1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_connectivity.hxx" 26 #include "file/fcode.hxx" 27 #include <osl/diagnose.h> 28 #include "connectivity/sqlparse.hxx" 29 #include <i18npool/mslangid.hxx> 30 #include <tools/debug.hxx> 31 #include <tools/string.hxx> 32 #include "TConnection.hxx" 33 #include <com/sun/star/sdb/SQLFilterOperator.hpp> 34 #include <comphelper/types.hxx> 35 #include <com/sun/star/sdb/SQLFilterOperator.hpp> 36 #include <rtl/logfile.hxx> 37 38 using namespace ::comphelper; 39 using namespace connectivity; 40 using namespace connectivity::file; 41 //using namespace ::com::sun::star::uno; 42 //using namespace ::com::sun::star::lang; 43 using namespace ::com::sun::star::sdbc; 44 using namespace ::com::sun::star::sdb; 45 //using namespace ::com::sun::star::container; 46 //using namespace ::com::sun::star::beans; 47 //using namespace ::com::sun::star::sdbcx; 48 49 TYPEINIT0(OCode); 50 TYPEINIT1(OOperand, OCode); 51 TYPEINIT1(OOperandRow, OOperand); 52 TYPEINIT1(OOperandAttr, OOperandRow); 53 TYPEINIT1(OOperandParam, OOperandRow); 54 TYPEINIT1(OOperandValue, OOperand); 55 TYPEINIT1(OOperandConst, OOperandValue); 56 TYPEINIT1(OOperandResult, OOperandValue); 57 TYPEINIT1(OStopOperand, OOperandValue); 58 59 TYPEINIT1(OOperator, OCode); 60 TYPEINIT1(OBoolOperator,OOperator); 61 TYPEINIT1(OOp_NOT, OBoolOperator); 62 TYPEINIT1(OOp_AND, OBoolOperator); 63 TYPEINIT1(OOp_OR, OBoolOperator); 64 TYPEINIT1(OOp_ISNULL, OBoolOperator); 65 TYPEINIT1(OOp_ISNOTNULL, OOp_ISNULL); 66 TYPEINIT1(OOp_LIKE, OBoolOperator); 67 TYPEINIT1(OOp_NOTLIKE, OOp_LIKE); 68 TYPEINIT1(OOp_COMPARE, OBoolOperator); 69 TYPEINIT1(ONumOperator, OOperator); 70 TYPEINIT1(ONthOperator, OOperator); 71 TYPEINIT1(OBinaryOperator, OOperator); 72 TYPEINIT1(OUnaryOperator, OOperator); 73 74 //------------------------------------------------------------------ 75 DBG_NAME(OCode ) 76 OCode::OCode() 77 { 78 DBG_CTOR(OCode ,NULL); 79 } 80 // ----------------------------------------------------------------------------- 81 OCode::~OCode() 82 { 83 DBG_DTOR(OCode,NULL); 84 } 85 86 //------------------------------------------------------------------ 87 OEvaluateSet* OOperand::preProcess(OBoolOperator* /*pOp*/, OOperand* /*pRight*/) 88 { 89 return NULL; 90 } 91 // ----------------------------------------------------------------------------- 92 OOperandRow::OOperandRow(sal_uInt16 _nPos, sal_Int32 _rType) 93 : OOperand(_rType) 94 , m_nRowPos(_nPos) 95 {} 96 //------------------------------------------------------------------ 97 void OOperandRow::bindValue(const OValueRefRow& _pRow) 98 { 99 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandRow::OOperandRow" ); 100 OSL_ENSURE(_pRow.isValid(),"NO EMPTY row allowed!"); 101 m_pRow = _pRow; 102 OSL_ENSURE(m_pRow.isValid() && m_nRowPos < m_pRow->get().size(),"Invalid RowPos is >= vector.size()"); 103 (m_pRow->get())[m_nRowPos]->setBound(sal_True); 104 } 105 // ----------------------------------------------------------------------------- 106 void OOperandRow::setValue(const ORowSetValue& _rVal) 107 { 108 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandRow::setValue" ); 109 OSL_ENSURE(m_pRow.isValid() && m_nRowPos < m_pRow->get().size(),"Invalid RowPos is >= vector.size()"); 110 (*(m_pRow->get())[m_nRowPos]) = _rVal; 111 } 112 //------------------------------------------------------------------ 113 const ORowSetValue& OOperandRow::getValue() const 114 { 115 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandRow::getValue" ); 116 OSL_ENSURE(m_pRow.isValid() && m_nRowPos < m_pRow->get().size(),"Invalid RowPos is >= vector.size()"); 117 return (m_pRow->get())[m_nRowPos]->getValue(); 118 } 119 120 // ----------------------------------------------------------------------------- 121 void OOperandValue::setValue(const ORowSetValue& _rVal) 122 { 123 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandValue::setValue" ); 124 m_aValue = _rVal; 125 } 126 // ------------------------------------------------------------------------- 127 sal_Bool OOperandAttr::isIndexed() const 128 { 129 return sal_False; 130 } 131 //------------------------------------------------------------------ 132 OOperandParam::OOperandParam(OSQLParseNode* pNode, sal_Int32 _nPos) 133 : OOperandRow(static_cast<sal_uInt16>(_nPos), DataType::VARCHAR) // Standard-Typ 134 { 135 OSL_ENSURE(SQL_ISRULE(pNode,parameter),"Argument ist kein Parameter"); 136 OSL_ENSURE(pNode->count() > 0,"Fehler im Parse Tree"); 137 OSQLParseNode *pMark = pNode->getChild(0); 138 139 String aParameterName; 140 if (SQL_ISPUNCTUATION(pMark,"?")) 141 aParameterName = '?'; 142 else if (SQL_ISPUNCTUATION(pMark,":")) 143 aParameterName = pNode->getChild(1)->getTokenValue(); 144 else 145 { 146 OSL_ASSERT("Fehler im Parse Tree"); 147 } 148 149 // Parameter-Column aufsetzen mit defult typ, kann zu einem spaeteren Zeitpunkt ueber DescribeParameter 150 // genauer spezifiziert werden 151 152 // Identitaet merken (hier eigentlich nicht erforderlich, aber aus 153 // Symmetriegruenden ...) 154 155 // todo 156 // OColumn* pColumn = new OFILEColumn(aParameterName,eDBType,255,0,SQL_FLAGS_NULLALLOWED); 157 // rParamColumns->AddColumn(pColumn); 158 159 // der Wert wird erst kurz vor der Auswertung gesetzt 160 } 161 162 163 //------------------------------------------------------------------ 164 const ORowSetValue& OOperandValue::getValue() const 165 { 166 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandValue::getValue" ); 167 return m_aValue; 168 } 169 170 //------------------------------------------------------------------ 171 OOperandConst::OOperandConst(const OSQLParseNode& rColumnRef, const rtl::OUString& aStrValue) 172 { 173 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandConst::OOperandConst" ); 174 switch (rColumnRef.getNodeType()) 175 { 176 case SQL_NODE_STRING: 177 m_aValue = aStrValue; 178 m_eDBType = DataType::VARCHAR; 179 m_aValue.setBound(sal_True); 180 return; 181 case SQL_NODE_INTNUM: 182 case SQL_NODE_APPROXNUM: 183 { 184 m_aValue = aStrValue.toDouble(); 185 m_eDBType = DataType::DOUBLE; 186 m_aValue.setBound(sal_True); 187 return; 188 } 189 default: 190 break; 191 } 192 193 if (SQL_ISTOKEN(&rColumnRef,TRUE)) 194 { 195 m_aValue = 1.0; 196 m_eDBType = DataType::BIT; 197 } 198 else if (SQL_ISTOKEN(&rColumnRef,FALSE)) 199 { 200 m_aValue = 0.0; 201 m_eDBType = DataType::BIT; 202 } 203 else 204 { 205 OSL_ASSERT("Parse Error"); 206 } 207 m_aValue.setBound(sal_True); 208 } 209 210 ///////////////////////////////////////////////////////////////////////////////////////// 211 // Implementation of the operators 212 213 //------------------------------------------------------------------ 214 sal_uInt16 OOperator::getRequestedOperands() const {return 2;} 215 216 //------------------------------------------------------------------ 217 sal_Bool OBoolOperator::operate(const OOperand*, const OOperand*) const 218 { 219 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OBoolOperator::operate" ); 220 return sal_False; 221 } 222 223 224 //------------------------------------------------------------------ 225 void OBoolOperator::Exec(OCodeStack& rCodeStack) 226 { 227 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OBoolOperator::Exec" ); 228 OOperand *pRight = rCodeStack.top(); 229 rCodeStack.pop(); 230 OOperand *pLeft = rCodeStack.top(); 231 rCodeStack.pop(); 232 233 rCodeStack.push(new OOperandResultBOOL(operate(pLeft, pRight))); 234 if (IS_TYPE(OOperandResult,pLeft)) 235 delete pLeft; 236 if (IS_TYPE(OOperandResult,pRight)) 237 delete pRight; 238 } 239 //------------------------------------------------------------------ 240 sal_Bool OOp_NOT::operate(const OOperand* pLeft, const OOperand* ) const 241 { 242 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_AND::operate" ); 243 return !pLeft->isValid(); 244 } 245 //------------------------------------------------------------------ 246 void OOp_NOT::Exec(OCodeStack& rCodeStack) 247 { 248 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_ISNULL::Exec" ); 249 OOperand* pOperand = rCodeStack.top(); 250 rCodeStack.pop(); 251 252 rCodeStack.push(new OOperandResultBOOL(operate(pOperand))); 253 if (IS_TYPE(OOperandResult,pOperand)) 254 delete pOperand; 255 } 256 //------------------------------------------------------------------ 257 sal_uInt16 OOp_NOT::getRequestedOperands() const 258 { 259 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_NOT::getRequestedOperands" ); 260 return 1; 261 } 262 263 //------------------------------------------------------------------ 264 sal_Bool OOp_AND::operate(const OOperand* pLeft, const OOperand* pRight) const 265 { 266 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_AND::operate" ); 267 return pLeft->isValid() && pRight->isValid(); 268 } 269 270 //------------------------------------------------------------------ 271 sal_Bool OOp_OR::operate(const OOperand* pLeft, const OOperand* pRight) const 272 { 273 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_OR::operate" ); 274 return pLeft->isValid() || pRight->isValid(); 275 } 276 277 //------------------------------------------------------------------ 278 sal_uInt16 OOp_ISNULL::getRequestedOperands() const 279 { 280 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_ISNULL::getRequestedOperands" ); 281 return 1; 282 } 283 284 //------------------------------------------------------------------ 285 void OOp_ISNULL::Exec(OCodeStack& rCodeStack) 286 { 287 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_ISNULL::Exec" ); 288 OOperand* pOperand = rCodeStack.top(); 289 rCodeStack.pop(); 290 291 rCodeStack.push(new OOperandResultBOOL(operate(pOperand))); 292 if (IS_TYPE(OOperandResult,pOperand)) 293 delete pOperand; 294 } 295 296 //------------------------------------------------------------------ 297 sal_Bool OOp_ISNULL::operate(const OOperand* pOperand, const OOperand*) const 298 { 299 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_ISNULL::operate" ); 300 return pOperand->getValue().isNull(); 301 } 302 303 //------------------------------------------------------------------ 304 sal_Bool OOp_ISNOTNULL::operate(const OOperand* pOperand, const OOperand*) const 305 { 306 return !OOp_ISNULL::operate(pOperand); 307 } 308 309 //------------------------------------------------------------------ 310 sal_Bool OOp_LIKE::operate(const OOperand* pLeft, const OOperand* pRight) const 311 { 312 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_ISNULL::operate" ); 313 sal_Bool bMatch; 314 ORowSetValue aLH(pLeft->getValue()); 315 ORowSetValue aRH(pRight->getValue()); 316 317 if (aLH.isNull() || aRH.isNull()) 318 bMatch = sal_False; 319 else 320 { 321 bMatch = match(aRH.getString(), aLH.getString(), cEscape); 322 } 323 return bMatch; 324 } 325 326 //------------------------------------------------------------------ 327 sal_Bool OOp_NOTLIKE::operate(const OOperand* pLeft, const OOperand* pRight) const 328 { 329 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_NOTLIKE::operate" ); 330 return !OOp_LIKE::operate(pLeft, pRight); 331 } 332 333 //------------------------------------------------------------------ 334 sal_Bool OOp_COMPARE::operate(const OOperand* pLeft, const OOperand* pRight) const 335 { 336 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_COMPARE::operate" ); 337 ORowSetValue aLH(pLeft->getValue()); 338 ORowSetValue aRH(pRight->getValue()); 339 340 if (aLH.isNull() || aRH.isNull()) // if (!aLH.getValue() || !aRH.getValue()) 341 return sal_False; 342 343 sal_Bool bResult = sal_False; 344 sal_Int32 eDBType = pLeft->getDBType(); 345 346 // Vergleich (je nach Datentyp): 347 switch (eDBType) 348 { 349 case DataType::CHAR: 350 case DataType::VARCHAR: 351 case DataType::LONGVARCHAR: 352 { 353 rtl::OUString sLH = aLH, sRH = aRH; 354 sal_Int32 nRes = rtl_ustr_compareIgnoreAsciiCase_WithLength 355 ( 356 sLH.pData->buffer, 357 sLH.pData->length, 358 sRH.pData->buffer, 359 sRH.pData->length ); 360 switch(aPredicateType) 361 { 362 case SQLFilterOperator::EQUAL: bResult = (nRes == 0); break; 363 case SQLFilterOperator::NOT_EQUAL: bResult = (nRes != 0); break; 364 case SQLFilterOperator::LESS: bResult = (nRes < 0); break; 365 case SQLFilterOperator::LESS_EQUAL: bResult = (nRes <= 0); break; 366 case SQLFilterOperator::GREATER: bResult = (nRes > 0); break; 367 case SQLFilterOperator::GREATER_EQUAL: bResult = (nRes >= 0); break; 368 default: bResult = sal_False; 369 } 370 } break; 371 case DataType::TINYINT: 372 case DataType::SMALLINT: 373 case DataType::INTEGER: 374 case DataType::DECIMAL: 375 case DataType::NUMERIC: 376 case DataType::REAL: 377 case DataType::DOUBLE: 378 case DataType::BIT: 379 case DataType::TIMESTAMP: 380 case DataType::DATE: 381 case DataType::TIME: 382 { 383 double n = aLH ,m = aRH; 384 385 switch (aPredicateType) 386 { 387 case SQLFilterOperator::EQUAL: bResult = (n == m); break; 388 case SQLFilterOperator::LIKE: bResult = (n == m); break; 389 case SQLFilterOperator::NOT_EQUAL: bResult = (n != m); break; 390 case SQLFilterOperator::NOT_LIKE: bResult = (n != m); break; 391 case SQLFilterOperator::LESS: bResult = (n < m); break; 392 case SQLFilterOperator::LESS_EQUAL: bResult = (n <= m); break; 393 case SQLFilterOperator::GREATER: bResult = (n > m); break; 394 case SQLFilterOperator::GREATER_EQUAL: bResult = (n >= m); break; 395 default: bResult = sal_False; 396 } 397 } break; 398 default: 399 bResult = aLH == aRH; 400 } 401 return bResult; 402 } 403 404 //------------------------------------------------------------------ 405 void ONumOperator::Exec(OCodeStack& rCodeStack) 406 { 407 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "ONumOperator::Exec" ); 408 409 OOperand *pRight = rCodeStack.top(); 410 rCodeStack.pop(); 411 OOperand *pLeft = rCodeStack.top(); 412 rCodeStack.pop(); 413 414 rCodeStack.push(new OOperandResultNUM(operate(pLeft->getValue(), pRight->getValue()))); 415 if (IS_TYPE(OOperandResult,pLeft)) 416 delete pLeft; 417 if (IS_TYPE(OOperandResult,pRight)) 418 delete pRight; 419 } 420 //------------------------------------------------------------------ 421 double OOp_ADD::operate(const double& fLeft,const double& fRight) const 422 { 423 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_ADD::operate" ); 424 return fLeft + fRight; 425 } 426 427 //------------------------------------------------------------------ 428 double OOp_SUB::operate(const double& fLeft,const double& fRight) const 429 { 430 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_SUB::operate" ); 431 return fLeft - fRight; 432 } 433 434 //------------------------------------------------------------------ 435 double OOp_MUL::operate(const double& fLeft,const double& fRight) const 436 { 437 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_MUL::operate" ); 438 return fLeft * fRight; 439 } 440 441 //------------------------------------------------------------------ 442 double OOp_DIV::operate(const double& fLeft,const double& fRight) const 443 { 444 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOp_DIV::operate" ); 445 return fLeft / fRight; 446 } 447 // ----------------------------------------------------------------------------- 448 OEvaluateSet* OOperandAttr::preProcess(OBoolOperator* /*pOp*/, OOperand* /*pRight*/) 449 { 450 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OOperandAttr::preProcess" ); 451 return NULL; 452 } 453 //------------------------------------------------------------------ 454 void ONthOperator::Exec(OCodeStack& rCodeStack) 455 { 456 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "ONthOperator::Exec" ); 457 ::std::vector<ORowSetValue> aValues; 458 ::std::vector<OOperand*> aOperands; 459 OOperand* pOperand; 460 do 461 { 462 OSL_ENSURE(!rCodeStack.empty(),"Stack must be none empty!"); 463 pOperand = rCodeStack.top(); 464 rCodeStack.pop(); 465 if ( !IS_TYPE(OStopOperand,pOperand) ) 466 aValues.push_back( pOperand->getValue() ); 467 aOperands.push_back( pOperand ); 468 } 469 while ( !IS_TYPE(OStopOperand,pOperand) ); 470 471 rCodeStack.push(new OOperandResult(operate(aValues))); 472 473 ::std::vector<OOperand*>::iterator aIter = aOperands.begin(); 474 ::std::vector<OOperand*>::iterator aEnd = aOperands.end(); 475 for (; aIter != aEnd; ++aIter) 476 { 477 if (IS_TYPE(OOperandResult,*aIter)) 478 delete *aIter; 479 } 480 } 481 //------------------------------------------------------------------ 482 void OBinaryOperator::Exec(OCodeStack& rCodeStack) 483 { 484 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OBinaryOperator::Exec" ); 485 OOperand *pRight = rCodeStack.top(); 486 rCodeStack.pop(); 487 OOperand *pLeft = rCodeStack.top(); 488 rCodeStack.pop(); 489 490 if ( !rCodeStack.empty() && IS_TYPE(OStopOperand,rCodeStack.top()) ) 491 rCodeStack.pop(); 492 493 rCodeStack.push(new OOperandResult(operate(pLeft->getValue(),pRight->getValue()))); 494 if (IS_TYPE(OOperandResult,pRight)) 495 delete pRight; 496 if (IS_TYPE(OOperandResult,pLeft)) 497 delete pLeft; 498 } 499 //------------------------------------------------------------------ 500 void OUnaryOperator::Exec(OCodeStack& rCodeStack) 501 { 502 RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "file", "Ocke.Janssen@sun.com", "OUnaryOperator::Exec" ); 503 OSL_ENSURE(!rCodeStack.empty(),"Stack is empty!"); 504 OOperand* pOperand = rCodeStack.top(); 505 rCodeStack.pop(); 506 507 rCodeStack.push(new OOperandResult(operate(pOperand->getValue()))); 508 if (IS_TYPE(OOperandResult,pOperand)) 509 delete pOperand; 510 } 511 // ----------------------------------------------------------------------------- 512 sal_uInt16 OUnaryOperator::getRequestedOperands() const {return 1;} 513 514 515 516