Version 4.3.0.0.beta1, tag libreoffice-4.3.0.0.beta1
[LibreOffice.git] / connectivity / source / drivers / file / FResultSet.cxx
blobaece696e95b864a88934afa0a9b596aea3e8dbd0
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
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/.
9 * This file incorporates work covered by the following license notice:
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 .
21 #ifdef __GNUC__
22 #include <iostream>
23 #endif
24 #include "connectivity/sdbcx/VColumn.hxx"
25 #include "file/FResultSet.hxx"
26 #include "file/FResultSetMetaData.hxx"
27 #include <com/sun/star/sdbc/DataType.hpp>
28 #include <com/sun/star/sdbc/ColumnValue.hpp>
29 #include <comphelper/property.hxx>
30 #include <com/sun/star/lang/DisposedException.hpp>
31 #include <com/sun/star/beans/PropertyAttribute.hpp>
32 #include <com/sun/star/container/XIndexAccess.hpp>
33 #include <comphelper/sequence.hxx>
34 #include <cppuhelper/typeprovider.hxx>
35 #include "connectivity/dbconversion.hxx"
36 #include "connectivity/dbtools.hxx"
37 #include <cppuhelper/propshlp.hxx>
38 #include <iterator>
39 #include <tools/debug.hxx>
40 #include <com/sun/star/sdbc/ResultSetType.hpp>
41 #include <com/sun/star/sdbc/FetchDirection.hpp>
42 #include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
43 #include <com/sun/star/sdbcx/XIndexesSupplier.hpp>
45 #include <algorithm>
46 #include <comphelper/extract.hxx>
47 #include "connectivity/dbexception.hxx"
48 #include <comphelper/types.hxx>
49 #include "resource/file_res.hrc"
50 #include "resource/sharedresources.hxx"
53 using namespace ::comphelper;
54 using namespace connectivity;
55 using namespace connectivity::file;
56 using namespace ::cppu;
57 using namespace dbtools;
58 using namespace com::sun::star::uno;
59 using namespace com::sun::star::lang;
60 using namespace com::sun::star::beans;
61 using namespace com::sun::star::sdbc;
62 using namespace com::sun::star::sdbcx;
63 using namespace com::sun::star::container;
65 namespace
67 void lcl_throwError(sal_uInt16 _nErrorId,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface>& _xContext)
69 ::connectivity::SharedResources aResources;
70 const OUString sMessage = aResources.getResourceString(_nErrorId);
71 ::dbtools::throwGenericSQLException(sMessage ,_xContext);
75 IMPLEMENT_SERVICE_INFO(OResultSet,"com.sun.star.sdbcx.drivers.file.ResultSet","com.sun.star.sdbc.ResultSet");
77 OResultSet::OResultSet(OStatement_Base* pStmt,OSQLParseTreeIterator& _aSQLIterator) : OResultSet_BASE(m_aMutex)
78 ,::comphelper::OPropertyContainer(OResultSet_BASE::rBHelper)
79 ,m_aAssignValues(NULL)
80 ,m_pEvaluationKeySet(NULL)
81 ,m_aSkipDeletedSet(this)
82 ,m_pFileSet(NULL)
83 ,m_pSortIndex(NULL)
84 ,m_pTable(NULL)
85 ,m_pParseTree(pStmt->getParseTree())
86 ,m_pSQLAnalyzer(NULL)
87 ,m_aSQLIterator(_aSQLIterator)
88 ,m_nFetchSize(0)
89 ,m_nResultSetType(ResultSetType::SCROLL_INSENSITIVE)
90 ,m_nFetchDirection(FetchDirection::FORWARD)
91 ,m_nResultSetConcurrency(ResultSetConcurrency::UPDATABLE)
92 ,m_xStatement(*pStmt)
93 ,m_xMetaData(NULL)
94 ,m_xDBMetaData(pStmt->getOwnConnection()->getMetaData())
95 ,m_nTextEncoding(pStmt->getOwnConnection()->getTextEncoding())
96 ,m_nRowPos(-1)
97 ,m_nFilePos(0)
98 ,m_nLastVisitedPos(-1)
99 ,m_nRowCountResult(-1)
100 ,m_nColumnCount(0)
101 ,m_bWasNull(false)
102 ,m_bEOF(false)
103 ,m_bLastRecord(false)
104 ,m_bInserted(false)
105 ,m_bRowUpdated(false)
106 ,m_bRowInserted(false)
107 ,m_bRowDeleted(false)
108 ,m_bShowDeleted(pStmt->getOwnConnection()->showDeleted())
109 ,m_bIsCount(false)
111 osl_atomic_increment( &m_refCount );
112 m_bIsCount = (m_pParseTree &&
113 m_pParseTree->count() > 2 &&
114 SQL_ISRULE(m_pParseTree->getChild(2),scalar_exp_commalist) &&
115 SQL_ISRULE(m_pParseTree->getChild(2)->getChild(0),derived_column) &&
116 SQL_ISRULE(m_pParseTree->getChild(2)->getChild(0)->getChild(0),general_set_fct) &&
117 m_pParseTree->getChild(2)->getChild(0)->getChild(0)->count() == 4
120 m_nResultSetConcurrency = isCount() ? ResultSetConcurrency::READ_ONLY : ResultSetConcurrency::UPDATABLE;
121 construct();
122 m_aSkipDeletedSet.SetDeletedVisible(m_bShowDeleted);
123 osl_atomic_decrement( &m_refCount );
127 OResultSet::~OResultSet()
129 osl_atomic_increment( &m_refCount );
130 disposing();
133 void OResultSet::construct()
135 registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHSIZE), PROPERTY_ID_FETCHSIZE, 0,&m_nFetchSize, ::cppu::UnoType<sal_Int32>::get());
136 registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETTYPE), PROPERTY_ID_RESULTSETTYPE, PropertyAttribute::READONLY,&m_nResultSetType, ::cppu::UnoType<sal_Int32>::get());
137 registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHDIRECTION), PROPERTY_ID_FETCHDIRECTION, 0,&m_nFetchDirection, ::cppu::UnoType<sal_Int32>::get());
138 registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETCONCURRENCY), PROPERTY_ID_RESULTSETCONCURRENCY,PropertyAttribute::READONLY,&m_nResultSetConcurrency, ::cppu::UnoType<sal_Int32>::get());
141 void OResultSet::disposing(void)
143 OPropertySetHelper::disposing();
145 ::osl::MutexGuard aGuard(m_aMutex);
146 m_xStatement.clear();
147 m_xMetaData.clear();
148 m_pParseTree = NULL;
149 m_xColNames.clear();
150 m_xColumns = NULL;
151 m_xParamColumns = NULL;
152 m_xColsIdx.clear();
154 Reference<XComponent> xComp = m_pTable;
155 if ( xComp.is() )
156 xComp->removeEventListener(this);
157 if(m_pTable)
159 m_pTable->release();
160 m_pTable = NULL;
163 m_pFileSet = NULL;
164 DELETEZ(m_pSortIndex);
166 if(m_aInsertRow.is())
167 m_aInsertRow->get().clear();
169 m_aSkipDeletedSet.clear();
172 Any SAL_CALL OResultSet::queryInterface( const Type & rType ) throw(RuntimeException, std::exception)
174 Any aRet = OPropertySetHelper::queryInterface(rType);
175 return aRet.hasValue() ? aRet : OResultSet_BASE::queryInterface(rType);
178 Sequence< Type > SAL_CALL OResultSet::getTypes( ) throw(RuntimeException, std::exception)
180 ::osl::MutexGuard aGuard( m_aMutex );
182 OTypeCollection aTypes( ::getCppuType( (const Reference< ::com::sun::star::beans::XMultiPropertySet > *)0 ),
183 ::getCppuType( (const Reference< ::com::sun::star::beans::XPropertySet > *)0 ),
184 ::getCppuType( (const Reference< ::com::sun::star::beans::XPropertySet > *)0 ));
186 return ::comphelper::concatSequences(aTypes.getTypes(),OResultSet_BASE::getTypes());
190 sal_Int32 SAL_CALL OResultSet::findColumn( const OUString& columnName ) throw(SQLException, RuntimeException, std::exception)
192 ::osl::MutexGuard aGuard( m_aMutex );
193 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
196 Reference< XResultSetMetaData > xMeta = getMetaData();
197 sal_Int32 nLen = xMeta->getColumnCount();
198 sal_Int32 i = 1;
199 for(;i<=nLen;++i)
201 if(xMeta->isCaseSensitive(i) ? columnName == xMeta->getColumnName(i) :
202 columnName.equalsIgnoreAsciiCase(xMeta->getColumnName(i)))
203 return i;
206 ::dbtools::throwInvalidColumnException( columnName, *this );
207 assert(false);
208 return 0; // Never reached
211 const ORowSetValue& OResultSet::getValue(sal_Int32 columnIndex ) throw(::com::sun::star::sdbc::SQLException)
213 ::osl::MutexGuard aGuard( m_aMutex );
214 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
216 checkIndex(columnIndex );
219 m_bWasNull = (m_aSelectRow->get())[columnIndex]->getValue().isNull();
220 return *(m_aSelectRow->get())[columnIndex];
223 void OResultSet::checkIndex(sal_Int32 columnIndex ) throw(::com::sun::star::sdbc::SQLException)
225 if ( columnIndex <= 0
226 || columnIndex >= m_nColumnCount )
227 ::dbtools::throwInvalidIndexException(*this);
230 Reference< ::com::sun::star::io::XInputStream > SAL_CALL OResultSet::getBinaryStream( sal_Int32 /*columnIndex*/ ) throw(SQLException, RuntimeException, std::exception)
232 return NULL;
235 Reference< ::com::sun::star::io::XInputStream > SAL_CALL OResultSet::getCharacterStream( sal_Int32 /*columnIndex*/ ) throw(SQLException, RuntimeException, std::exception)
237 return NULL;
241 sal_Bool SAL_CALL OResultSet::getBoolean( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
243 return getValue(columnIndex);
247 sal_Int8 SAL_CALL OResultSet::getByte( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
249 return getValue(columnIndex);
253 Sequence< sal_Int8 > SAL_CALL OResultSet::getBytes( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
255 return getValue(columnIndex);
259 ::com::sun::star::util::Date SAL_CALL OResultSet::getDate( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
261 return getValue(columnIndex);
265 double SAL_CALL OResultSet::getDouble( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
267 return getValue(columnIndex);
271 float SAL_CALL OResultSet::getFloat( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
273 return getValue(columnIndex);
277 sal_Int32 SAL_CALL OResultSet::getInt( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
279 return getValue(columnIndex);
283 sal_Int32 SAL_CALL OResultSet::getRow( ) throw(SQLException, RuntimeException, std::exception)
285 ::osl::MutexGuard aGuard( m_aMutex );
286 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
288 OSL_ENSURE((m_bShowDeleted || !m_aRow->isDeleted()),"getRow called for deleted row");
290 return m_aSkipDeletedSet.getMappedPosition((m_aRow->get())[0]->getValue());
294 sal_Int64 SAL_CALL OResultSet::getLong( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
296 return getValue(columnIndex);
300 Reference< XResultSetMetaData > SAL_CALL OResultSet::getMetaData( ) throw(SQLException, RuntimeException, std::exception)
302 ::osl::MutexGuard aGuard( m_aMutex );
303 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
306 if(!m_xMetaData.is())
307 m_xMetaData = new OResultSetMetaData(m_xColumns,m_aSQLIterator.getTables().begin()->first,m_pTable);
308 return m_xMetaData;
311 Reference< XArray > SAL_CALL OResultSet::getArray( sal_Int32 /*columnIndex*/ ) throw(SQLException, RuntimeException, std::exception)
313 return NULL;
318 Reference< XClob > SAL_CALL OResultSet::getClob( sal_Int32 /*columnIndex*/ ) throw(SQLException, RuntimeException, std::exception)
320 return NULL;
323 Reference< XBlob > SAL_CALL OResultSet::getBlob( sal_Int32 /*columnIndex*/ ) throw(SQLException, RuntimeException, std::exception)
325 return NULL;
329 Reference< XRef > SAL_CALL OResultSet::getRef( sal_Int32 /*columnIndex*/ ) throw(SQLException, RuntimeException, std::exception)
331 return NULL;
335 Any SAL_CALL OResultSet::getObject( sal_Int32 columnIndex, const Reference< ::com::sun::star::container::XNameAccess >& /*typeMap*/ ) throw(SQLException, RuntimeException, std::exception)
337 return getValue(columnIndex).makeAny();
341 sal_Int16 SAL_CALL OResultSet::getShort( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
343 return getValue(columnIndex);
346 OUString SAL_CALL OResultSet::getString( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
348 return getValue(columnIndex);
351 ::com::sun::star::util::Time SAL_CALL OResultSet::getTime( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
353 return getValue(columnIndex);
356 ::com::sun::star::util::DateTime SAL_CALL OResultSet::getTimestamp( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
358 return getValue(columnIndex);
362 sal_Bool SAL_CALL OResultSet::isAfterLast( ) throw(SQLException, RuntimeException, std::exception)
364 ::osl::MutexGuard aGuard( m_aMutex );
365 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
368 return m_nRowPos == sal_Int32(m_pFileSet->get().size());
371 sal_Bool SAL_CALL OResultSet::isFirst( ) throw(SQLException, RuntimeException, std::exception)
373 ::osl::MutexGuard aGuard( m_aMutex );
374 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
377 return m_nRowPos == 0;
380 sal_Bool SAL_CALL OResultSet::isLast( ) throw(SQLException, RuntimeException, std::exception)
382 ::osl::MutexGuard aGuard( m_aMutex );
383 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
386 return m_nRowPos == sal_Int32(m_pFileSet->get().size() - 1);
389 void SAL_CALL OResultSet::beforeFirst( ) throw(SQLException, RuntimeException, std::exception)
391 ::osl::MutexGuard aGuard( m_aMutex );
392 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
395 if(first())
396 previous();
399 void SAL_CALL OResultSet::afterLast( ) throw(SQLException, RuntimeException, std::exception)
401 ::osl::MutexGuard aGuard( m_aMutex );
402 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
405 if(last())
406 next();
407 m_bEOF = true;
411 void SAL_CALL OResultSet::close( ) throw(SQLException, RuntimeException, std::exception)
413 dispose();
417 sal_Bool SAL_CALL OResultSet::first( ) throw(SQLException, RuntimeException, std::exception)
419 ::osl::MutexGuard aGuard( m_aMutex );
420 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
421 return m_pTable ? m_aSkipDeletedSet.skipDeleted(IResultSetHelper::FIRST,1,true) : sal_False;
425 sal_Bool SAL_CALL OResultSet::last( ) throw(SQLException, RuntimeException, std::exception)
427 // here I know definitely that I stand on the last record
428 ::osl::MutexGuard aGuard( m_aMutex );
429 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
430 return m_pTable ? m_aSkipDeletedSet.skipDeleted(IResultSetHelper::LAST,1,true) : sal_False;
433 sal_Bool SAL_CALL OResultSet::absolute( sal_Int32 row ) throw(SQLException, RuntimeException, std::exception)
435 ::osl::MutexGuard aGuard( m_aMutex );
436 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
437 return m_pTable ? m_aSkipDeletedSet.skipDeleted(IResultSetHelper::ABSOLUTE,row,true) : sal_False;
440 sal_Bool SAL_CALL OResultSet::relative( sal_Int32 row ) throw(SQLException, RuntimeException, std::exception)
442 ::osl::MutexGuard aGuard( m_aMutex );
443 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
444 return m_pTable ? m_aSkipDeletedSet.skipDeleted(IResultSetHelper::RELATIVE,row,true) : sal_False;
447 sal_Bool SAL_CALL OResultSet::previous( ) throw(SQLException, RuntimeException, std::exception)
449 ::osl::MutexGuard aGuard( m_aMutex );
450 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
451 return m_pTable ? m_aSkipDeletedSet.skipDeleted(IResultSetHelper::PRIOR,0,true) : sal_False;
454 Reference< XInterface > SAL_CALL OResultSet::getStatement( ) throw(SQLException, RuntimeException, std::exception)
456 ::osl::MutexGuard aGuard( m_aMutex );
457 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
460 return m_xStatement;
464 sal_Bool SAL_CALL OResultSet::rowDeleted( ) throw(SQLException, RuntimeException, std::exception)
466 ::osl::MutexGuard aGuard( m_aMutex );
467 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
470 return m_bRowDeleted;
473 sal_Bool SAL_CALL OResultSet::rowInserted( ) throw(SQLException, RuntimeException, std::exception)
474 { ::osl::MutexGuard aGuard( m_aMutex );
475 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
478 return m_bRowInserted;
481 sal_Bool SAL_CALL OResultSet::rowUpdated( ) throw(SQLException, RuntimeException, std::exception)
483 ::osl::MutexGuard aGuard( m_aMutex );
484 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
487 return m_bRowUpdated;
491 sal_Bool SAL_CALL OResultSet::isBeforeFirst( ) throw(SQLException, RuntimeException, std::exception)
493 ::osl::MutexGuard aGuard( m_aMutex );
494 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
497 return m_nRowPos == -1;
500 // sal_Bool OResultSet::evaluate()
501 // {
502 // OSL_ENSURE(m_pSQLAnalyzer,"OResultSet::evaluate: Analyzer isn't set!");
503 // sal_Bool bRet = sal_True;
504 // while(!m_pSQLAnalyzer->evaluateRestriction())
505 // {
506 // if(m_pEvaluationKeySet)
507 // {
508 // if(m_aEvaluateIter == m_pEvaluationKeySet->end())
509 // return sal_False;
510 // bRet = m_pTable->seekRow(IResultSetHelper::BOOKMARK,(*m_aEvaluateIter),m_nRowPos);
511 // ++m_aEvaluateIter;
512 // }
513 // else
514 // bRet = m_pTable->seekRow(IResultSetHelper::NEXT,1,m_nRowPos);
515 // if(bRet)
516 // {
517 // if(m_pEvaluationKeySet)
518 // {
519 // bRet = m_pTable->fetchRow(m_aEvaluateRow,*(m_pTable->getTableColumns()),sal_True,sal_True);
520 // evaluate();
522 // }
523 // else
524 // bRet = m_pTable->fetchRow(m_aRow,*m_xColumns,sal_False,sal_True);
525 // }
526 // }
528 // return bRet;
529 // }
532 sal_Bool SAL_CALL OResultSet::next( ) throw(SQLException, RuntimeException, std::exception)
534 ::osl::MutexGuard aGuard( m_aMutex );
535 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
537 return m_pTable ? m_aSkipDeletedSet.skipDeleted(IResultSetHelper::NEXT,1,true) : sal_False;
541 sal_Bool SAL_CALL OResultSet::wasNull( ) throw(SQLException, RuntimeException, std::exception)
543 ::osl::MutexGuard aGuard( m_aMutex );
544 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
546 return m_bWasNull;
550 void SAL_CALL OResultSet::cancel( ) throw(RuntimeException, std::exception)
554 void SAL_CALL OResultSet::clearWarnings( ) throw(SQLException, RuntimeException, std::exception)
558 Any SAL_CALL OResultSet::getWarnings( ) throw(SQLException, RuntimeException, std::exception)
560 return Any();
563 void SAL_CALL OResultSet::insertRow( ) throw(SQLException, RuntimeException, std::exception)
565 ::osl::MutexGuard aGuard( m_aMutex );
566 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
569 if(!m_bInserted || !m_pTable)
570 throwFunctionSequenceException(*this);
572 // we know that we append new rows at the end
573 // so we have to know where the end is
574 m_aSkipDeletedSet.skipDeleted(IResultSetHelper::LAST,1,false);
575 m_bRowInserted = m_pTable->InsertRow(*m_aInsertRow, true, m_xColsIdx);
576 if(m_bRowInserted && m_pFileSet.is())
578 sal_Int32 nPos = (m_aInsertRow->get())[0]->getValue();
579 m_pFileSet->get().push_back(nPos);
580 *(m_aInsertRow->get())[0] = sal_Int32(m_pFileSet->get().size());
581 clearInsertRow();
583 m_aSkipDeletedSet.insertNewPosition((m_aRow->get())[0]->getValue());
587 void SAL_CALL OResultSet::updateRow( ) throw(SQLException, RuntimeException, std::exception)
589 ::osl::MutexGuard aGuard( m_aMutex );
590 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
592 if(!m_pTable || m_pTable->isReadOnly())
593 lcl_throwError(STR_TABLE_READONLY,*this);
595 m_bRowUpdated = m_pTable->UpdateRow(*m_aInsertRow, m_aRow,m_xColsIdx);
596 *(m_aInsertRow->get())[0] = (sal_Int32)(m_aRow->get())[0]->getValue();
598 clearInsertRow();
601 void SAL_CALL OResultSet::deleteRow() throw(SQLException, RuntimeException, std::exception)
603 ::osl::MutexGuard aGuard( m_aMutex );
604 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
607 if(!m_pTable || m_pTable->isReadOnly())
608 lcl_throwError(STR_TABLE_READONLY,*this);
609 if (m_bShowDeleted)
610 lcl_throwError(STR_DELETE_ROW,*this);
611 if(m_aRow->isDeleted())
612 lcl_throwError(STR_ROW_ALREADY_DELETED,*this);
614 sal_Int32 nPos = (sal_Int32)(m_aRow->get())[0]->getValue();
615 m_bRowDeleted = m_pTable->DeleteRow(*m_xColumns);
616 if(m_bRowDeleted && m_pFileSet.is())
618 m_aRow->setDeleted(true);
619 // don't touch the m_pFileSet member here
620 m_aSkipDeletedSet.deletePosition(nPos);
624 void SAL_CALL OResultSet::cancelRowUpdates( ) throw(SQLException, RuntimeException, std::exception)
626 ::osl::MutexGuard aGuard( m_aMutex );
627 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
630 m_bInserted = false;
631 m_bRowUpdated = false;
632 m_bRowInserted = false;
633 m_bRowDeleted = false;
635 if(m_aInsertRow.is())
637 OValueRefVector::Vector::iterator aIter = m_aInsertRow->get().begin()+1;
638 for(;aIter != m_aInsertRow->get().end();++aIter)
640 (*aIter)->setBound(false);
641 (*aIter)->setNull();
647 void SAL_CALL OResultSet::moveToInsertRow( ) throw(SQLException, RuntimeException, std::exception)
649 ::osl::MutexGuard aGuard( m_aMutex );
650 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
652 if(!m_pTable || m_pTable->isReadOnly())
653 lcl_throwError(STR_TABLE_READONLY,*this);
655 m_bInserted = true;
657 OValueRefVector::Vector::iterator aIter = m_aInsertRow->get().begin()+1;
658 for(;aIter != m_aInsertRow->get().end();++aIter)
660 (*aIter)->setBound(false);
661 (*aIter)->setNull();
666 void SAL_CALL OResultSet::moveToCurrentRow( ) throw(SQLException, RuntimeException, std::exception)
670 void OResultSet::updateValue(sal_Int32 columnIndex ,const ORowSetValue& x) throw(SQLException, RuntimeException)
672 ::osl::MutexGuard aGuard( m_aMutex );
673 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
675 checkIndex(columnIndex );
676 columnIndex = mapColumn(columnIndex);
678 (m_aInsertRow->get())[columnIndex]->setBound(true);
679 *(m_aInsertRow->get())[columnIndex] = x;
683 void SAL_CALL OResultSet::updateNull( sal_Int32 columnIndex ) throw(SQLException, RuntimeException, std::exception)
685 ORowSetValue aEmpty;
686 updateValue(columnIndex,aEmpty);
690 void SAL_CALL OResultSet::updateBoolean( sal_Int32 columnIndex, sal_Bool x ) throw(SQLException, RuntimeException, std::exception)
692 updateValue(columnIndex, static_cast<bool>(x));
695 void SAL_CALL OResultSet::updateByte( sal_Int32 columnIndex, sal_Int8 x ) throw(SQLException, RuntimeException, std::exception)
697 updateValue(columnIndex,x);
701 void SAL_CALL OResultSet::updateShort( sal_Int32 columnIndex, sal_Int16 x ) throw(SQLException, RuntimeException, std::exception)
703 updateValue(columnIndex,x);
706 void SAL_CALL OResultSet::updateInt( sal_Int32 columnIndex, sal_Int32 x ) throw(SQLException, RuntimeException, std::exception)
708 updateValue(columnIndex,x);
711 void SAL_CALL OResultSet::updateLong( sal_Int32 /*columnIndex*/, sal_Int64 /*x*/ ) throw(SQLException, RuntimeException, std::exception)
713 ::dbtools::throwFeatureNotImplementedException( "XRowUpdate::updateLong", *this );
716 void SAL_CALL OResultSet::updateFloat( sal_Int32 columnIndex, float x ) throw(SQLException, RuntimeException, std::exception)
718 updateValue(columnIndex,x);
722 void SAL_CALL OResultSet::updateDouble( sal_Int32 columnIndex, double x ) throw(SQLException, RuntimeException, std::exception)
724 updateValue(columnIndex,x);
727 void SAL_CALL OResultSet::updateString( sal_Int32 columnIndex, const OUString& x ) throw(SQLException, RuntimeException, std::exception)
729 updateValue(columnIndex,x);
732 void SAL_CALL OResultSet::updateBytes( sal_Int32 columnIndex, const Sequence< sal_Int8 >& x ) throw(SQLException, RuntimeException, std::exception)
734 updateValue(columnIndex,x);
737 void SAL_CALL OResultSet::updateDate( sal_Int32 columnIndex, const ::com::sun::star::util::Date& x ) throw(SQLException, RuntimeException, std::exception)
739 updateValue(columnIndex,x);
743 void SAL_CALL OResultSet::updateTime( sal_Int32 columnIndex, const ::com::sun::star::util::Time& x ) throw(SQLException, RuntimeException, std::exception)
745 updateValue(columnIndex,x);
749 void SAL_CALL OResultSet::updateTimestamp( sal_Int32 columnIndex, const ::com::sun::star::util::DateTime& x ) throw(SQLException, RuntimeException, std::exception)
751 updateValue(columnIndex,x);
755 void SAL_CALL OResultSet::updateBinaryStream( sal_Int32 columnIndex, const Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length ) throw(SQLException, RuntimeException, std::exception)
757 ::osl::MutexGuard aGuard( m_aMutex );
758 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
760 if(!x.is())
761 ::dbtools::throwFunctionSequenceException(*this);
763 Sequence<sal_Int8> aSeq;
764 x->readBytes(aSeq,length);
765 updateValue(columnIndex,aSeq);
768 void SAL_CALL OResultSet::updateCharacterStream( sal_Int32 columnIndex, const Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length ) throw(SQLException, RuntimeException, std::exception)
770 updateBinaryStream(columnIndex,x,length);
773 void SAL_CALL OResultSet::refreshRow( ) throw(SQLException, RuntimeException, std::exception)
775 ::osl::MutexGuard aGuard( m_aMutex );
776 checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
779 void SAL_CALL OResultSet::updateObject( sal_Int32 columnIndex, const Any& x ) throw(SQLException, RuntimeException, std::exception)
781 if (!::dbtools::implUpdateObject(this, columnIndex, x))
782 throw SQLException();
786 void SAL_CALL OResultSet::updateNumericObject( sal_Int32 columnIndex, const Any& x, sal_Int32 /*scale*/ ) throw(SQLException, RuntimeException, std::exception)
788 if (!::dbtools::implUpdateObject(this, columnIndex, x))
789 throw SQLException();
792 IPropertyArrayHelper* OResultSet::createArrayHelper( ) const
794 Sequence< Property > aProps;
795 describeProperties(aProps);
796 return new ::cppu::OPropertyArrayHelper(aProps);
799 IPropertyArrayHelper & OResultSet::getInfoHelper()
801 return *const_cast<OResultSet*>(this)->getArrayHelper();
805 bool OResultSet::ExecuteRow(IResultSetHelper::Movement eFirstCursorPosition,
806 sal_Int32 nFirstOffset,
807 bool bEvaluate,
808 bool bRetrieveData)
810 OSL_ENSURE(m_pSQLAnalyzer,"OResultSet::ExecuteRow: Analyzer isn't set!");
812 // For further Fetch-Operations this information may possibly be changed ...
813 IResultSetHelper::Movement eCursorPosition = eFirstCursorPosition;
814 sal_Int32 nOffset = nFirstOffset;
816 if (!m_pTable)
817 return false;
819 const OSQLColumns & rTableCols = *(m_pTable->getTableColumns());
820 bool bHasRestriction = m_pSQLAnalyzer->hasRestriction();
821 again:
823 // protect from reading over the end when someboby is inserting while we are reading
824 // this method works only for dBase at the moment !!!!
825 if (eCursorPosition == IResultSetHelper::NEXT && m_nFilePos == m_nLastVisitedPos)
827 return false;
830 if (!m_pTable || !m_pTable->seekRow(eCursorPosition, nOffset, m_nFilePos))
832 return false;
835 if (!bEvaluate) // If no evaluation runs, then just fill the results-row
837 m_pTable->fetchRow(m_aRow,rTableCols, true,bRetrieveData);
839 else
841 m_pTable->fetchRow(m_aEvaluateRow, rTableCols, true,bRetrieveData || bHasRestriction);
843 if ( ( !m_bShowDeleted
844 && m_aEvaluateRow->isDeleted()
846 || ( bHasRestriction
847 && !m_pSQLAnalyzer->evaluateRestriction()
850 { // Evaluate the next record
851 // delete current row in Keyset
852 if (m_pEvaluationKeySet)
854 ++m_aEvaluateIter;
855 if (m_pEvaluationKeySet->end() != m_aEvaluateIter)
856 nOffset = (*m_aEvaluateIter);
857 else
859 return false;
862 else if (m_pFileSet.is())
864 OSL_ENSURE(eCursorPosition == IResultSetHelper::NEXT, "Falsche CursorPosition!");
865 eCursorPosition = IResultSetHelper::NEXT;
866 nOffset = 1;
868 else if (eCursorPosition == IResultSetHelper::FIRST ||
869 eCursorPosition == IResultSetHelper::NEXT ||
870 eCursorPosition == IResultSetHelper::ABSOLUTE)
872 eCursorPosition = IResultSetHelper::NEXT;
873 nOffset = 1;
875 else if (eCursorPosition == IResultSetHelper::LAST ||
876 eCursorPosition == IResultSetHelper::PRIOR)
878 eCursorPosition = IResultSetHelper::PRIOR;
879 nOffset = 1;
881 else if (eCursorPosition == IResultSetHelper::RELATIVE)
883 eCursorPosition = (nOffset >= 0) ? IResultSetHelper::NEXT : IResultSetHelper::PRIOR;
885 else
887 return false;
889 // Try again ...
890 goto again;
894 // Evaluate may only be set,
895 // if the Keyset will be constructed further
896 if ( ( m_aSQLIterator.getStatementType() == SQL_STATEMENT_SELECT )
897 && !isCount()
898 && bEvaluate
901 if (m_pSortIndex)
903 OKeyValue* pKeyValue = GetOrderbyKeyValue( m_aSelectRow );
904 m_pSortIndex->AddKeyValue(pKeyValue);
906 else if (m_pFileSet.is())
908 sal_uInt32 nBookmarkValue = std::abs((sal_Int32)(m_aEvaluateRow->get())[0]->getValue());
909 m_pFileSet->get().push_back(nBookmarkValue);
912 else if (m_aSQLIterator.getStatementType() == SQL_STATEMENT_UPDATE)
914 bool bOK = true;
915 if (bEvaluate)
917 // read the actual result-row
918 bOK = m_pTable->fetchRow(m_aEvaluateRow, *(m_pTable->getTableColumns()), true,true);
921 if (bOK)
923 // just give the values to be changed:
924 if(!m_pTable->UpdateRow(*m_aAssignValues,m_aEvaluateRow, m_xColsIdx))
925 return false;
928 else if (m_aSQLIterator.getStatementType() == SQL_STATEMENT_DELETE)
930 bool bOK = true;
931 if (bEvaluate)
933 bOK = m_pTable->fetchRow(m_aEvaluateRow, *(m_pTable->getTableColumns()), true,true);
935 if (bOK)
937 if(!m_pTable->DeleteRow(*m_xColumns))
938 return false;
941 return true;
945 bool OResultSet::Move(IResultSetHelper::Movement eCursorPosition, sal_Int32 nOffset, bool bRetrieveData)
947 sal_Int32 nTempPos = m_nRowPos;
949 if (m_aSQLIterator.getStatementType() == SQL_STATEMENT_SELECT &&
950 !isCount())
952 if (!m_pFileSet.is()) //no Index available
954 // Normal FETCH
955 ExecuteRow(eCursorPosition,nOffset,false,bRetrieveData);
957 // now set the bookmark for outside this is the logical pos and not the file pos
958 *(*m_aRow->get().begin()) = sal_Int32(m_nRowPos + 1);
960 else
962 switch(eCursorPosition)
964 case IResultSetHelper::NEXT:
965 ++m_nRowPos;
966 break;
967 case IResultSetHelper::PRIOR:
968 if (m_nRowPos >= 0)
969 --m_nRowPos;
970 break;
971 case IResultSetHelper::FIRST:
972 m_nRowPos = 0;
973 break;
974 case IResultSetHelper::LAST:
975 m_nRowPos = m_pFileSet->get().size() - 1;
976 break;
977 case IResultSetHelper::RELATIVE:
978 m_nRowPos += nOffset;
979 break;
980 case IResultSetHelper::ABSOLUTE:
981 case IResultSetHelper::BOOKMARK:
982 if ( m_nRowPos == (nOffset -1) )
983 return true;
984 m_nRowPos = nOffset -1;
985 break;
988 // OffRange?
989 // The FileCursor is outside of the valid range, if:
990 // a.) m_nRowPos < 1
991 // b.) a KeySet exists and m_nRowPos > m_pFileSet->size()
992 if (m_nRowPos < 0 || (m_pFileSet->isFrozen() && eCursorPosition != IResultSetHelper::BOOKMARK && m_nRowPos >= (sal_Int32)m_pFileSet->get().size() )) // && m_pFileSet->IsFrozen()
994 goto Error;
996 else
998 if (m_nRowPos < (sal_Int32)m_pFileSet->get().size())
1000 // Fetch via Index
1001 ExecuteRow(IResultSetHelper::BOOKMARK,(m_pFileSet->get())[m_nRowPos],false,bRetrieveData);
1003 // now set the bookmark for outside
1004 *(*m_aRow->get().begin()) = sal_Int32(m_nRowPos + 1);
1005 if ( (bRetrieveData || m_pSQLAnalyzer->hasRestriction()) && m_pSQLAnalyzer->hasFunctions() )
1007 m_pSQLAnalyzer->setSelectionEvaluationResult(m_aSelectRow,m_aColMapping);
1010 else // Index must be further constructed
1012 // set first on the last known row
1013 if (m_pFileSet->get().empty())
1015 m_pTable->seekRow(IResultSetHelper::ABSOLUTE, 0, m_nFilePos);
1017 else
1019 m_aFileSetIter = m_pFileSet->get().end()-1;
1020 m_pTable->seekRow(IResultSetHelper::BOOKMARK, *m_aFileSetIter, m_nFilePos);
1022 bool bOK = true;
1023 // Determine the number of further Fetches
1024 while (bOK && m_nRowPos >= (sal_Int32)m_pFileSet->get().size())
1026 if (m_pEvaluationKeySet)
1028 if (m_nRowPos >= (sal_Int32)m_pEvaluationKeySet->size())
1029 return false;
1030 else if (m_nRowPos == 0)
1032 m_aEvaluateIter = m_pEvaluationKeySet->begin();
1033 bOK = ExecuteRow(IResultSetHelper::BOOKMARK,*m_aEvaluateIter,true, bRetrieveData);
1035 else
1037 ++m_aEvaluateIter;
1038 bOK = ExecuteRow(IResultSetHelper::BOOKMARK,*m_aEvaluateIter,true, bRetrieveData);
1041 else
1042 bOK = ExecuteRow(IResultSetHelper::NEXT,1,true, false);//bRetrieveData);
1045 if (bOK)
1047 // read the results again
1048 m_pTable->fetchRow(m_aRow, *(m_pTable->getTableColumns()), true,bRetrieveData);
1050 // now set the bookmark for outside
1051 *(*m_aRow->get().begin()) = sal_Int32(m_nRowPos + 1);
1053 if ( (bRetrieveData || m_pSQLAnalyzer->hasRestriction()) && m_pSQLAnalyzer->hasFunctions() )
1055 m_pSQLAnalyzer->setSelectionEvaluationResult(m_aSelectRow,m_aColMapping);
1058 else if (!m_pFileSet->isFrozen()) // no valid record found
1060 m_pFileSet->setFrozen();
1061 m_pEvaluationKeySet = NULL;
1062 goto Error;
1068 else if (m_aSQLIterator.getStatementType() == SQL_STATEMENT_SELECT && isCount())
1070 // Fetch the COUNT(*)
1071 switch (eCursorPosition)
1073 case IResultSetHelper::NEXT:
1074 ++m_nRowPos;
1075 break;
1076 case IResultSetHelper::PRIOR:
1077 --m_nRowPos;
1078 break;
1079 case IResultSetHelper::FIRST:
1080 m_nRowPos = 0;
1081 break;
1082 case IResultSetHelper::LAST:
1083 m_nRowPos = 0;
1084 break;
1085 case IResultSetHelper::RELATIVE:
1086 m_nRowPos += nOffset;
1087 break;
1088 case IResultSetHelper::ABSOLUTE:
1089 case IResultSetHelper::BOOKMARK:
1090 m_nRowPos = nOffset - 1;
1091 break;
1094 if ( m_nRowPos < 0 )
1095 goto Error;
1096 else if (m_nRowPos == 0)
1098 // put COUNT(*) in result-row
1099 // (must be the first and only variable in the row)
1100 if (m_aRow->get().size() >= 2)
1102 *(m_aRow->get())[1] = m_nRowCountResult;
1103 *(m_aRow->get())[0] = sal_Int32(1);
1104 (m_aRow->get())[1]->setBound(true);
1105 (m_aSelectRow->get())[1] = (m_aRow->get())[1];
1108 else
1110 m_bEOF = true;
1111 m_nRowPos = 1;
1112 return false;
1115 else
1116 // Fetch only possible at SELECT!
1117 return false;
1119 return true;
1121 Error:
1122 // is the Cursor positioned before the first row
1123 // then the position will be maintained
1124 if (nTempPos == -1)
1125 m_nRowPos = nTempPos;
1126 else
1128 switch(eCursorPosition)
1130 case IResultSetHelper::PRIOR:
1131 case IResultSetHelper::FIRST:
1132 m_nRowPos = -1;
1133 break;
1134 case IResultSetHelper::LAST:
1135 case IResultSetHelper::NEXT:
1136 case IResultSetHelper::ABSOLUTE:
1137 case IResultSetHelper::RELATIVE:
1138 if (nOffset > 0)
1139 m_nRowPos = m_pFileSet.is() ? (sal_Int32)m_pFileSet->get().size() : -1;
1140 else if (nOffset < 0)
1141 m_nRowPos = -1;
1142 break;
1143 case IResultSetHelper::BOOKMARK:
1144 m_nRowPos = nTempPos; // last Position
1147 return false;
1150 void OResultSet::sortRows()
1152 if (!m_pSQLAnalyzer->hasRestriction() && m_aOrderbyColumnNumber.size() == 1)
1154 // is just one field given for sorting
1155 // and this field is indexed, then the Index will be used
1156 Reference<XIndexesSupplier> xIndexSup;
1157 m_pTable->queryInterface(::getCppuType((const Reference<XIndexesSupplier>*)0)) >>= xIndexSup;
1159 Reference<XIndexAccess> xIndexes;
1160 if(xIndexSup.is())
1162 xIndexes.set(xIndexSup->getIndexes(),UNO_QUERY);
1163 Reference<XPropertySet> xColProp;
1164 if(m_aOrderbyColumnNumber[0] < xIndexes->getCount())
1166 xColProp.set(xIndexes->getByIndex(m_aOrderbyColumnNumber[0]),UNO_QUERY);
1167 // iterate through the indexes to find the matching column
1168 const sal_Int32 nCount = xIndexes->getCount();
1169 for(sal_Int32 i=0; i < nCount;++i)
1171 Reference<XColumnsSupplier> xIndex(xIndexes->getByIndex(i),UNO_QUERY);
1172 Reference<XNameAccess> xIndexCols = xIndex->getColumns();
1173 if(xIndexCols->hasByName(comphelper::getString(xColProp->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)))))
1175 m_pFileSet = new OKeySet();
1177 if(fillIndexValues(xIndex))
1178 return;
1185 OSortIndex::TKeyTypeVector eKeyType(m_aOrderbyColumnNumber.size());
1186 ::std::vector<sal_Int32>::iterator aOrderByIter = m_aOrderbyColumnNumber.begin();
1187 for (::std::vector<sal_Int16>::size_type i=0;aOrderByIter != m_aOrderbyColumnNumber.end(); ++aOrderByIter,++i)
1189 OSL_ENSURE((sal_Int32)m_aSelectRow->get().size() > *aOrderByIter,"Invalid Index");
1190 switch ((*(m_aSelectRow->get().begin()+*aOrderByIter))->getValue().getTypeKind())
1192 case DataType::CHAR:
1193 case DataType::VARCHAR:
1194 case DataType::LONGVARCHAR:
1195 eKeyType[i] = SQL_ORDERBYKEY_STRING;
1196 break;
1198 case DataType::OTHER:
1199 case DataType::TINYINT:
1200 case DataType::SMALLINT:
1201 case DataType::INTEGER:
1202 case DataType::DECIMAL:
1203 case DataType::NUMERIC:
1204 case DataType::REAL:
1205 case DataType::DOUBLE:
1206 case DataType::DATE:
1207 case DataType::TIME:
1208 case DataType::TIMESTAMP:
1209 case DataType::BIT:
1210 eKeyType[i] = SQL_ORDERBYKEY_DOUBLE;
1211 break;
1213 // Other types aren't implemented (so they are always FALSE)
1214 default:
1215 eKeyType[i] = SQL_ORDERBYKEY_NONE;
1216 SAL_WARN( "connectivity.drivers","OFILECursor::Execute: Datentyp nicht implementiert");
1217 break;
1219 (m_aSelectRow->get())[*aOrderByIter]->setBound(true);
1222 m_pSortIndex = new OSortIndex(eKeyType,m_aOrderbyAscending);
1224 if (m_pEvaluationKeySet)
1226 m_aEvaluateIter = m_pEvaluationKeySet->begin();
1228 while (m_aEvaluateIter != m_pEvaluationKeySet->end())
1230 ExecuteRow(IResultSetHelper::BOOKMARK,(*m_aEvaluateIter),true);
1231 ++m_aEvaluateIter;
1234 else
1236 while ( ExecuteRow( IResultSetHelper::NEXT, 1, false, true ) )
1238 m_aSelectRow->get()[0]->setValue( m_aRow->get()[0]->getValue() );
1239 if ( m_pSQLAnalyzer->hasFunctions() )
1240 m_pSQLAnalyzer->setSelectionEvaluationResult( m_aSelectRow, m_aColMapping );
1241 const sal_Int32 nBookmark = (*m_aRow->get().begin())->getValue();
1242 ExecuteRow( IResultSetHelper::BOOKMARK, nBookmark, true, false );
1246 // create sorted Keyset
1247 m_pEvaluationKeySet = NULL;
1248 m_pFileSet = NULL;
1249 m_pFileSet = m_pSortIndex->CreateKeySet();
1250 DELETEZ(m_pSortIndex);
1251 // now access to a sorted set is possible via Index
1256 bool OResultSet::OpenImpl()
1258 OSL_ENSURE(m_pSQLAnalyzer,"No analyzer set with setSqlAnalyzer!");
1259 if(!m_pTable)
1261 const OSQLTables& xTabs = m_aSQLIterator.getTables();
1262 if ((xTabs.begin() == xTabs.end()) || !xTabs.begin()->second.is())
1263 lcl_throwError(STR_QUERY_TOO_COMPLEX,*this);
1265 if ( xTabs.size() > 1 || m_aSQLIterator.hasErrors() )
1266 lcl_throwError(STR_QUERY_MORE_TABLES,*this);
1268 OSQLTable xTable = xTabs.begin()->second;
1269 m_xColumns = m_aSQLIterator.getSelectColumns();
1271 m_xColNames = xTable->getColumns();
1272 m_xColsIdx.set(m_xColNames,UNO_QUERY);
1273 doTableSpecials(xTable);
1274 Reference<XComponent> xComp(xTable,UNO_QUERY);
1275 if(xComp.is())
1276 xComp->addEventListener(this);
1279 m_pTable->refreshHeader();
1281 sal_Int32 nColumnCount = m_xColsIdx->getCount();
1283 initializeRow(m_aRow,nColumnCount);
1284 initializeRow(m_aEvaluateRow,nColumnCount);
1285 initializeRow(m_aInsertRow,nColumnCount);
1288 m_nResultSetConcurrency = (m_pTable->isReadOnly() || isCount()) ? ResultSetConcurrency::READ_ONLY : ResultSetConcurrency::UPDATABLE;
1290 // create new Index:
1291 m_pFileSet = NULL;
1293 // position at the beginning
1294 m_nRowPos = -1;
1295 m_nFilePos = 0;
1296 m_nRowCountResult = -1;
1298 m_nLastVisitedPos = m_pTable->getCurrentLastPos();
1300 switch(m_aSQLIterator.getStatementType())
1302 case SQL_STATEMENT_SELECT:
1304 if(isCount())
1306 if(m_xColumns->get().size() > 1)
1307 lcl_throwError(STR_QUERY_COMPLEX_COUNT,*this);
1309 m_nRowCountResult = 0;
1310 // for now simply iterate over all rows and
1311 // do all actions (or just count)
1313 bool bOK = true;
1314 if (m_pEvaluationKeySet)
1316 m_aEvaluateIter = m_pEvaluationKeySet->begin();
1317 bOK = m_aEvaluateIter == m_pEvaluationKeySet->end();
1320 while (bOK)
1322 if (m_pEvaluationKeySet)
1323 ExecuteRow(IResultSetHelper::BOOKMARK,(*m_aEvaluateIter),true);
1324 else
1325 bOK = ExecuteRow(IResultSetHelper::NEXT,1,true);
1327 if (bOK)
1329 m_nRowCountResult++;
1330 if(m_pEvaluationKeySet)
1332 ++m_aEvaluateIter;
1333 bOK = m_aEvaluateIter == m_pEvaluationKeySet->end();
1338 // save result of COUNT(*) in m_nRowCountResult.
1339 // nRowCount (number of Rows in the result) = 1 for this request!
1340 m_pEvaluationKeySet = NULL;
1343 else
1345 bool bDistinct = false;
1346 assert(m_pParseTree != 0);
1347 OSQLParseNode *pDistinct = m_pParseTree->getChild(1);
1349 assert(m_aOrderbyColumnNumber.size() ==
1350 m_aOrderbyAscending.size());
1351 if (pDistinct && pDistinct->getTokenID() == SQL_TOKEN_DISTINCT )
1353 // To eliminate duplicates we need to sort on all columns.
1354 // This is not a problem because the SQL spec says that the
1355 // order of columns that are not specified in ORDER BY
1356 // clause is undefined, so it doesn't hurt to sort on
1357 // these; pad the vectors to include them.
1358 for (sal_Int32 i = 1; // 0: bookmark (see setBoundedColumns)
1359 static_cast<size_t>(i) < m_aColMapping.size(); ++i)
1361 if (::std::find(m_aOrderbyColumnNumber.begin(),
1362 m_aOrderbyColumnNumber.end(), i)
1363 == m_aOrderbyColumnNumber.end())
1365 m_aOrderbyColumnNumber.push_back(i);
1366 // ASC or DESC doesn't matter
1367 m_aOrderbyAscending.push_back(SQL_ASC);
1370 bDistinct = true;
1373 if (IsSorted())
1374 sortRows();
1376 if (!m_pFileSet.is())
1378 m_pFileSet = new OKeySet();
1380 if (!m_pSQLAnalyzer->hasRestriction())
1381 // now the Keyset can be filled!
1382 // But be careful: It is assumed, that the FilePositions will be stored as sequence 1..n
1384 if ( m_nLastVisitedPos > 0)
1385 m_pFileSet->get().reserve( m_nLastVisitedPos );
1386 for (sal_Int32 i = 0; i < m_nLastVisitedPos; i++)
1387 m_pFileSet->get().push_back(i + 1);
1390 OSL_ENSURE(m_pFileSet.is(),"Kein KeySet vorhanden! :-(");
1392 if(bDistinct && m_pFileSet.is())
1394 OValueRow aSearchRow = new OValueVector(m_aRow->get().size());
1395 OValueRefVector::Vector::iterator aRowIter = m_aRow->get().begin();
1396 OValueVector::Vector::iterator aSearchIter = aSearchRow->get().begin();
1397 for ( ++aRowIter,++aSearchIter; // the first column is the bookmark column
1398 aRowIter != m_aRow->get().end();
1399 ++aRowIter,++aSearchIter)
1400 aSearchIter->setBound((*aRowIter)->isBound());
1402 size_t nMaxRow = m_pFileSet->get().size();
1404 if (nMaxRow)
1406 #if OSL_DEBUG_LEVEL > 1
1407 sal_Int32 nFound=0;
1408 #endif
1409 sal_Int32 nPos;
1410 sal_Int32 nKey;
1412 for( size_t j = nMaxRow-1; j > 0; --j)
1414 nPos = (m_pFileSet->get())[j];
1415 ExecuteRow(IResultSetHelper::BOOKMARK,nPos,false);
1416 m_pSQLAnalyzer->setSelectionEvaluationResult(m_aSelectRow,m_aColMapping);
1417 { // copy row values
1418 OValueRefVector::Vector::iterator copyFrom = m_aSelectRow->get().begin();
1419 OValueVector::Vector::iterator copyTo = aSearchRow->get().begin();
1420 for ( ++copyFrom,++copyTo; // the first column is the bookmark column
1421 copyFrom != m_aSelectRow->get().end();
1422 ++copyFrom,++copyTo)
1423 *copyTo = *(*copyFrom);
1426 // compare with next row
1427 nKey = (m_pFileSet->get())[j-1];
1428 ExecuteRow(IResultSetHelper::BOOKMARK,nKey,false);
1429 m_pSQLAnalyzer->setSelectionEvaluationResult(m_aSelectRow,m_aColMapping);
1430 OValueRefVector::Vector::iterator loopInRow = m_aSelectRow->get().begin();
1431 OValueVector::Vector::iterator existentInSearchRow = aSearchRow->get().begin();
1432 for ( ++loopInRow,++existentInSearchRow; // the first column is the bookmark column
1433 loopInRow != m_aSelectRow->get().end();
1434 ++loopInRow,++existentInSearchRow)
1436 if ( (*loopInRow)->isBound() && !( *(*loopInRow) == *existentInSearchRow) )
1437 break;
1440 if(loopInRow == m_aSelectRow->get().end())
1441 (m_pFileSet->get())[j] = 0; // Rows match -- Mark for deletion by setting key to 0
1442 #if OSL_DEBUG_LEVEL > 1
1443 else
1444 nFound++;
1445 #endif
1448 m_pFileSet->get().erase(::std::remove_if(m_pFileSet->get().begin(),m_pFileSet->get().end(),
1449 ::std::bind2nd(::std::equal_to<sal_Int32>(),0))
1450 ,m_pFileSet->get().end());
1454 } break;
1456 case SQL_STATEMENT_UPDATE:
1457 case SQL_STATEMENT_DELETE:
1458 // during processing count the number of processed Rows
1459 m_nRowCountResult = 0;
1460 // for now simply iterate over all rows and
1461 // run the actions (or simply count):
1464 bool bOK = true;
1465 if (m_pEvaluationKeySet)
1467 m_aEvaluateIter = m_pEvaluationKeySet->begin();
1468 bOK = m_aEvaluateIter == m_pEvaluationKeySet->end();
1471 while (bOK)
1473 if (m_pEvaluationKeySet)
1474 ExecuteRow(IResultSetHelper::BOOKMARK,(*m_aEvaluateIter),true);
1475 else
1476 bOK = ExecuteRow(IResultSetHelper::NEXT,1,true);
1478 if (bOK)
1480 m_nRowCountResult++;
1481 if(m_pEvaluationKeySet)
1483 ++m_aEvaluateIter;
1484 bOK = m_aEvaluateIter == m_pEvaluationKeySet->end();
1489 // save result of COUNT(*) in nRowCountResult.
1490 // nRowCount (number of rows in the result-set) = 1 for this request!
1491 m_pEvaluationKeySet = NULL;
1493 break;
1494 case SQL_STATEMENT_INSERT:
1495 m_nRowCountResult = 0;
1497 OSL_ENSURE(m_aAssignValues.is(),"No assign values set!");
1498 if(!m_pTable->InsertRow(*m_aAssignValues, true,m_xColsIdx))
1500 m_nFilePos = 0;
1501 return false;
1504 m_nRowCountResult = 1;
1505 break;
1506 default:
1507 SAL_WARN( "connectivity.drivers", "OResultSet::OpenImpl: unsupported statement type!" );
1508 break;
1511 // reset FilePos
1512 m_nFilePos = 0;
1514 return true;
1517 Sequence< sal_Int8 > OResultSet::getUnoTunnelImplementationId()
1519 static ::cppu::OImplementationId * pId = 0;
1520 if (! pId)
1522 ::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
1523 if (! pId)
1525 static ::cppu::OImplementationId aId;
1526 pId = &aId;
1529 return pId->getImplementationId();
1532 // com::sun::star::lang::XUnoTunnel
1534 sal_Int64 OResultSet::getSomething( const Sequence< sal_Int8 > & rId ) throw (RuntimeException, std::exception)
1536 return (rId.getLength() == 16 && 0 == memcmp(getUnoTunnelImplementationId().getConstArray(), rId.getConstArray(), 16 ) )
1537 ? reinterpret_cast< sal_Int64 >( this )
1538 : 0;
1541 void OResultSet::setBoundedColumns(const OValueRefRow& _rRow,
1542 const OValueRefRow& _rSelectRow,
1543 const ::rtl::Reference<connectivity::OSQLColumns>& _rxColumns,
1544 const Reference<XIndexAccess>& _xNames,
1545 bool _bSetColumnMapping,
1546 const Reference<XDatabaseMetaData>& _xMetaData,
1547 ::std::vector<sal_Int32>& _rColMapping)
1549 ::comphelper::UStringMixEqual aCase(_xMetaData->supportsMixedCaseQuotedIdentifiers());
1551 Reference<XPropertySet> xTableColumn;
1552 OUString sTableColumnName, sSelectColumnRealName;
1554 const OUString sName = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME);
1555 const OUString sRealName = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_REALNAME);
1556 const OUString sType = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE);
1558 typedef ::std::map<OSQLColumns::Vector::iterator,sal_Bool> IterMap;
1559 IterMap aSelectIters;
1560 OValueRefVector::Vector::iterator aRowIter = _rRow->get().begin()+1;
1561 for (sal_Int32 i=0; // the first column is the bookmark column
1562 aRowIter != _rRow->get().end();
1563 ++i, ++aRowIter
1566 (*aRowIter)->setBound(false);
1569 // get the table column and its name
1570 _xNames->getByIndex(i) >>= xTableColumn;
1571 OSL_ENSURE(xTableColumn.is(), "OResultSet::setBoundedColumns: invalid table column!");
1572 if (xTableColumn.is())
1573 xTableColumn->getPropertyValue(sName) >>= sTableColumnName;
1574 else
1575 sTableColumnName = OUString();
1577 // look if we have such a select column
1578 // TODO: would like to have a O(log n) search here ...
1579 for ( OSQLColumns::Vector::iterator aIter = _rxColumns->get().begin();
1580 aIter != _rxColumns->get().end();
1581 ++aIter
1584 if((*aIter)->getPropertySetInfo()->hasPropertyByName(sRealName))
1585 (*aIter)->getPropertyValue(sRealName) >>= sSelectColumnRealName;
1586 else
1587 (*aIter)->getPropertyValue(sName) >>= sSelectColumnRealName;
1589 if ( aCase(sTableColumnName, sSelectColumnRealName) && !(*aRowIter)->isBound() && aSelectIters.end() == aSelectIters.find(aIter) )
1591 aSelectIters.insert(IterMap::value_type(aIter,sal_True));
1592 if(_bSetColumnMapping)
1594 sal_Int32 nSelectColumnPos = aIter - _rxColumns->get().begin() + 1;
1595 // the getXXX methods are 1-based ...
1596 sal_Int32 nTableColumnPos = i + 1;
1597 // get first table column is the bookmark column ...
1598 _rColMapping[nSelectColumnPos] = nTableColumnPos;
1599 (_rSelectRow->get())[nSelectColumnPos] = *aRowIter;
1602 (*aRowIter)->setBound(true);
1603 sal_Int32 nType = DataType::OTHER;
1604 if (xTableColumn.is())
1605 xTableColumn->getPropertyValue(sType) >>= nType;
1606 (*aRowIter)->setTypeKind(nType);
1608 break;
1612 catch (Exception&)
1614 SAL_WARN( "connectivity.drivers","OResultSet::setBoundedColumns: caught an Exception!");
1617 // in this case we got more select columns as columns exist in the table
1618 if ( _bSetColumnMapping && aSelectIters.size() != _rColMapping.size() )
1620 Reference<XNameAccess> xNameAccess(_xNames,UNO_QUERY);
1621 Sequence< OUString > aSelectColumns = xNameAccess->getElementNames();
1623 for ( OSQLColumns::Vector::iterator aIter = _rxColumns->get().begin();
1624 aIter != _rxColumns->get().end();
1625 ++aIter
1628 if ( aSelectIters.end() == aSelectIters.find(aIter) )
1630 if ( (*aIter)->getPropertySetInfo()->hasPropertyByName(sRealName) )
1631 (*aIter)->getPropertyValue(sRealName) >>= sSelectColumnRealName;
1632 else
1633 (*aIter)->getPropertyValue(sName) >>= sSelectColumnRealName;
1635 if ( xNameAccess->hasByName( sSelectColumnRealName ) )
1637 aSelectIters.insert(IterMap::value_type(aIter,sal_True));
1638 sal_Int32 nSelectColumnPos = aIter - _rxColumns->get().begin() + 1;
1639 const OUString* pBegin = aSelectColumns.getConstArray();
1640 const OUString* pEnd = pBegin + aSelectColumns.getLength();
1641 for(sal_Int32 i=0;pBegin != pEnd;++pBegin,++i)
1643 if ( aCase(*pBegin, sSelectColumnRealName) )
1645 // the getXXX methods are 1-based ...
1646 sal_Int32 nTableColumnPos = i + 1;
1647 // get first table column is the bookmark column ...
1648 _rColMapping[nSelectColumnPos] = nTableColumnPos;
1649 (_rSelectRow->get())[nSelectColumnPos] = (_rRow->get())[nTableColumnPos];
1650 break;
1659 void SAL_CALL OResultSet::acquire() throw()
1661 OResultSet_BASE::acquire();
1664 void SAL_CALL OResultSet::release() throw()
1666 OResultSet_BASE::release();
1669 Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL OResultSet::getPropertySetInfo( ) throw(RuntimeException, std::exception)
1671 return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
1674 void OResultSet::doTableSpecials(const OSQLTable& _xTable)
1676 Reference< ::com::sun::star::lang::XUnoTunnel> xTunnel(_xTable,UNO_QUERY);
1677 if(xTunnel.is())
1679 m_pTable = reinterpret_cast< OFileTable* >( xTunnel->getSomething(OFileTable::getUnoTunnelImplementationId()) );
1680 if(m_pTable)
1681 m_pTable->acquire();
1685 void OResultSet::clearInsertRow()
1687 m_aRow->setDeleted(false); // set to false here because this is the new row
1688 OValueRefVector::Vector::iterator aIter = m_aInsertRow->get().begin();
1689 const OValueRefVector::Vector::iterator aEnd = m_aInsertRow->get().end();
1690 for(sal_Int32 nPos = 0;aIter != aEnd;++aIter,++nPos)
1692 ORowSetValueDecoratorRef& rValue = (*aIter);
1693 if ( rValue->isBound() )
1695 (m_aRow->get())[nPos]->setValue( (*aIter)->getValue() );
1697 rValue->setBound(nPos == 0);
1698 rValue->setModified(false);
1699 rValue->setNull();
1703 void OResultSet::initializeRow(OValueRefRow& _rRow,sal_Int32 _nColumnCount)
1705 if(!_rRow.is())
1707 _rRow = new OValueRefVector(_nColumnCount);
1708 (_rRow->get())[0]->setBound(true);
1709 ::std::for_each(_rRow->get().begin()+1,_rRow->get().end(),TSetRefBound(false));
1713 bool OResultSet::fillIndexValues(const Reference< XColumnsSupplier> &/*_xIndex*/)
1715 return false;
1718 bool OResultSet::move(IResultSetHelper::Movement _eCursorPosition, sal_Int32 _nOffset, bool _bRetrieveData)
1720 return Move(_eCursorPosition,_nOffset,_bRetrieveData);
1723 sal_Int32 OResultSet::getDriverPos() const
1725 return (m_aRow->get())[0]->getValue();
1728 bool OResultSet::deletedVisible() const
1730 return m_bShowDeleted;
1733 bool OResultSet::isRowDeleted() const
1735 return m_aRow->isDeleted();
1738 void SAL_CALL OResultSet::disposing( const EventObject& Source ) throw (RuntimeException, std::exception)
1740 Reference<XPropertySet> xProp = m_pTable;
1741 if(m_pTable && Source.Source == xProp)
1743 m_pTable->release();
1744 m_pTable = NULL;
1749 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */