Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <osl/diagnose.h>
21 : #include "file/FStatement.hxx"
22 : #include "file/FConnection.hxx"
23 : #include "sqlbison.hxx"
24 : #include "file/FDriver.hxx"
25 : #include "file/FResultSet.hxx"
26 : #include <comphelper/property.hxx>
27 : #include <comphelper/uno3.hxx>
28 : #include <osl/thread.h>
29 : #include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
30 : #include <com/sun/star/sdbc/ResultSetType.hpp>
31 : #include <com/sun/star/sdbc/FetchDirection.hpp>
32 : #include <com/sun/star/lang/DisposedException.hpp>
33 : #include <comphelper/processfactory.hxx>
34 : #include <comphelper/sequence.hxx>
35 : #include <cppuhelper/typeprovider.hxx>
36 : #include <connectivity/dbexception.hxx>
37 : #include "resource/file_res.hrc"
38 : #include <algorithm>
39 :
40 : namespace connectivity
41 : {
42 : namespace file
43 : {
44 :
45 :
46 : using namespace dbtools;
47 : using namespace com::sun::star::uno;
48 : using namespace com::sun::star::lang;
49 : using namespace com::sun::star::beans;
50 : using namespace com::sun::star::sdbc;
51 : using namespace com::sun::star::sdbcx;
52 : using namespace com::sun::star::container;
53 :
54 80 : OStatement_Base::OStatement_Base(OConnection* _pConnection )
55 : :OStatement_BASE(m_aMutex)
56 : ,::comphelper::OPropertyContainer(OStatement_BASE::rBHelper)
57 80 : ,m_xDBMetaData(_pConnection->getMetaData())
58 : ,m_aParser( _pConnection->getDriver()->getComponentContext() )
59 160 : ,m_aSQLIterator( _pConnection, _pConnection->createCatalog()->getTables(), m_aParser, NULL )
60 : ,m_pConnection(_pConnection)
61 : ,m_pParseTree(NULL)
62 : ,m_pSQLAnalyzer(NULL)
63 : ,m_pEvaluationKeySet(NULL)
64 : ,m_pTable(NULL)
65 : ,m_nMaxFieldSize(0)
66 : ,m_nMaxRows(0)
67 : ,m_nQueryTimeOut(0)
68 : ,m_nFetchSize(0)
69 : ,m_nResultSetType(ResultSetType::FORWARD_ONLY)
70 : ,m_nFetchDirection(FetchDirection::FORWARD)
71 : ,m_nResultSetConcurrency(ResultSetConcurrency::UPDATABLE)
72 : ,m_bEscapeProcessing(true)
73 320 : ,rBHelper(OStatement_BASE::rBHelper)
74 : {
75 80 : m_pConnection->acquire();
76 :
77 80 : sal_Int32 nAttrib = 0;
78 :
79 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_CURSORNAME), PROPERTY_ID_CURSORNAME, nAttrib,&m_aCursorName, ::cppu::UnoType<OUString>::get());
80 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_MAXFIELDSIZE), PROPERTY_ID_MAXFIELDSIZE, nAttrib,&m_nMaxFieldSize, ::cppu::UnoType<sal_Int32>::get());
81 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_MAXROWS), PROPERTY_ID_MAXROWS, nAttrib,&m_nMaxRows, ::cppu::UnoType<sal_Int32>::get());
82 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_QUERYTIMEOUT), PROPERTY_ID_QUERYTIMEOUT, nAttrib,&m_nQueryTimeOut, ::cppu::UnoType<sal_Int32>::get());
83 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHSIZE), PROPERTY_ID_FETCHSIZE, nAttrib,&m_nFetchSize, ::cppu::UnoType<sal_Int32>::get());
84 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETTYPE), PROPERTY_ID_RESULTSETTYPE, nAttrib,&m_nResultSetType, ::cppu::UnoType<sal_Int32>::get());
85 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHDIRECTION), PROPERTY_ID_FETCHDIRECTION, nAttrib,&m_nFetchDirection, ::cppu::UnoType<sal_Int32>::get());
86 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ESCAPEPROCESSING),PROPERTY_ID_ESCAPEPROCESSING, nAttrib,&m_bEscapeProcessing,cppu::UnoType<bool>::get());
87 :
88 80 : registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETCONCURRENCY), PROPERTY_ID_RESULTSETCONCURRENCY, nAttrib,&m_nResultSetConcurrency, ::cppu::UnoType<sal_Int32>::get());
89 80 : }
90 :
91 160 : OStatement_Base::~OStatement_Base()
92 : {
93 80 : osl_atomic_increment( &m_refCount );
94 80 : disposing();
95 80 : delete m_pSQLAnalyzer;
96 80 : }
97 :
98 80 : void OStatement_Base::disposeResultSet()
99 : {
100 : SAL_INFO( "connectivity.drivers", "file Ocke.Janssen@sun.com OStatement_Base::disposeResultSet" );
101 : // free the cursor if alive
102 80 : Reference< XComponent > xComp(m_xResultSet.get(), UNO_QUERY);
103 : assert(xComp.is() || !m_xResultSet.get().is());
104 80 : if (xComp.is())
105 0 : xComp->dispose();
106 80 : m_xResultSet.clear();
107 80 : }
108 :
109 80 : void OStatement_BASE2::disposing()
110 : {
111 80 : ::osl::MutexGuard aGuard(m_aMutex);
112 :
113 80 : disposeResultSet();
114 :
115 80 : if(m_pSQLAnalyzer)
116 58 : m_pSQLAnalyzer->dispose();
117 :
118 80 : if(m_aRow.is())
119 : {
120 58 : m_aRow->get().clear();
121 58 : m_aRow = NULL;
122 : }
123 :
124 80 : m_aSQLIterator.dispose();
125 :
126 80 : if(m_pTable)
127 : {
128 58 : m_pTable->release();
129 58 : m_pTable = NULL;
130 : }
131 :
132 80 : if (m_pConnection)
133 : {
134 80 : m_pConnection->release();
135 80 : m_pConnection = NULL;
136 : }
137 :
138 80 : dispose_ChildImpl();
139 :
140 80 : if ( m_pParseTree )
141 : {
142 80 : delete m_pParseTree;
143 80 : m_pParseTree = NULL;
144 : }
145 :
146 80 : OStatement_Base::disposing();
147 80 : }
148 :
149 1887 : void SAL_CALL OStatement_Base::acquire() throw()
150 : {
151 1887 : OStatement_BASE::acquire();
152 1887 : }
153 :
154 1887 : void SAL_CALL OStatement_BASE2::release() throw()
155 : {
156 1887 : relase_ChildImpl();
157 1887 : }
158 :
159 839 : Any SAL_CALL OStatement_Base::queryInterface( const Type & rType ) throw(RuntimeException, std::exception)
160 : {
161 839 : const Any aRet = OStatement_BASE::queryInterface(rType);
162 839 : return aRet.hasValue() ? aRet : OPropertySetHelper::queryInterface(rType);
163 : }
164 :
165 0 : Sequence< Type > SAL_CALL OStatement_Base::getTypes( ) throw(RuntimeException, std::exception)
166 : {
167 0 : ::cppu::OTypeCollection aTypes( cppu::UnoType<com::sun::star::beans::XMultiPropertySet>::get(),
168 0 : cppu::UnoType<com::sun::star::beans::XFastPropertySet>::get(),
169 0 : cppu::UnoType<com::sun::star::beans::XPropertySet>::get());
170 :
171 0 : return ::comphelper::concatSequences(aTypes.getTypes(),OStatement_BASE::getTypes());
172 : }
173 :
174 :
175 0 : void SAL_CALL OStatement_Base::cancel( ) throw(RuntimeException, std::exception)
176 : {
177 0 : }
178 :
179 11 : void SAL_CALL OStatement_Base::close() throw (SQLException, RuntimeException, std::exception)
180 : {
181 : {
182 11 : ::osl::MutexGuard aGuard( m_aMutex );
183 11 : checkDisposed(OStatement_BASE::rBHelper.bDisposed);
184 : }
185 11 : dispose();
186 11 : }
187 :
188 87 : void OStatement_Base::closeResultSet() throw (SQLException, RuntimeException, std::exception)
189 : {
190 : SAL_INFO( "connectivity.drivers", "file Ocke.Janssen@sun.com OStatement_Base::clearMyResultSet " );
191 87 : ::osl::MutexGuard aGuard( m_aMutex );
192 87 : checkDisposed(OStatement_BASE::rBHelper.bDisposed);
193 :
194 174 : Reference< XCloseable > xCloseable(m_xResultSet.get(), UNO_QUERY);
195 : assert(xCloseable.is() || !m_xResultSet.get().is());
196 87 : if (xCloseable.is())
197 : {
198 : try
199 : {
200 3 : xCloseable->close();
201 : }
202 0 : catch( const DisposedException& ) { }
203 : }
204 :
205 174 : m_xResultSet.clear();
206 87 : }
207 :
208 0 : Any SAL_CALL OStatement_Base::getWarnings( ) throw(SQLException, RuntimeException, std::exception)
209 : {
210 0 : ::osl::MutexGuard aGuard( m_aMutex );
211 0 : checkDisposed(OStatement_BASE::rBHelper.bDisposed);
212 :
213 0 : return makeAny(m_aLastWarning);
214 : }
215 :
216 0 : void SAL_CALL OStatement_Base::clearWarnings( ) throw(SQLException, RuntimeException, std::exception)
217 : {
218 0 : ::osl::MutexGuard aGuard( m_aMutex );
219 0 : checkDisposed(OStatement_BASE::rBHelper.bDisposed);
220 :
221 0 : m_aLastWarning = SQLWarning();
222 0 : }
223 :
224 37 : ::cppu::IPropertyArrayHelper* OStatement_Base::createArrayHelper( ) const
225 : {
226 37 : Sequence< Property > aProps;
227 37 : describeProperties(aProps);
228 37 : return new ::cppu::OPropertyArrayHelper(aProps);
229 : }
230 :
231 :
232 313 : ::cppu::IPropertyArrayHelper & OStatement_Base::getInfoHelper()
233 : {
234 313 : return *getArrayHelper();
235 : }
236 :
237 0 : OResultSet* OStatement::createResultSet()
238 : {
239 0 : return new OResultSet(this,m_aSQLIterator);
240 : }
241 :
242 0 : IMPLEMENT_SERVICE_INFO(OStatement,"com.sun.star.sdbc.driver.file.Statement","com.sun.star.sdbc.Statement");
243 :
244 242 : void SAL_CALL OStatement::acquire() throw()
245 : {
246 242 : OStatement_BASE2::acquire();
247 242 : }
248 :
249 242 : void SAL_CALL OStatement::release() throw()
250 : {
251 242 : OStatement_BASE2::release();
252 242 : }
253 :
254 :
255 0 : sal_Bool SAL_CALL OStatement::execute( const OUString& sql ) throw(SQLException, RuntimeException, std::exception)
256 : {
257 0 : ::osl::MutexGuard aGuard( m_aMutex );
258 :
259 0 : executeQuery(sql);
260 :
261 0 : return m_aSQLIterator.getStatementType() == SQL_STATEMENT_SELECT;
262 : }
263 :
264 :
265 :
266 11 : Reference< XResultSet > SAL_CALL OStatement::executeQuery( const OUString& sql ) throw(SQLException, RuntimeException, std::exception)
267 : {
268 11 : ::osl::MutexGuard aGuard( m_aMutex );
269 11 : checkDisposed(OStatement_BASE::rBHelper.bDisposed);
270 :
271 11 : construct(sql);
272 0 : Reference< XResultSet > xRS;
273 0 : OResultSet* pResult = createResultSet();
274 0 : xRS = pResult;
275 0 : initializeResultSet(pResult);
276 0 : m_xResultSet = xRS;
277 :
278 0 : pResult->OpenImpl();
279 :
280 0 : return xRS;
281 : }
282 :
283 0 : Reference< XConnection > SAL_CALL OStatement::getConnection( ) throw(SQLException, RuntimeException, std::exception)
284 : {
285 0 : return Reference< XConnection >(m_pConnection);
286 : }
287 :
288 0 : sal_Int32 SAL_CALL OStatement::executeUpdate( const OUString& sql ) throw(SQLException, RuntimeException, std::exception)
289 : {
290 0 : ::osl::MutexGuard aGuard( m_aMutex );
291 0 : checkDisposed(OStatement_BASE::rBHelper.bDisposed);
292 :
293 :
294 0 : construct(sql);
295 0 : OResultSet* pResult = createResultSet();
296 0 : Reference< XResultSet > xRS = pResult;
297 0 : initializeResultSet(pResult);
298 0 : pResult->OpenImpl();
299 :
300 0 : return pResult->getRowCountResult();
301 : }
302 :
303 :
304 160 : void SAL_CALL OStatement_Base::disposing()
305 : {
306 160 : if(m_aEvaluateRow.is())
307 : {
308 58 : m_aEvaluateRow->get().clear();
309 58 : m_aEvaluateRow = NULL;
310 : }
311 160 : delete m_pEvaluationKeySet;
312 160 : OStatement_BASE::disposing();
313 160 : }
314 :
315 28 : Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL OStatement_Base::getPropertySetInfo( ) throw(RuntimeException, std::exception)
316 : {
317 28 : return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
318 : }
319 :
320 99 : Any SAL_CALL OStatement::queryInterface( const Type & rType ) throw(RuntimeException, std::exception)
321 : {
322 99 : Any aRet = OStatement_XStatement::queryInterface( rType);
323 99 : return aRet.hasValue() ? aRet : OStatement_BASE2::queryInterface( rType);
324 : }
325 :
326 58 : OSQLAnalyzer* OStatement_Base::createAnalyzer()
327 : {
328 58 : return new OSQLAnalyzer(m_pConnection);
329 : }
330 :
331 58 : void OStatement_Base::anylizeSQL()
332 : {
333 : OSL_ENSURE(m_pSQLAnalyzer,"OResultSet::anylizeSQL: Analyzer isn't set!");
334 : // start analysing the statement
335 58 : m_pSQLAnalyzer->setOrigColumns(m_xColNames);
336 58 : m_pSQLAnalyzer->start(m_pParseTree);
337 :
338 58 : const OSQLParseNode* pOrderbyClause = m_aSQLIterator.getOrderTree();
339 58 : if(pOrderbyClause)
340 : {
341 1 : OSQLParseNode * pOrderingSpecCommalist = pOrderbyClause->getChild(2);
342 : OSL_ENSURE(SQL_ISRULE(pOrderingSpecCommalist,ordering_spec_commalist),"OResultSet: Fehler im Parse Tree");
343 :
344 2 : for (size_t m = 0; m < pOrderingSpecCommalist->count(); m++)
345 : {
346 1 : OSQLParseNode * pOrderingSpec = pOrderingSpecCommalist->getChild(m);
347 : OSL_ENSURE(SQL_ISRULE(pOrderingSpec,ordering_spec),"OResultSet: Fehler im Parse Tree");
348 : OSL_ENSURE(pOrderingSpec->count() == 2,"OResultSet: Fehler im Parse Tree");
349 :
350 1 : OSQLParseNode * pColumnRef = pOrderingSpec->getChild(0);
351 1 : if(!SQL_ISRULE(pColumnRef,column_ref))
352 : {
353 0 : throw SQLException();
354 : }
355 1 : OSQLParseNode * pAscendingDescending = pOrderingSpec->getChild(1);
356 1 : setOrderbyColumn(pColumnRef,pAscendingDescending);
357 : }
358 : }
359 58 : }
360 :
361 1 : void OStatement_Base::setOrderbyColumn( OSQLParseNode* pColumnRef,
362 : OSQLParseNode* pAscendingDescending)
363 : {
364 1 : OUString aColumnName;
365 1 : if (pColumnRef->count() == 1)
366 0 : aColumnName = pColumnRef->getChild(0)->getTokenValue();
367 1 : else if (pColumnRef->count() == 3)
368 : {
369 1 : pColumnRef->getChild(2)->parseNodeToStr( aColumnName, getOwnConnection(), NULL, false, false );
370 : }
371 : else
372 : {
373 0 : throw SQLException();
374 : }
375 :
376 2 : Reference<XColumnLocate> xColLocate(m_xColNames,UNO_QUERY);
377 1 : if(!xColLocate.is())
378 1 : return;
379 : // Everything tested and we have the name of the Column.
380 : // What number is the Column?
381 2 : ::rtl::Reference<OSQLColumns> aSelectColumns = m_aSQLIterator.getSelectColumns();
382 1 : ::comphelper::UStringMixEqual aCase;
383 1 : OSQLColumns::Vector::const_iterator aFind = ::connectivity::find(aSelectColumns->get().begin(),aSelectColumns->get().end(),aColumnName,aCase);
384 1 : if ( aFind == aSelectColumns->get().end() )
385 0 : throw SQLException();
386 1 : m_aOrderbyColumnNumber.push_back((aFind - aSelectColumns->get().begin()) + 1);
387 :
388 : // Ascending or Descending?
389 2 : m_aOrderbyAscending.push_back((SQL_ISTOKEN(pAscendingDescending,DESC)) ? SQL_DESC : SQL_ASC);
390 : }
391 :
392 :
393 80 : void OStatement_Base::construct(const OUString& sql) throw(SQLException, RuntimeException)
394 : {
395 80 : OUString aErr;
396 80 : m_pParseTree = m_aParser.parseTree(aErr,sql);
397 80 : if(m_pParseTree)
398 : {
399 80 : m_aSQLIterator.setParseTree(m_pParseTree);
400 80 : m_aSQLIterator.traverseAll();
401 80 : const OSQLTables& xTabs = m_aSQLIterator.getTables();
402 :
403 : // sanity checks
404 80 : if ( xTabs.empty() )
405 : // no tables -> nothing to operate on -> error
406 44 : m_pConnection->throwGenericSQLException(STR_QUERY_NO_TABLE,*this);
407 :
408 58 : if ( xTabs.size() > 1 || m_aSQLIterator.hasErrors() )
409 : // more than one table -> can't operate on them -> error
410 0 : m_pConnection->throwGenericSQLException(STR_QUERY_MORE_TABLES,*this);
411 :
412 58 : if ( (m_aSQLIterator.getStatementType() == SQL_STATEMENT_SELECT) && m_aSQLIterator.getSelectColumns()->get().empty() )
413 : // SELECT statement without columns -> error
414 0 : m_pConnection->throwGenericSQLException(STR_QUERY_NO_COLUMN,*this);
415 :
416 58 : switch(m_aSQLIterator.getStatementType())
417 : {
418 : case SQL_STATEMENT_CREATE_TABLE:
419 : case SQL_STATEMENT_ODBC_CALL:
420 : case SQL_STATEMENT_UNKNOWN:
421 0 : m_pConnection->throwGenericSQLException(STR_QUERY_TOO_COMPLEX,*this);
422 0 : break;
423 : default:
424 58 : break;
425 : }
426 :
427 : // at this moment we support only one table per select statement
428 58 : Reference< ::com::sun::star::lang::XUnoTunnel> xTunnel(xTabs.begin()->second,UNO_QUERY);
429 58 : if(xTunnel.is())
430 : {
431 58 : if(m_pTable)
432 0 : m_pTable->release();
433 58 : m_pTable = reinterpret_cast<OFileTable*>(xTunnel->getSomething(OFileTable::getUnoTunnelImplementationId()));
434 58 : if(m_pTable)
435 58 : m_pTable->acquire();
436 : }
437 : OSL_ENSURE(m_pTable,"No table!");
438 58 : if ( m_pTable )
439 58 : m_xColNames = m_pTable->getColumns();
440 116 : Reference<XIndexAccess> xNames(m_xColNames,UNO_QUERY);
441 : // set the binding of the resultrow
442 58 : m_aRow = new OValueRefVector(xNames->getCount());
443 58 : (m_aRow->get())[0]->setBound(true);
444 58 : ::std::for_each(m_aRow->get().begin()+1,m_aRow->get().end(),TSetRefBound(false));
445 :
446 : // set the binding of the resultrow
447 58 : m_aEvaluateRow = new OValueRefVector(xNames->getCount());
448 :
449 58 : (m_aEvaluateRow->get())[0]->setBound(true);
450 58 : ::std::for_each(m_aEvaluateRow->get().begin()+1,m_aEvaluateRow->get().end(),TSetRefBound(false));
451 :
452 : // set the select row
453 58 : m_aSelectRow = new OValueRefVector(m_aSQLIterator.getSelectColumns()->get().size());
454 58 : ::std::for_each(m_aSelectRow->get().begin(),m_aSelectRow->get().end(),TSetRefBound(true));
455 :
456 : // create the column mapping
457 58 : createColumnMapping();
458 :
459 58 : m_pSQLAnalyzer = createAnalyzer();
460 :
461 116 : Reference<XIndexesSupplier> xIndexSup(xTunnel,UNO_QUERY);
462 58 : if(xIndexSup.is())
463 42 : m_pSQLAnalyzer->setIndexes(xIndexSup->getIndexes());
464 :
465 116 : anylizeSQL();
466 : }
467 : else
468 0 : throw SQLException(aErr,*this,OUString(),0,Any());
469 58 : }
470 :
471 58 : void OStatement_Base::createColumnMapping()
472 : {
473 : // initialize the column index map (mapping select columns to table columns)
474 58 : ::rtl::Reference<connectivity::OSQLColumns> xColumns = m_aSQLIterator.getSelectColumns();
475 58 : m_aColMapping.resize(xColumns->get().size() + 1);
476 852 : for (sal_Int32 i=0; i<(sal_Int32)m_aColMapping.size(); ++i)
477 794 : m_aColMapping[i] = i;
478 :
479 116 : Reference<XIndexAccess> xNames(m_xColNames,UNO_QUERY);
480 : // now check which columns are bound
481 116 : OResultSet::setBoundedColumns(m_aRow,m_aSelectRow,xColumns,xNames,true,m_xDBMetaData,m_aColMapping);
482 58 : }
483 :
484 29 : void OStatement_Base::initializeResultSet(OResultSet* _pResult)
485 : {
486 29 : GetAssignValues();
487 :
488 29 : _pResult->setSqlAnalyzer(m_pSQLAnalyzer);
489 29 : _pResult->setOrderByColumns(m_aOrderbyColumnNumber);
490 29 : _pResult->setOrderByAscending(m_aOrderbyAscending);
491 29 : _pResult->setBindingRow(m_aRow);
492 29 : _pResult->setColumnMapping(m_aColMapping);
493 29 : _pResult->setEvaluationRow(m_aEvaluateRow);
494 29 : _pResult->setAssignValues(m_aAssignValues);
495 29 : _pResult->setSelectRow(m_aSelectRow);
496 :
497 29 : m_pSQLAnalyzer->bindSelectRow(m_aRow);
498 29 : m_pEvaluationKeySet = m_pSQLAnalyzer->bindEvaluationRow(m_aEvaluateRow); // Set values in the code of the Compiler
499 29 : _pResult->setEvaluationKeySet(m_pEvaluationKeySet);
500 29 : }
501 :
502 29 : void OStatement_Base::GetAssignValues()
503 : {
504 29 : if (m_pParseTree == NULL)
505 : {
506 0 : ::dbtools::throwFunctionSequenceException(*this);
507 0 : return;
508 : }
509 :
510 29 : if (SQL_ISRULE(m_pParseTree,select_statement))
511 : // no values have to be set for SELECT
512 29 : return;
513 0 : else if (SQL_ISRULE(m_pParseTree,insert_statement))
514 : {
515 : // Create Row for the values to be set (Reference through new)
516 0 : if(m_aAssignValues.is())
517 0 : m_aAssignValues->get().clear();
518 0 : sal_Int32 nCount = Reference<XIndexAccess>(m_xColNames,UNO_QUERY)->getCount();
519 0 : m_aAssignValues = new OAssignValues(nCount);
520 : // unbound all
521 0 : ::std::for_each(m_aAssignValues->get().begin()+1,m_aAssignValues->get().end(),TSetRefBound(false));
522 :
523 0 : m_aParameterIndexes.resize(nCount+1,SQL_NO_PARAMETER);
524 :
525 : // List of Column-Names, that exist in the column_commalist (separated by ;):
526 0 : ::std::vector<OUString> aColumnNameList;
527 :
528 : OSL_ENSURE(m_pParseTree->count() >= 4,"OResultSet: Fehler im Parse Tree");
529 :
530 0 : OSQLParseNode * pOptColumnCommalist = m_pParseTree->getChild(3);
531 : OSL_ENSURE(pOptColumnCommalist != NULL,"OResultSet: Fehler im Parse Tree");
532 : OSL_ENSURE(SQL_ISRULE(pOptColumnCommalist,opt_column_commalist),"OResultSet: Fehler im Parse Tree");
533 0 : if (pOptColumnCommalist->count() == 0)
534 : {
535 0 : const Sequence< OUString>& aNames = m_xColNames->getElementNames();
536 0 : const OUString* pBegin = aNames.getConstArray();
537 0 : const OUString* pEnd = pBegin + aNames.getLength();
538 0 : for (; pBegin != pEnd; ++pBegin)
539 0 : aColumnNameList.push_back(*pBegin);
540 : }
541 : else
542 : {
543 : OSL_ENSURE(pOptColumnCommalist->count() == 3,"OResultSet: Fehler im Parse Tree");
544 :
545 0 : OSQLParseNode * pColumnCommalist = pOptColumnCommalist->getChild(1);
546 : OSL_ENSURE(pColumnCommalist != NULL,"OResultSet: Fehler im Parse Tree");
547 : OSL_ENSURE(SQL_ISRULE(pColumnCommalist,column_commalist),"OResultSet: Fehler im Parse Tree");
548 : OSL_ENSURE(pColumnCommalist->count() > 0,"OResultSet: Fehler im Parse Tree");
549 :
550 : // All Columns in the column_commalist ...
551 0 : for (size_t i = 0; i < pColumnCommalist->count(); i++)
552 : {
553 0 : OSQLParseNode * pCol = pColumnCommalist->getChild(i);
554 : OSL_ENSURE(pCol != NULL,"OResultSet: Fehler im Parse Tree");
555 0 : aColumnNameList.push_back(pCol->getTokenValue());
556 : }
557 : }
558 0 : if ( aColumnNameList.empty() )
559 0 : throwFunctionSequenceException(*this);
560 :
561 : // Values ...
562 0 : OSQLParseNode * pValuesOrQuerySpec = m_pParseTree->getChild(4);
563 : OSL_ENSURE(pValuesOrQuerySpec != NULL,"OResultSet: pValuesOrQuerySpec darf nicht NULL sein!");
564 : OSL_ENSURE(SQL_ISRULE(pValuesOrQuerySpec,values_or_query_spec),"OResultSet: ! SQL_ISRULE(pValuesOrQuerySpec,values_or_query_spec)");
565 : OSL_ENSURE(pValuesOrQuerySpec->count() > 0,"OResultSet: pValuesOrQuerySpec->count() <= 0");
566 :
567 : // just "VALUES" is allowed ...
568 0 : if (! SQL_ISTOKEN(pValuesOrQuerySpec->getChild(0),VALUES))
569 0 : throwFunctionSequenceException(*this);
570 :
571 : OSL_ENSURE(pValuesOrQuerySpec->count() == 4,"OResultSet: pValuesOrQuerySpec->count() != 4");
572 :
573 : // List of values
574 0 : OSQLParseNode * pInsertAtomCommalist = pValuesOrQuerySpec->getChild(2);
575 : OSL_ENSURE(pInsertAtomCommalist != NULL,"OResultSet: pInsertAtomCommalist darf nicht NULL sein!");
576 : OSL_ENSURE(pInsertAtomCommalist->count() > 0,"OResultSet: pInsertAtomCommalist <= 0");
577 :
578 0 : sal_Int32 nIndex=0;
579 0 : for (size_t i = 0; i < pInsertAtomCommalist->count(); i++)
580 : {
581 0 : OSQLParseNode * pRow_Value_Const = pInsertAtomCommalist->getChild(i); // row_value_constructor
582 : OSL_ENSURE(pRow_Value_Const != NULL,"OResultSet: pRow_Value_Const darf nicht NULL sein!");
583 0 : if(SQL_ISRULE(pRow_Value_Const,parameter))
584 : {
585 0 : ParseAssignValues(aColumnNameList,pRow_Value_Const,nIndex++); // only one Columnname allowed per loop
586 : }
587 0 : else if(pRow_Value_Const->isToken())
588 0 : ParseAssignValues(aColumnNameList,pRow_Value_Const,i);
589 : else
590 : {
591 0 : if(pRow_Value_Const->count() == aColumnNameList.size())
592 : {
593 0 : for (size_t j = 0; j < pRow_Value_Const->count(); ++j)
594 0 : ParseAssignValues(aColumnNameList,pRow_Value_Const->getChild(j),nIndex++);
595 : }
596 : else
597 0 : throwFunctionSequenceException(*this);
598 : }
599 0 : }
600 : }
601 0 : else if (SQL_ISRULE(m_pParseTree,update_statement_searched))
602 : {
603 0 : if(m_aAssignValues.is())
604 0 : m_aAssignValues->get().clear();
605 0 : sal_Int32 nCount = Reference<XIndexAccess>(m_xColNames,UNO_QUERY)->getCount();
606 0 : m_aAssignValues = new OAssignValues(nCount);
607 : // unbound all
608 0 : ::std::for_each(m_aAssignValues->get().begin()+1,m_aAssignValues->get().end(),TSetRefBound(false));
609 :
610 0 : m_aParameterIndexes.resize(nCount+1,SQL_NO_PARAMETER);
611 :
612 : OSL_ENSURE(m_pParseTree->count() >= 4,"OResultSet: Fehler im Parse Tree");
613 :
614 0 : OSQLParseNode * pAssignmentCommalist = m_pParseTree->getChild(3);
615 : OSL_ENSURE(pAssignmentCommalist != NULL,"OResultSet: pAssignmentCommalist == NULL");
616 : OSL_ENSURE(SQL_ISRULE(pAssignmentCommalist,assignment_commalist),"OResultSet: Fehler im Parse Tree");
617 : OSL_ENSURE(pAssignmentCommalist->count() > 0,"OResultSet: pAssignmentCommalist->count() <= 0");
618 :
619 : // work on all assignments (commalist) ...
620 0 : ::std::vector< OUString> aList(1);
621 0 : for (size_t i = 0; i < pAssignmentCommalist->count(); i++)
622 : {
623 0 : OSQLParseNode * pAssignment = pAssignmentCommalist->getChild(i);
624 : OSL_ENSURE(pAssignment != NULL,"OResultSet: pAssignment == NULL");
625 : OSL_ENSURE(SQL_ISRULE(pAssignment,assignment),"OResultSet: Fehler im Parse Tree");
626 : OSL_ENSURE(pAssignment->count() == 3,"OResultSet: pAssignment->count() != 3");
627 :
628 0 : OSQLParseNode * pCol = pAssignment->getChild(0);
629 : OSL_ENSURE(pCol != NULL,"OResultSet: pCol == NULL");
630 :
631 0 : OSQLParseNode * pComp = pAssignment->getChild(1);
632 : OSL_ENSURE(pComp != NULL,"OResultSet: pComp == NULL");
633 : OSL_ENSURE(pComp->getNodeType() == SQL_NODE_EQUAL,"OResultSet: pComp->getNodeType() != SQL_NODE_COMPARISON");
634 0 : if (pComp->getTokenValue().toChar() != '=')
635 : {
636 0 : throwFunctionSequenceException(*this);
637 : }
638 :
639 0 : OSQLParseNode * pVal = pAssignment->getChild(2);
640 : OSL_ENSURE(pVal != NULL,"OResultSet: pVal == NULL");
641 0 : aList[0] = pCol->getTokenValue();
642 0 : ParseAssignValues(aList,pVal,0);
643 0 : }
644 :
645 : }
646 : }
647 :
648 0 : void OStatement_Base::ParseAssignValues(const ::std::vector< OUString>& aColumnNameList,OSQLParseNode* pRow_Value_Constructor_Elem, sal_Int32 nIndex)
649 : {
650 : OSL_ENSURE(size_t(nIndex) <= aColumnNameList.size(),"SdbFileCursor::ParseAssignValues: nIndex > aColumnNameList.GetTokenCount()");
651 0 : OUString aColumnName(aColumnNameList[nIndex]);
652 : OSL_ENSURE(aColumnName.getLength() > 0,"OResultSet: Column-Name nicht gefunden");
653 : OSL_ENSURE(pRow_Value_Constructor_Elem != NULL,"OResultSet: pRow_Value_Constructor_Elem darf nicht NULL sein!");
654 :
655 0 : if (pRow_Value_Constructor_Elem->getNodeType() == SQL_NODE_STRING ||
656 0 : pRow_Value_Constructor_Elem->getNodeType() == SQL_NODE_INTNUM ||
657 0 : pRow_Value_Constructor_Elem->getNodeType() == SQL_NODE_APPROXNUM)
658 : {
659 : // set value:
660 0 : SetAssignValue(aColumnName, pRow_Value_Constructor_Elem->getTokenValue());
661 : }
662 0 : else if (SQL_ISTOKEN(pRow_Value_Constructor_Elem,NULL))
663 : {
664 : // set NULL
665 0 : SetAssignValue(aColumnName, OUString(), true);
666 : }
667 0 : else if (SQL_ISRULE(pRow_Value_Constructor_Elem,parameter))
668 0 : parseParamterElem(aColumnName,pRow_Value_Constructor_Elem);
669 : else
670 : {
671 0 : throwFunctionSequenceException(*this);
672 0 : }
673 0 : }
674 :
675 0 : void OStatement_Base::SetAssignValue(const OUString& aColumnName,
676 : const OUString& aValue,
677 : bool bSetNull,
678 : sal_uInt32 nParameter)
679 : {
680 0 : Reference<XPropertySet> xCol;
681 0 : m_xColNames->getByName(aColumnName) >>= xCol;
682 0 : sal_Int32 nId = Reference<XColumnLocate>(m_xColNames,UNO_QUERY)->findColumn(aColumnName);
683 : // does this column actually exist in the file?
684 :
685 0 : if (!xCol.is())
686 : {
687 : // This Column doesn't exist!
688 0 : throwFunctionSequenceException(*this);
689 : }
690 :
691 :
692 : // Everything tested and we have the names of the Column.
693 : // Now allocate one Value, set the value and tie the value to the Row.
694 0 : if (bSetNull)
695 0 : (m_aAssignValues->get())[nId]->setNull();
696 : else
697 : {
698 0 : switch (::comphelper::getINT32(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE))))
699 : {
700 : // put criteria depending on the Type as String or double in the variable
701 : case DataType::CHAR:
702 : case DataType::VARCHAR:
703 : case DataType::LONGVARCHAR:
704 0 : *(m_aAssignValues->get())[nId] = ORowSetValue(aValue);
705 : //Characterset is already converted, since the entire statement was converted
706 0 : break;
707 :
708 : case DataType::BIT:
709 0 : if (aValue.equalsIgnoreAsciiCase("TRUE") || aValue[0] == '1')
710 0 : *(m_aAssignValues->get())[nId] = sal_True;
711 0 : else if (aValue.equalsIgnoreAsciiCase("FALSE") || aValue[0] == '0')
712 0 : *(m_aAssignValues->get())[nId] = sal_False;
713 : else
714 0 : throwFunctionSequenceException(*this);
715 0 : break;
716 : case DataType::TINYINT:
717 : case DataType::SMALLINT:
718 : case DataType::INTEGER:
719 : case DataType::DECIMAL:
720 : case DataType::NUMERIC:
721 : case DataType::REAL:
722 : case DataType::DOUBLE:
723 : case DataType::DATE:
724 : case DataType::TIME:
725 : case DataType::TIMESTAMP:
726 0 : *(m_aAssignValues->get())[nId] = ORowSetValue(aValue);
727 0 : break;
728 : default:
729 0 : throwFunctionSequenceException(*this);
730 : }
731 : }
732 :
733 : // save Parameter-No. (as User Data)
734 : // SQL_NO_PARAMETER = no Parameter.
735 0 : m_aAssignValues->setParameterIndex(nId,nParameter);
736 0 : if(nParameter != SQL_NO_PARAMETER)
737 0 : m_aParameterIndexes[nParameter] = nId;
738 0 : }
739 :
740 0 : void OStatement_Base::parseParamterElem(const OUString& /*_sColumnName*/,OSQLParseNode* /*pRow_Value_Constructor_Elem*/)
741 : {
742 : // do nothing here
743 0 : }
744 :
745 : } // namespace file
746 :
747 : }// namespace connectivity
748 :
749 :
750 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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