Mercurial > hg > orthanc
annotate OrthancFramework/Sources/SQLite/Statement.cpp @ 4829:c847b0dfd255
added missing copyright headers
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 25 Nov 2021 18:53:08 +0100 |
parents | 50b0c69b653a |
children | 7053502fbf97 |
rev | line source |
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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) 2017-2021 Osimis S.A., Belgium |
0 | 7 * |
17 | 8 * Copyright (c) 2012 The Chromium Authors. All rights reserved. |
9 * | |
10 * Redistribution and use in source and binary forms, with or without | |
11 * modification, are permitted provided that the following conditions are | |
12 * met: | |
0 | 13 * |
17 | 14 * * Redistributions of source code must retain the above copyright |
15 * notice, this list of conditions and the following disclaimer. | |
16 * * Redistributions in binary form must reproduce the above | |
17 * copyright notice, this list of conditions and the following disclaimer | |
18 * in the documentation and/or other materials provided with the | |
19 * distribution. | |
20 * * Neither the name of Google Inc., the name of the CHU of Liege, | |
21 * nor the names of its contributors may be used to endorse or promote | |
22 * products derived from this software without specific prior written | |
23 * permission. | |
24 * | |
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
0 | 36 **/ |
37 | |
38 | |
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39 #if ORTHANC_SQLITE_STANDALONE != 1 |
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40 #include "../PrecompiledHeaders.h" |
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41 #endif |
0 | 42 |
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43 #include "Statement.h" |
0 | 44 #include "Connection.h" |
45 | |
46 #include <string.h> | |
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47 #include <stdio.h> |
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48 #include <algorithm> |
0 | 49 |
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50 #if (ORTHANC_SQLITE_STANDALONE == 1) |
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51 // Trace logging is disabled if this SQLite wrapper is used |
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52 // independently of Orthanc |
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53 # define LOG_CREATE(message); |
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54 # define LOG_APPLY(message); |
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55 #elif defined(NDEBUG) |
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56 // Trace logging is disabled in release builds |
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57 # include "../Logging.h" |
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58 # define LOG_CREATE(message); |
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59 # define LOG_APPLY(message); |
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60 #else |
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61 // Trace logging is enabled in debug builds |
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62 # include "../Logging.h" |
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63 # define LOG_CREATE(message) CLOG(TRACE, SQLITE) << "SQLite::Statement create: " << message; |
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64 # define LOG_APPLY(message); // CLOG(TRACE, SQLITE) << "SQLite::Statement apply: " << message; |
1226 | 65 #endif |
66 | |
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67 #include "sqlite3.h" |
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68 |
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69 #if defined(_MSC_VER) |
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70 #define snprintf _snprintf |
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71 #endif |
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72 |
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73 |
59 | 74 namespace Orthanc |
0 | 75 { |
76 namespace SQLite | |
77 { | |
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78 int Statement::CheckError(int err, ErrorCode code) const |
0 | 79 { |
80 bool succeeded = (err == SQLITE_OK || err == SQLITE_ROW || err == SQLITE_DONE); | |
81 if (!succeeded) | |
82 { | |
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83 #if ORTHANC_SQLITE_STANDALONE != 1 |
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84 char buffer[128]; |
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85 snprintf(buffer, sizeof(buffer) - 1, "SQLite error code %d", err); |
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86 LOG(ERROR) << buffer; |
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87 #endif |
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88 |
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89 throw OrthancSQLiteException(code); |
0 | 90 } |
91 | |
92 return err; | |
93 } | |
94 | |
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95 void Statement::CheckOk(int err, ErrorCode code) const |
0 | 96 { |
97 if (err == SQLITE_RANGE) | |
98 { | |
99 // Binding to a non-existent variable is evidence of a serious error. | |
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100 throw OrthancSQLiteException(ErrorCode_SQLiteBindOutOfRange); |
0 | 101 } |
102 else if (err != SQLITE_OK) | |
103 { | |
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104 #if ORTHANC_SQLITE_STANDALONE != 1 |
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105 char buffer[128]; |
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106 snprintf(buffer, sizeof(buffer) - 1, "SQLite error code %d", err); |
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107 LOG(ERROR) << buffer; |
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108 #endif |
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109 |
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110 throw OrthancSQLiteException(code); |
0 | 111 } |
112 } | |
113 | |
114 | |
115 Statement::Statement(Connection& database, | |
116 const StatementId& id, | |
117 const std::string& sql) : | |
118 reference_(database.GetCachedStatement(id, sql.c_str())) | |
119 { | |
120 Reset(true); | |
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121 LOG_CREATE(sql); |
0 | 122 } |
123 | |
124 | |
125 Statement::Statement(Connection& database, | |
126 const StatementId& id, | |
127 const char* sql) : | |
128 reference_(database.GetCachedStatement(id, sql)) | |
129 { | |
130 Reset(true); | |
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131 LOG_CREATE(sql); |
0 | 132 } |
133 | |
4304 | 134 Statement::~Statement() |
135 { | |
136 Reset(); | |
137 } | |
138 | |
0 | 139 |
140 Statement::Statement(Connection& database, | |
141 const std::string& sql) : | |
142 reference_(database.GetWrappedObject(), sql.c_str()) | |
143 { | |
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144 LOG_CREATE(sql); |
0 | 145 } |
146 | |
147 | |
148 Statement::Statement(Connection& database, | |
149 const char* sql) : | |
150 reference_(database.GetWrappedObject(), sql) | |
151 { | |
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152 LOG_CREATE(sql); |
0 | 153 } |
154 | |
155 | |
156 bool Statement::Run() | |
157 { | |
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158 LOG_APPLY(sqlite3_sql(GetStatement())); |
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159 |
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160 return CheckError(sqlite3_step(GetStatement()), ErrorCode_SQLiteCannotRun) == SQLITE_DONE; |
0 | 161 } |
162 | |
163 bool Statement::Step() | |
164 { | |
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165 LOG_APPLY(sqlite3_sql(GetStatement())); |
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166 |
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167 return CheckError(sqlite3_step(GetStatement()), ErrorCode_SQLiteCannotStep) == SQLITE_ROW; |
0 | 168 } |
169 | |
170 void Statement::Reset(bool clear_bound_vars) | |
171 { | |
172 // We don't call CheckError() here because sqlite3_reset() returns | |
173 // the last error that Step() caused thereby generating a second | |
174 // spurious error callback. | |
175 if (clear_bound_vars) | |
176 sqlite3_clear_bindings(GetStatement()); | |
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177 //CLOG(TRACE, SQLITE) << "SQLite::Statement::Reset"; |
0 | 178 sqlite3_reset(GetStatement()); |
179 } | |
180 | |
181 std::string Statement::GetOriginalSQLStatement() | |
182 { | |
183 return std::string(sqlite3_sql(GetStatement())); | |
184 } | |
185 | |
186 | |
187 void Statement::BindNull(int col) | |
188 { | |
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189 CheckOk(sqlite3_bind_null(GetStatement(), col + 1), |
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190 ErrorCode_BadParameterType); |
0 | 191 } |
192 | |
193 void Statement::BindBool(int col, bool val) | |
194 { | |
195 BindInt(col, val ? 1 : 0); | |
196 } | |
197 | |
198 void Statement::BindInt(int col, int val) | |
199 { | |
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200 CheckOk(sqlite3_bind_int(GetStatement(), col + 1, val), |
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201 ErrorCode_BadParameterType); |
0 | 202 } |
203 | |
204 void Statement::BindInt64(int col, int64_t val) | |
205 { | |
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206 CheckOk(sqlite3_bind_int64(GetStatement(), col + 1, val), |
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207 ErrorCode_BadParameterType); |
0 | 208 } |
209 | |
210 void Statement::BindDouble(int col, double val) | |
211 { | |
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212 CheckOk(sqlite3_bind_double(GetStatement(), col + 1, val), |
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213 ErrorCode_BadParameterType); |
0 | 214 } |
215 | |
216 void Statement::BindCString(int col, const char* val) | |
217 { | |
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218 CheckOk(sqlite3_bind_text(GetStatement(), col + 1, val, -1, SQLITE_TRANSIENT), |
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219 ErrorCode_BadParameterType); |
0 | 220 } |
221 | |
222 void Statement::BindString(int col, const std::string& val) | |
223 { | |
224 CheckOk(sqlite3_bind_text(GetStatement(), | |
225 col + 1, | |
226 val.data(), | |
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227 static_cast<int>(val.size()), |
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228 SQLITE_TRANSIENT), |
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229 ErrorCode_BadParameterType); |
0 | 230 } |
231 | |
232 /*void Statement::BindString16(int col, const string16& value) | |
233 { | |
234 BindString(col, UTF16ToUTF8(value)); | |
235 }*/ | |
236 | |
237 void Statement::BindBlob(int col, const void* val, int val_len) | |
238 { | |
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239 CheckOk(sqlite3_bind_blob(GetStatement(), col + 1, val, val_len, SQLITE_TRANSIENT), |
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240 ErrorCode_BadParameterType); |
0 | 241 } |
242 | |
243 | |
244 int Statement::ColumnCount() const | |
245 { | |
246 return sqlite3_column_count(GetStatement()); | |
247 } | |
248 | |
249 | |
250 ColumnType Statement::GetColumnType(int col) const | |
251 { | |
252 // Verify that our enum matches sqlite's values. | |
253 assert(COLUMN_TYPE_INTEGER == SQLITE_INTEGER); | |
254 assert(COLUMN_TYPE_FLOAT == SQLITE_FLOAT); | |
255 assert(COLUMN_TYPE_TEXT == SQLITE_TEXT); | |
256 assert(COLUMN_TYPE_BLOB == SQLITE_BLOB); | |
257 assert(COLUMN_TYPE_NULL == SQLITE_NULL); | |
258 | |
259 return static_cast<ColumnType>(sqlite3_column_type(GetStatement(), col)); | |
260 } | |
261 | |
262 ColumnType Statement::GetDeclaredColumnType(int col) const | |
263 { | |
264 std::string column_type(sqlite3_column_decltype(GetStatement(), col)); | |
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265 std::transform(column_type.begin(), column_type.end(), column_type.begin(), tolower); |
0 | 266 |
267 if (column_type == "integer") | |
268 return COLUMN_TYPE_INTEGER; | |
269 else if (column_type == "float") | |
270 return COLUMN_TYPE_FLOAT; | |
271 else if (column_type == "text") | |
272 return COLUMN_TYPE_TEXT; | |
273 else if (column_type == "blob") | |
274 return COLUMN_TYPE_BLOB; | |
275 | |
276 return COLUMN_TYPE_NULL; | |
277 } | |
278 | |
80 | 279 bool Statement::ColumnIsNull(int col) const |
280 { | |
281 return sqlite3_column_type(GetStatement(), col) == SQLITE_NULL; | |
282 } | |
283 | |
0 | 284 bool Statement::ColumnBool(int col) const |
285 { | |
286 return !!ColumnInt(col); | |
287 } | |
288 | |
289 int Statement::ColumnInt(int col) const | |
290 { | |
291 return sqlite3_column_int(GetStatement(), col); | |
292 } | |
293 | |
294 int64_t Statement::ColumnInt64(int col) const | |
295 { | |
296 return sqlite3_column_int64(GetStatement(), col); | |
297 } | |
298 | |
299 double Statement::ColumnDouble(int col) const | |
300 { | |
301 return sqlite3_column_double(GetStatement(), col); | |
302 } | |
303 | |
304 std::string Statement::ColumnString(int col) const | |
305 { | |
306 const char* str = reinterpret_cast<const char*>( | |
307 sqlite3_column_text(GetStatement(), col)); | |
308 int len = sqlite3_column_bytes(GetStatement(), col); | |
309 | |
310 std::string result; | |
311 if (str && len > 0) | |
312 result.assign(str, len); | |
313 return result; | |
314 } | |
315 | |
316 /*string16 Statement::ColumnString16(int col) const | |
317 { | |
318 std::string s = ColumnString(col); | |
319 return !s.empty() ? UTF8ToUTF16(s) : string16(); | |
320 }*/ | |
321 | |
322 int Statement::ColumnByteLength(int col) const | |
323 { | |
324 return sqlite3_column_bytes(GetStatement(), col); | |
325 } | |
326 | |
327 const void* Statement::ColumnBlob(int col) const | |
328 { | |
329 return sqlite3_column_blob(GetStatement(), col); | |
330 } | |
331 | |
332 bool Statement::ColumnBlobAsString(int col, std::string* blob) | |
333 { | |
334 const void* p = ColumnBlob(col); | |
335 size_t len = ColumnByteLength(col); | |
336 blob->resize(len); | |
337 if (blob->size() != len) { | |
338 return false; | |
339 } | |
340 blob->assign(reinterpret_cast<const char*>(p), len); | |
341 return true; | |
342 } | |
343 | |
344 /*bool Statement::ColumnBlobAsString16(int col, string16* val) const | |
345 { | |
346 const void* data = ColumnBlob(col); | |
347 size_t len = ColumnByteLength(col) / sizeof(char16); | |
348 val->resize(len); | |
349 if (val->size() != len) | |
350 return false; | |
351 val->assign(reinterpret_cast<const char16*>(data), len); | |
352 return true; | |
353 }*/ | |
354 | |
724 | 355 /*bool Statement::ColumnBlobAsVector(int col, std::vector<char>* val) const |
0 | 356 { |
357 val->clear(); | |
358 | |
359 const void* data = sqlite3_column_blob(GetStatement(), col); | |
360 int len = sqlite3_column_bytes(GetStatement(), col); | |
361 if (data && len > 0) { | |
362 val->resize(len); | |
363 memcpy(&(*val)[0], data, len); | |
364 } | |
365 return true; | |
724 | 366 }*/ |
0 | 367 |
724 | 368 /*bool Statement::ColumnBlobAsVector( |
0 | 369 int col, |
370 std::vector<unsigned char>* val) const | |
371 { | |
372 return ColumnBlobAsVector(col, reinterpret_cast< std::vector<char>* >(val)); | |
724 | 373 }*/ |
0 | 374 |
375 } | |
376 } |