Mercurial > hg > orthanc
annotate OrthancFramework/Sources/SQLite/Statement.cpp @ 5485:48b8dae6dc77
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 04 Jan 2024 15:10:42 +0100 |
| parents | 0ea402b4d901 |
| children | f7adfb22e20e |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * |
| 3063 | 4 * Copyright (C) 2012-2016 Sebastien Jodogne <s.jodogne@orthanc-labs.com>, |
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5 * Medical Physics Department, CHU of Liege, Belgium |
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6 * Copyright (C) 2017-2024 Osimis S.A., Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 0 | 8 * |
| 17 | 9 * Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 10 * | |
| 11 * Redistribution and use in source and binary forms, with or without | |
| 12 * modification, are permitted provided that the following conditions are | |
| 13 * met: | |
| 0 | 14 * |
| 17 | 15 * * Redistributions of source code must retain the above copyright |
| 16 * notice, this list of conditions and the following disclaimer. | |
| 17 * * Redistributions in binary form must reproduce the above | |
| 18 * copyright notice, this list of conditions and the following disclaimer | |
| 19 * in the documentation and/or other materials provided with the | |
| 20 * distribution. | |
| 21 * * Neither the name of Google Inc., the name of the CHU of Liege, | |
| 22 * nor the names of its contributors may be used to endorse or promote | |
| 23 * products derived from this software without specific prior written | |
| 24 * permission. | |
| 25 * | |
| 26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 27 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 28 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 29 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 30 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 31 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 32 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 33 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 34 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 35 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 36 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 0 | 37 **/ |
| 38 | |
| 39 | |
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40 #if ORTHANC_SQLITE_STANDALONE != 1 |
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41 #include "../PrecompiledHeaders.h" |
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42 #endif |
| 0 | 43 |
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44 #include "Statement.h" |
| 0 | 45 #include "Connection.h" |
| 46 | |
| 47 #include <string.h> | |
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48 #include <stdio.h> |
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49 #include <algorithm> |
| 0 | 50 |
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51 #if (ORTHANC_SQLITE_STANDALONE == 1) |
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52 // Trace logging is disabled if this SQLite wrapper is used |
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53 // independently of Orthanc |
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54 # define LOG_CREATE(message); |
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55 # define LOG_APPLY(message); |
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56 #elif defined(NDEBUG) |
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57 // Trace logging is disabled in release builds |
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58 # include "../Logging.h" |
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59 # define LOG_CREATE(message); |
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60 # define LOG_APPLY(message); |
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61 #else |
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62 // Trace logging is enabled in debug builds |
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63 # include "../Logging.h" |
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64 # define LOG_CREATE(message) CLOG(TRACE, SQLITE) << "SQLite::Statement create: " << message; |
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65 # define LOG_APPLY(message); // CLOG(TRACE, SQLITE) << "SQLite::Statement apply: " << message; |
| 1226 | 66 #endif |
| 67 | |
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68 #include "sqlite3.h" |
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69 |
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70 #if defined(_MSC_VER) |
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71 #define snprintf _snprintf |
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72 #endif |
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73 |
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74 |
| 59 | 75 namespace Orthanc |
| 0 | 76 { |
| 77 namespace SQLite | |
| 78 { | |
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79 int Statement::CheckError(int err, ErrorCode code) const |
| 0 | 80 { |
| 81 bool succeeded = (err == SQLITE_OK || err == SQLITE_ROW || err == SQLITE_DONE); | |
| 82 if (!succeeded) | |
| 83 { | |
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84 #if ORTHANC_SQLITE_STANDALONE != 1 |
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85 char buffer[128]; |
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86 snprintf(buffer, sizeof(buffer) - 1, "SQLite error code %d", err); |
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87 LOG(ERROR) << buffer; |
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88 #endif |
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89 |
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90 throw OrthancSQLiteException(code); |
| 0 | 91 } |
| 92 | |
| 93 return err; | |
| 94 } | |
| 95 | |
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96 void Statement::CheckOk(int err, ErrorCode code) const |
| 0 | 97 { |
| 98 if (err == SQLITE_RANGE) | |
| 99 { | |
| 100 // Binding to a non-existent variable is evidence of a serious error. | |
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101 throw OrthancSQLiteException(ErrorCode_SQLiteBindOutOfRange); |
| 0 | 102 } |
| 103 else if (err != SQLITE_OK) | |
| 104 { | |
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105 #if ORTHANC_SQLITE_STANDALONE != 1 |
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106 char buffer[128]; |
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107 snprintf(buffer, sizeof(buffer) - 1, "SQLite error code %d", err); |
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108 LOG(ERROR) << buffer; |
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109 #endif |
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110 |
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111 throw OrthancSQLiteException(code); |
| 0 | 112 } |
| 113 } | |
| 114 | |
| 115 | |
| 116 Statement::Statement(Connection& database, | |
| 117 const StatementId& id, | |
| 118 const std::string& sql) : | |
| 119 reference_(database.GetCachedStatement(id, sql.c_str())) | |
| 120 { | |
| 121 Reset(true); | |
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122 LOG_CREATE(sql); |
| 0 | 123 } |
| 124 | |
| 125 | |
| 126 Statement::Statement(Connection& database, | |
| 127 const StatementId& id, | |
| 128 const char* sql) : | |
| 129 reference_(database.GetCachedStatement(id, sql)) | |
| 130 { | |
| 131 Reset(true); | |
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132 LOG_CREATE(sql); |
| 0 | 133 } |
| 134 | |
| 4304 | 135 Statement::~Statement() |
| 136 { | |
| 137 Reset(); | |
| 138 } | |
| 139 | |
| 0 | 140 |
| 141 Statement::Statement(Connection& database, | |
| 142 const std::string& sql) : | |
| 143 reference_(database.GetWrappedObject(), sql.c_str()) | |
| 144 { | |
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145 LOG_CREATE(sql); |
| 0 | 146 } |
| 147 | |
| 148 | |
| 149 Statement::Statement(Connection& database, | |
| 150 const char* sql) : | |
| 151 reference_(database.GetWrappedObject(), sql) | |
| 152 { | |
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153 LOG_CREATE(sql); |
| 0 | 154 } |
| 155 | |
| 156 | |
| 157 bool Statement::Run() | |
| 158 { | |
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159 LOG_APPLY(sqlite3_sql(GetStatement())); |
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160 |
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161 return CheckError(sqlite3_step(GetStatement()), ErrorCode_SQLiteCannotRun) == SQLITE_DONE; |
| 0 | 162 } |
| 163 | |
| 164 bool Statement::Step() | |
| 165 { | |
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166 LOG_APPLY(sqlite3_sql(GetStatement())); |
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167 |
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168 return CheckError(sqlite3_step(GetStatement()), ErrorCode_SQLiteCannotStep) == SQLITE_ROW; |
| 0 | 169 } |
| 170 | |
| 171 void Statement::Reset(bool clear_bound_vars) | |
| 172 { | |
| 173 // We don't call CheckError() here because sqlite3_reset() returns | |
| 174 // the last error that Step() caused thereby generating a second | |
| 175 // spurious error callback. | |
| 176 if (clear_bound_vars) | |
| 177 sqlite3_clear_bindings(GetStatement()); | |
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178 //CLOG(TRACE, SQLITE) << "SQLite::Statement::Reset"; |
| 0 | 179 sqlite3_reset(GetStatement()); |
| 180 } | |
| 181 | |
| 182 std::string Statement::GetOriginalSQLStatement() | |
| 183 { | |
| 184 return std::string(sqlite3_sql(GetStatement())); | |
| 185 } | |
| 186 | |
| 187 | |
| 188 void Statement::BindNull(int col) | |
| 189 { | |
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190 CheckOk(sqlite3_bind_null(GetStatement(), col + 1), |
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191 ErrorCode_BadParameterType); |
| 0 | 192 } |
| 193 | |
| 194 void Statement::BindBool(int col, bool val) | |
| 195 { | |
| 196 BindInt(col, val ? 1 : 0); | |
| 197 } | |
| 198 | |
| 199 void Statement::BindInt(int col, int val) | |
| 200 { | |
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201 CheckOk(sqlite3_bind_int(GetStatement(), col + 1, val), |
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202 ErrorCode_BadParameterType); |
| 0 | 203 } |
| 204 | |
| 205 void Statement::BindInt64(int col, int64_t val) | |
| 206 { | |
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207 CheckOk(sqlite3_bind_int64(GetStatement(), col + 1, val), |
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208 ErrorCode_BadParameterType); |
| 0 | 209 } |
| 210 | |
| 211 void Statement::BindDouble(int col, double val) | |
| 212 { | |
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213 CheckOk(sqlite3_bind_double(GetStatement(), col + 1, val), |
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214 ErrorCode_BadParameterType); |
| 0 | 215 } |
| 216 | |
| 217 void Statement::BindCString(int col, const char* val) | |
| 218 { | |
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219 CheckOk(sqlite3_bind_text(GetStatement(), col + 1, val, -1, SQLITE_TRANSIENT), |
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220 ErrorCode_BadParameterType); |
| 0 | 221 } |
| 222 | |
| 223 void Statement::BindString(int col, const std::string& val) | |
| 224 { | |
| 225 CheckOk(sqlite3_bind_text(GetStatement(), | |
| 226 col + 1, | |
| 227 val.data(), | |
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228 static_cast<int>(val.size()), |
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229 SQLITE_TRANSIENT), |
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230 ErrorCode_BadParameterType); |
| 0 | 231 } |
| 232 | |
| 233 /*void Statement::BindString16(int col, const string16& value) | |
| 234 { | |
| 235 BindString(col, UTF16ToUTF8(value)); | |
| 236 }*/ | |
| 237 | |
| 238 void Statement::BindBlob(int col, const void* val, int val_len) | |
| 239 { | |
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240 CheckOk(sqlite3_bind_blob(GetStatement(), col + 1, val, val_len, SQLITE_TRANSIENT), |
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241 ErrorCode_BadParameterType); |
| 0 | 242 } |
| 243 | |
| 244 | |
| 245 int Statement::ColumnCount() const | |
| 246 { | |
| 247 return sqlite3_column_count(GetStatement()); | |
| 248 } | |
| 249 | |
| 250 | |
| 251 ColumnType Statement::GetColumnType(int col) const | |
| 252 { | |
| 253 // Verify that our enum matches sqlite's values. | |
| 254 assert(COLUMN_TYPE_INTEGER == SQLITE_INTEGER); | |
| 255 assert(COLUMN_TYPE_FLOAT == SQLITE_FLOAT); | |
| 256 assert(COLUMN_TYPE_TEXT == SQLITE_TEXT); | |
| 257 assert(COLUMN_TYPE_BLOB == SQLITE_BLOB); | |
| 258 assert(COLUMN_TYPE_NULL == SQLITE_NULL); | |
| 259 | |
| 260 return static_cast<ColumnType>(sqlite3_column_type(GetStatement(), col)); | |
| 261 } | |
| 262 | |
| 263 ColumnType Statement::GetDeclaredColumnType(int col) const | |
| 264 { | |
| 265 std::string column_type(sqlite3_column_decltype(GetStatement(), col)); | |
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9b9026560a5f
SQLite wrapper is now fully independent of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
824
diff
changeset
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266 std::transform(column_type.begin(), column_type.end(), column_type.begin(), tolower); |
| 0 | 267 |
| 268 if (column_type == "integer") | |
| 269 return COLUMN_TYPE_INTEGER; | |
| 270 else if (column_type == "float") | |
| 271 return COLUMN_TYPE_FLOAT; | |
| 272 else if (column_type == "text") | |
| 273 return COLUMN_TYPE_TEXT; | |
| 274 else if (column_type == "blob") | |
| 275 return COLUMN_TYPE_BLOB; | |
| 276 | |
| 277 return COLUMN_TYPE_NULL; | |
| 278 } | |
| 279 | |
| 80 | 280 bool Statement::ColumnIsNull(int col) const |
| 281 { | |
| 282 return sqlite3_column_type(GetStatement(), col) == SQLITE_NULL; | |
| 283 } | |
| 284 | |
| 0 | 285 bool Statement::ColumnBool(int col) const |
| 286 { | |
| 287 return !!ColumnInt(col); | |
| 288 } | |
| 289 | |
| 290 int Statement::ColumnInt(int col) const | |
| 291 { | |
| 292 return sqlite3_column_int(GetStatement(), col); | |
| 293 } | |
| 294 | |
| 295 int64_t Statement::ColumnInt64(int col) const | |
| 296 { | |
| 297 return sqlite3_column_int64(GetStatement(), col); | |
| 298 } | |
| 299 | |
| 300 double Statement::ColumnDouble(int col) const | |
| 301 { | |
| 302 return sqlite3_column_double(GetStatement(), col); | |
| 303 } | |
| 304 | |
| 305 std::string Statement::ColumnString(int col) const | |
| 306 { | |
| 307 const char* str = reinterpret_cast<const char*>( | |
| 308 sqlite3_column_text(GetStatement(), col)); | |
| 309 int len = sqlite3_column_bytes(GetStatement(), col); | |
| 310 | |
| 311 std::string result; | |
| 312 if (str && len > 0) | |
| 313 result.assign(str, len); | |
| 314 return result; | |
| 315 } | |
| 316 | |
| 317 /*string16 Statement::ColumnString16(int col) const | |
| 318 { | |
| 319 std::string s = ColumnString(col); | |
| 320 return !s.empty() ? UTF8ToUTF16(s) : string16(); | |
| 321 }*/ | |
| 322 | |
| 323 int Statement::ColumnByteLength(int col) const | |
| 324 { | |
| 325 return sqlite3_column_bytes(GetStatement(), col); | |
| 326 } | |
| 327 | |
| 328 const void* Statement::ColumnBlob(int col) const | |
| 329 { | |
| 330 return sqlite3_column_blob(GetStatement(), col); | |
| 331 } | |
| 332 | |
| 333 bool Statement::ColumnBlobAsString(int col, std::string* blob) | |
| 334 { | |
| 335 const void* p = ColumnBlob(col); | |
| 336 size_t len = ColumnByteLength(col); | |
| 337 blob->resize(len); | |
| 338 if (blob->size() != len) { | |
| 339 return false; | |
| 340 } | |
| 341 blob->assign(reinterpret_cast<const char*>(p), len); | |
| 342 return true; | |
| 343 } | |
| 344 | |
| 345 /*bool Statement::ColumnBlobAsString16(int col, string16* val) const | |
| 346 { | |
| 347 const void* data = ColumnBlob(col); | |
| 348 size_t len = ColumnByteLength(col) / sizeof(char16); | |
| 349 val->resize(len); | |
| 350 if (val->size() != len) | |
| 351 return false; | |
| 352 val->assign(reinterpret_cast<const char16*>(data), len); | |
| 353 return true; | |
| 354 }*/ | |
| 355 | |
| 724 | 356 /*bool Statement::ColumnBlobAsVector(int col, std::vector<char>* val) const |
| 0 | 357 { |
| 358 val->clear(); | |
| 359 | |
| 360 const void* data = sqlite3_column_blob(GetStatement(), col); | |
| 361 int len = sqlite3_column_bytes(GetStatement(), col); | |
| 362 if (data && len > 0) { | |
| 363 val->resize(len); | |
| 364 memcpy(&(*val)[0], data, len); | |
| 365 } | |
| 366 return true; | |
| 724 | 367 }*/ |
| 0 | 368 |
| 724 | 369 /*bool Statement::ColumnBlobAsVector( |
| 0 | 370 int col, |
| 371 std::vector<unsigned char>* val) const | |
| 372 { | |
| 373 return ColumnBlobAsVector(col, reinterpret_cast< std::vector<char>* >(val)); | |
| 724 | 374 }*/ |
| 0 | 375 |
| 376 } | |
| 377 } |