340 return false; | |
| 341 } | |
| 342 blob->assign(reinterpret_cast<const char*>(p), len); | |
| 343 return true; | |
| 344 } | |
| 345 | |
| 346 /*bool Statement::ColumnBlobAsString16(int col, string16* val) const | |
| 347 { | |
| 348 const void* data = ColumnBlob(col); | |
| 349 size_t len = ColumnByteLength(col) / sizeof(char16); | |
| 350 val->resize(len); | |
| 351 if (val->size() != len) | |
| 352 return false; | |
| 353 val->assign(reinterpret_cast<const char16*>(data), len); | |
| 354 return true; | |
| 355 }*/ | |
| 356 | |
| 724 | 357 /*bool Statement::ColumnBlobAsVector(int col, std::vector<char>* val) const |
| 0 | 358 { |
| 359 val->clear(); | |
| 360 | |
| 361 const void* data = sqlite3_column_blob(GetStatement(), col); | |
| 362 int len = sqlite3_column_bytes(GetStatement(), col); | |
| 363 if (data && len > 0) { | |
| 364 val->resize(len); | |
| 365 memcpy(&(*val)[0], data, len); | |
| 366 } | |
| 367 return true; | |
| 724 | 368 }*/ |
| 0 | 369 |
| 724 | 370 /*bool Statement::ColumnBlobAsVector( |
| 0 | 371 int col, |
| 372 std::vector<unsigned char>* val) const | |
| 373 { | |
| 374 return ColumnBlobAsVector(col, reinterpret_cast< std::vector<char>* >(val)); | |
| 724 | 375 }*/ |
| 0 | 376 |
| 377 } | |
| 378 } |