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-rw-r--r--connectivity/source/drivers/file/FStatement.cxx710
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <o3tl/safeint.hxx>
+#include <osl/diagnose.h>
+#include <file/FStatement.hxx>
+#include <file/FConnection.hxx>
+#include <sqlbison.hxx>
+#include <file/FDriver.hxx>
+#include <file/FResultSet.hxx>
+#include <sal/log.hxx>
+#include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
+#include <com/sun/star/sdbc/ResultSetType.hpp>
+#include <com/sun/star/sdbc/FetchDirection.hpp>
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <comphelper/sequence.hxx>
+#include <cppuhelper/typeprovider.hxx>
+#include <comphelper/types.hxx>
+#include <connectivity/dbexception.hxx>
+#include <strings.hrc>
+#include <algorithm>
+
+namespace connectivity::file
+{
+
+
+using namespace dbtools;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::beans;
+using namespace com::sun::star::sdbc;
+using namespace com::sun::star::sdbcx;
+using namespace com::sun::star::container;
+
+OStatement_Base::OStatement_Base(OConnection* _pConnection )
+ :OStatement_BASE(m_aMutex)
+ ,::comphelper::OPropertyContainer(OStatement_BASE::rBHelper)
+ ,m_xDBMetaData(_pConnection->getMetaData())
+ ,m_aParser( _pConnection->getDriver()->getComponentContext() )
+ ,m_aSQLIterator( _pConnection, _pConnection->createCatalog()->getTables(), m_aParser )
+ ,m_pConnection(_pConnection)
+ ,m_pParseTree(nullptr)
+ ,m_nMaxFieldSize(0)
+ ,m_nMaxRows(0)
+ ,m_nQueryTimeOut(0)
+ ,m_nFetchSize(0)
+ ,m_nResultSetType(ResultSetType::FORWARD_ONLY)
+ ,m_nFetchDirection(FetchDirection::FORWARD)
+ ,m_nResultSetConcurrency(ResultSetConcurrency::UPDATABLE)
+ ,m_bEscapeProcessing(true)
+{
+ sal_Int32 nAttrib = 0;
+
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_CURSORNAME), PROPERTY_ID_CURSORNAME, nAttrib,&m_aCursorName, ::cppu::UnoType<OUString>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_MAXFIELDSIZE), PROPERTY_ID_MAXFIELDSIZE, nAttrib,&m_nMaxFieldSize, ::cppu::UnoType<sal_Int32>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_MAXROWS), PROPERTY_ID_MAXROWS, nAttrib,&m_nMaxRows, ::cppu::UnoType<sal_Int32>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_QUERYTIMEOUT), PROPERTY_ID_QUERYTIMEOUT, nAttrib,&m_nQueryTimeOut, ::cppu::UnoType<sal_Int32>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHSIZE), PROPERTY_ID_FETCHSIZE, nAttrib,&m_nFetchSize, ::cppu::UnoType<sal_Int32>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETTYPE), PROPERTY_ID_RESULTSETTYPE, nAttrib,&m_nResultSetType, ::cppu::UnoType<sal_Int32>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHDIRECTION), PROPERTY_ID_FETCHDIRECTION, nAttrib,&m_nFetchDirection, ::cppu::UnoType<sal_Int32>::get());
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ESCAPEPROCESSING),PROPERTY_ID_ESCAPEPROCESSING, nAttrib,&m_bEscapeProcessing,cppu::UnoType<bool>::get());
+
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETCONCURRENCY), PROPERTY_ID_RESULTSETCONCURRENCY, nAttrib,&m_nResultSetConcurrency, ::cppu::UnoType<sal_Int32>::get());
+}
+
+OStatement_Base::~OStatement_Base()
+{
+ osl_atomic_increment( &m_refCount );
+ disposing();
+}
+
+void OStatement_Base::disposeResultSet()
+{
+ SAL_INFO( "connectivity.drivers", "file Ocke.Janssen@sun.com OStatement_Base::disposeResultSet" );
+ // free the cursor if alive
+ Reference< XComponent > xComp(m_xResultSet.get(), UNO_QUERY);
+ assert(xComp.is() || !m_xResultSet.get().is());
+ if (xComp.is())
+ xComp->dispose();
+ m_xResultSet.clear();
+}
+
+void OStatement_BASE2::disposing()
+{
+ ::osl::MutexGuard aGuard(m_aMutex);
+
+ disposeResultSet();
+
+ if(m_pSQLAnalyzer)
+ m_pSQLAnalyzer->dispose();
+
+ if(m_aRow.is())
+ {
+ m_aRow->clear();
+ m_aRow = nullptr;
+ }
+
+ m_aSQLIterator.dispose();
+
+ m_pTable.clear();
+
+ m_pConnection.clear();
+
+ if ( m_pParseTree )
+ {
+ delete m_pParseTree;
+ m_pParseTree = nullptr;
+ }
+
+ OStatement_Base::disposing();
+}
+
+void SAL_CALL OStatement_Base::acquire() throw()
+{
+ OStatement_BASE::acquire();
+}
+
+void SAL_CALL OStatement_BASE2::release() throw()
+{
+ OStatement_BASE::release();
+}
+
+Any SAL_CALL OStatement_Base::queryInterface( const Type & rType )
+{
+ const Any aRet = OStatement_BASE::queryInterface(rType);
+ return aRet.hasValue() ? aRet : OPropertySetHelper::queryInterface(rType);
+}
+
+Sequence< Type > SAL_CALL OStatement_Base::getTypes( )
+{
+ ::cppu::OTypeCollection aTypes( cppu::UnoType<css::beans::XMultiPropertySet>::get(),
+ cppu::UnoType<css::beans::XFastPropertySet>::get(),
+ cppu::UnoType<css::beans::XPropertySet>::get());
+
+ return ::comphelper::concatSequences(aTypes.getTypes(),OStatement_BASE::getTypes());
+}
+
+
+void SAL_CALL OStatement_Base::cancel( )
+{
+}
+
+void SAL_CALL OStatement_Base::close()
+{
+ {
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OStatement_BASE::rBHelper.bDisposed);
+ }
+ dispose();
+}
+
+void OStatement_Base::closeResultSet()
+{
+ SAL_INFO( "connectivity.drivers", "file Ocke.Janssen@sun.com OStatement_Base::clearMyResultSet " );
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OStatement_BASE::rBHelper.bDisposed);
+
+ Reference< XCloseable > xCloseable(m_xResultSet.get(), UNO_QUERY);
+ assert(xCloseable.is() || !m_xResultSet.get().is());
+ if (xCloseable.is())
+ {
+ try
+ {
+ xCloseable->close();
+ }
+ catch( const DisposedException& ) { }
+ }
+
+ m_xResultSet.clear();
+}
+
+Any SAL_CALL OStatement_Base::getWarnings( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OStatement_BASE::rBHelper.bDisposed);
+
+ return makeAny(m_aLastWarning);
+}
+
+void SAL_CALL OStatement_Base::clearWarnings( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OStatement_BASE::rBHelper.bDisposed);
+
+ m_aLastWarning = SQLWarning();
+}
+
+::cppu::IPropertyArrayHelper* OStatement_Base::createArrayHelper( ) const
+{
+ Sequence< Property > aProps;
+ describeProperties(aProps);
+ return new ::cppu::OPropertyArrayHelper(aProps);
+}
+
+
+::cppu::IPropertyArrayHelper & OStatement_Base::getInfoHelper()
+{
+ return *getArrayHelper();
+}
+
+OResultSet* OStatement::createResultSet()
+{
+ return new OResultSet(this,m_aSQLIterator);
+}
+
+IMPLEMENT_SERVICE_INFO(OStatement,"com.sun.star.sdbc.driver.file.Statement","com.sun.star.sdbc.Statement");
+
+void SAL_CALL OStatement::acquire() throw()
+{
+ OStatement_BASE2::acquire();
+}
+
+void SAL_CALL OStatement::release() throw()
+{
+ OStatement_BASE2::release();
+}
+
+
+sal_Bool SAL_CALL OStatement::execute( const OUString& sql )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ executeQuery(sql);
+
+ return m_aSQLIterator.getStatementType() == OSQLStatementType::Select;
+}
+
+
+Reference< XResultSet > SAL_CALL OStatement::executeQuery( const OUString& sql )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OStatement_BASE::rBHelper.bDisposed);
+
+ construct(sql);
+ Reference< XResultSet > xRS;
+ OResultSet* pResult = createResultSet();
+ xRS = pResult;
+ initializeResultSet(pResult);
+ m_xResultSet = xRS;
+
+ pResult->OpenImpl();
+
+ return xRS;
+}
+
+Reference< XConnection > SAL_CALL OStatement::getConnection( )
+{
+ return Reference< XConnection >(m_pConnection.get());
+}
+
+sal_Int32 SAL_CALL OStatement::executeUpdate( const OUString& sql )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OStatement_BASE::rBHelper.bDisposed);
+
+
+ construct(sql);
+ rtl::Reference<OResultSet> pResult = createResultSet();
+ initializeResultSet(pResult.get());
+ pResult->OpenImpl();
+
+ return pResult->getRowCountResult();
+}
+
+
+void SAL_CALL OStatement_Base::disposing()
+{
+ if(m_aEvaluateRow.is())
+ {
+ m_aEvaluateRow->clear();
+ m_aEvaluateRow = nullptr;
+ }
+ OStatement_BASE::disposing();
+}
+
+Reference< css::beans::XPropertySetInfo > SAL_CALL OStatement_Base::getPropertySetInfo( )
+{
+ return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
+}
+
+Any SAL_CALL OStatement::queryInterface( const Type & rType )
+{
+ Any aRet = OStatement_XStatement::queryInterface( rType);
+ return aRet.hasValue() ? aRet : OStatement_BASE2::queryInterface( rType);
+}
+
+void OStatement_Base::anylizeSQL()
+{
+ OSL_ENSURE(m_pSQLAnalyzer,"OResultSet::anylizeSQL: Analyzer isn't set!");
+ // start analysing the statement
+ m_pSQLAnalyzer->setOrigColumns(m_xColNames);
+ m_pSQLAnalyzer->start(m_pParseTree);
+
+ const OSQLParseNode* pOrderbyClause = m_aSQLIterator.getOrderTree();
+ if(!pOrderbyClause)
+ return;
+
+ OSQLParseNode * pOrderingSpecCommalist = pOrderbyClause->getChild(2);
+ OSL_ENSURE(SQL_ISRULE(pOrderingSpecCommalist,ordering_spec_commalist),"OResultSet: Error in Parse Tree");
+
+ for (size_t m = 0; m < pOrderingSpecCommalist->count(); m++)
+ {
+ OSQLParseNode * pOrderingSpec = pOrderingSpecCommalist->getChild(m);
+ OSL_ENSURE(SQL_ISRULE(pOrderingSpec,ordering_spec),"OResultSet: Error in Parse Tree");
+ OSL_ENSURE(pOrderingSpec->count() == 2,"OResultSet: Error in Parse Tree");
+
+ OSQLParseNode * pColumnRef = pOrderingSpec->getChild(0);
+ if(!SQL_ISRULE(pColumnRef,column_ref))
+ {
+ throw SQLException();
+ }
+ OSQLParseNode * pAscendingDescending = pOrderingSpec->getChild(1);
+ setOrderbyColumn(pColumnRef,pAscendingDescending);
+ }
+}
+
+void OStatement_Base::setOrderbyColumn( OSQLParseNode const * pColumnRef,
+ OSQLParseNode const * pAscendingDescending)
+{
+ OUString aColumnName;
+ if (pColumnRef->count() == 1)
+ aColumnName = pColumnRef->getChild(0)->getTokenValue();
+ else if (pColumnRef->count() == 3)
+ {
+ pColumnRef->getChild(2)->parseNodeToStr( aColumnName, getOwnConnection(), nullptr, false, false );
+ }
+ else
+ {
+ throw SQLException();
+ }
+
+ Reference<XColumnLocate> xColLocate(m_xColNames,UNO_QUERY);
+ if(!xColLocate.is())
+ return;
+ // Everything tested and we have the name of the Column.
+ // What number is the Column?
+ ::rtl::Reference<OSQLColumns> aSelectColumns = m_aSQLIterator.getSelectColumns();
+ ::comphelper::UStringMixEqual aCase;
+ OSQLColumns::const_iterator aFind = ::connectivity::find(aSelectColumns->begin(),aSelectColumns->end(),aColumnName,aCase);
+ if ( aFind == aSelectColumns->end() )
+ throw SQLException();
+ m_aOrderbyColumnNumber.push_back((aFind - aSelectColumns->begin()) + 1);
+
+ // Ascending or Descending?
+ m_aOrderbyAscending.push_back(SQL_ISTOKEN(pAscendingDescending,DESC) ? TAscendingOrder::DESC : TAscendingOrder::ASC);
+}
+
+void OStatement_Base::construct(const OUString& sql)
+{
+ OUString aErr;
+ m_pParseTree = m_aParser.parseTree(aErr,sql).release();
+ if(!m_pParseTree)
+ throw SQLException(aErr,*this,OUString(),0,Any());
+
+ m_aSQLIterator.setParseTree(m_pParseTree);
+ m_aSQLIterator.traverseAll();
+ const OSQLTables& rTabs = m_aSQLIterator.getTables();
+
+ // sanity checks
+ if ( rTabs.empty() )
+ // no tables -> nothing to operate on -> error
+ m_pConnection->throwGenericSQLException(STR_QUERY_NO_TABLE,*this);
+
+ if ( rTabs.size() > 1 || m_aSQLIterator.hasErrors() )
+ // more than one table -> can't operate on them -> error
+ m_pConnection->throwGenericSQLException(STR_QUERY_MORE_TABLES,*this);
+
+ if ( (m_aSQLIterator.getStatementType() == OSQLStatementType::Select) && m_aSQLIterator.getSelectColumns()->empty() )
+ // SELECT statement without columns -> error
+ m_pConnection->throwGenericSQLException(STR_QUERY_NO_COLUMN,*this);
+
+ switch(m_aSQLIterator.getStatementType())
+ {
+ case OSQLStatementType::CreateTable:
+ case OSQLStatementType::OdbcCall:
+ case OSQLStatementType::Unknown:
+ m_pConnection->throwGenericSQLException(STR_QUERY_TOO_COMPLEX,*this);
+ break;
+ default:
+ break;
+ }
+
+ // at this moment we support only one table per select statement
+ Reference< css::lang::XUnoTunnel> xTunnel(rTabs.begin()->second,UNO_QUERY);
+ if(xTunnel.is())
+ {
+ m_pTable = reinterpret_cast<OFileTable*>(xTunnel->getSomething(OFileTable::getUnoTunnelId()));
+ }
+ OSL_ENSURE(m_pTable.is(),"No table!");
+ if ( m_pTable.is() )
+ m_xColNames = m_pTable->getColumns();
+ Reference<XIndexAccess> xNames(m_xColNames,UNO_QUERY);
+ // set the binding of the resultrow
+ m_aRow = new OValueRefVector(xNames->getCount());
+ (*m_aRow)[0]->setBound(true);
+ std::for_each(m_aRow->begin()+1,m_aRow->end(),TSetRefBound(false));
+
+ // set the binding of the resultrow
+ m_aEvaluateRow = new OValueRefVector(xNames->getCount());
+
+ (*m_aEvaluateRow)[0]->setBound(true);
+ std::for_each(m_aEvaluateRow->begin()+1,m_aEvaluateRow->end(),TSetRefBound(false));
+
+ // set the select row
+ m_aSelectRow = new OValueRefVector(m_aSQLIterator.getSelectColumns()->size());
+ std::for_each(m_aSelectRow->begin(),m_aSelectRow->end(),TSetRefBound(true));
+
+ // create the column mapping
+ createColumnMapping();
+
+ m_pSQLAnalyzer.reset( new OSQLAnalyzer(m_pConnection.get()) );
+
+ anylizeSQL();
+}
+
+void OStatement_Base::createColumnMapping()
+{
+ // initialize the column index map (mapping select columns to table columns)
+ ::rtl::Reference<connectivity::OSQLColumns> xColumns = m_aSQLIterator.getSelectColumns();
+ m_aColMapping.resize(xColumns->size() + 1);
+ for (sal_Int32 i=0; i<static_cast<sal_Int32>(m_aColMapping.size()); ++i)
+ m_aColMapping[i] = i;
+
+ Reference<XIndexAccess> xNames(m_xColNames,UNO_QUERY);
+ // now check which columns are bound
+ OResultSet::setBoundedColumns(m_aRow,m_aSelectRow,xColumns,xNames,true,m_xDBMetaData,m_aColMapping);
+}
+
+void OStatement_Base::initializeResultSet(OResultSet* _pResult)
+{
+ GetAssignValues();
+
+ _pResult->setSqlAnalyzer(m_pSQLAnalyzer.get());
+ _pResult->setOrderByColumns(m_aOrderbyColumnNumber);
+ _pResult->setOrderByAscending(m_aOrderbyAscending);
+ _pResult->setBindingRow(m_aRow);
+ _pResult->setColumnMapping(m_aColMapping);
+ _pResult->setEvaluationRow(m_aEvaluateRow);
+ _pResult->setAssignValues(m_aAssignValues);
+ _pResult->setSelectRow(m_aSelectRow);
+
+ m_pSQLAnalyzer->bindSelectRow(m_aRow);
+ m_pSQLAnalyzer->bindEvaluationRow(m_aEvaluateRow); // Set values in the code of the Compiler
+}
+
+void OStatement_Base::GetAssignValues()
+{
+ if (m_pParseTree == nullptr)
+ {
+ ::dbtools::throwFunctionSequenceException(*this);
+ return;
+ }
+
+ if (SQL_ISRULE(m_pParseTree,select_statement))
+ // no values have to be set for SELECT
+ return;
+ else if (SQL_ISRULE(m_pParseTree,insert_statement))
+ {
+ // Create Row for the values to be set (Reference through new)
+ if(m_aAssignValues.is())
+ m_aAssignValues->clear();
+ sal_Int32 nCount = Reference<XIndexAccess>(m_xColNames,UNO_QUERY_THROW)->getCount();
+ m_aAssignValues = new OAssignValues(nCount);
+ // unbound all
+ std::for_each(m_aAssignValues->begin()+1,m_aAssignValues->end(),TSetRefBound(false));
+
+ m_aParameterIndexes.resize(nCount+1,SQL_NO_PARAMETER);
+
+ // List of Column-Names, that exist in the column_commalist (separated by ;):
+ std::vector<OUString> aColumnNameList;
+
+ OSL_ENSURE(m_pParseTree->count() >= 4,"OResultSet: Error in Parse Tree");
+
+ OSQLParseNode * pOptColumnCommalist = m_pParseTree->getChild(3);
+ OSL_ENSURE(pOptColumnCommalist != nullptr,"OResultSet: Error in Parse Tree");
+ OSL_ENSURE(SQL_ISRULE(pOptColumnCommalist,opt_column_commalist),"OResultSet: Error in Parse Tree");
+ if (pOptColumnCommalist->count() == 0)
+ {
+ const Sequence< OUString>& aNames = m_xColNames->getElementNames();
+ const OUString* pBegin = aNames.getConstArray();
+ const OUString* pEnd = pBegin + aNames.getLength();
+ for (; pBegin != pEnd; ++pBegin)
+ aColumnNameList.push_back(*pBegin);
+ }
+ else
+ {
+ OSL_ENSURE(pOptColumnCommalist->count() == 3,"OResultSet: Error in Parse Tree");
+
+ OSQLParseNode * pColumnCommalist = pOptColumnCommalist->getChild(1);
+ OSL_ENSURE(pColumnCommalist != nullptr,"OResultSet: Error in Parse Tree");
+ OSL_ENSURE(SQL_ISRULE(pColumnCommalist,column_commalist),"OResultSet: Error in Parse Tree");
+ OSL_ENSURE(pColumnCommalist->count() > 0,"OResultSet: Error in Parse Tree");
+
+ // All Columns in the column_commalist ...
+ for (size_t i = 0; i < pColumnCommalist->count(); i++)
+ {
+ OSQLParseNode * pCol = pColumnCommalist->getChild(i);
+ OSL_ENSURE(pCol != nullptr,"OResultSet: Error in Parse Tree");
+ aColumnNameList.push_back(pCol->getTokenValue());
+ }
+ }
+ if ( aColumnNameList.empty() )
+ throwFunctionSequenceException(*this);
+
+ // Values ...
+ OSQLParseNode * pValuesOrQuerySpec = m_pParseTree->getChild(4);
+ OSL_ENSURE(pValuesOrQuerySpec != nullptr,"OResultSet: pValuesOrQuerySpec must not be NULL!");
+ OSL_ENSURE(SQL_ISRULE(pValuesOrQuerySpec,values_or_query_spec),"OResultSet: ! SQL_ISRULE(pValuesOrQuerySpec,values_or_query_spec)");
+ OSL_ENSURE(pValuesOrQuerySpec->count() > 0,"OResultSet: pValuesOrQuerySpec->count() <= 0");
+
+ // just "VALUES" is allowed ...
+ if (! SQL_ISTOKEN(pValuesOrQuerySpec->getChild(0),VALUES))
+ throwFunctionSequenceException(*this);
+
+ OSL_ENSURE(pValuesOrQuerySpec->count() == 4,"OResultSet: pValuesOrQuerySpec->count() != 4");
+
+ // List of values
+ OSQLParseNode * pInsertAtomCommalist = pValuesOrQuerySpec->getChild(2);
+ OSL_ENSURE(pInsertAtomCommalist != nullptr,"OResultSet: pInsertAtomCommalist must not be NULL!");
+ OSL_ENSURE(pInsertAtomCommalist->count() > 0,"OResultSet: pInsertAtomCommalist <= 0");
+
+ sal_Int32 nIndex=0;
+ for (size_t i = 0; i < pInsertAtomCommalist->count(); i++)
+ {
+ OSQLParseNode * pRow_Value_Const = pInsertAtomCommalist->getChild(i); // row_value_constructor
+ OSL_ENSURE(pRow_Value_Const != nullptr,"OResultSet: pRow_Value_Const must not be NULL!");
+ if(SQL_ISRULE(pRow_Value_Const,parameter))
+ {
+ ParseAssignValues(aColumnNameList,pRow_Value_Const,nIndex++); // only one Columnname allowed per loop
+ }
+ else if(pRow_Value_Const->isToken())
+ ParseAssignValues(aColumnNameList,pRow_Value_Const,i);
+ else
+ {
+ if(pRow_Value_Const->count() == aColumnNameList.size())
+ {
+ for (size_t j = 0; j < pRow_Value_Const->count(); ++j)
+ ParseAssignValues(aColumnNameList,pRow_Value_Const->getChild(j),nIndex++);
+ }
+ else
+ throwFunctionSequenceException(*this);
+ }
+ }
+ }
+ else if (SQL_ISRULE(m_pParseTree,update_statement_searched))
+ {
+ if(m_aAssignValues.is())
+ m_aAssignValues->clear();
+ sal_Int32 nCount = Reference<XIndexAccess>(m_xColNames,UNO_QUERY_THROW)->getCount();
+ m_aAssignValues = new OAssignValues(nCount);
+ // unbound all
+ std::for_each(m_aAssignValues->begin()+1,m_aAssignValues->end(),TSetRefBound(false));
+
+ m_aParameterIndexes.resize(nCount+1,SQL_NO_PARAMETER);
+
+ OSL_ENSURE(m_pParseTree->count() >= 4,"OResultSet: Error in Parse Tree");
+
+ OSQLParseNode * pAssignmentCommalist = m_pParseTree->getChild(3);
+ OSL_ENSURE(pAssignmentCommalist != nullptr,"OResultSet: pAssignmentCommalist == NULL");
+ OSL_ENSURE(SQL_ISRULE(pAssignmentCommalist,assignment_commalist),"OResultSet: Error in Parse Tree");
+ OSL_ENSURE(pAssignmentCommalist->count() > 0,"OResultSet: pAssignmentCommalist->count() <= 0");
+
+ // work on all assignments (commalist) ...
+ std::vector< OUString> aList(1);
+ for (size_t i = 0; i < pAssignmentCommalist->count(); i++)
+ {
+ OSQLParseNode * pAssignment = pAssignmentCommalist->getChild(i);
+ OSL_ENSURE(pAssignment != nullptr,"OResultSet: pAssignment == NULL");
+ OSL_ENSURE(SQL_ISRULE(pAssignment,assignment),"OResultSet: Error in Parse Tree");
+ OSL_ENSURE(pAssignment->count() == 3,"OResultSet: pAssignment->count() != 3");
+
+ OSQLParseNode * pCol = pAssignment->getChild(0);
+ OSL_ENSURE(pCol != nullptr,"OResultSet: pCol == NULL");
+
+ OSQLParseNode * pComp = pAssignment->getChild(1);
+ OSL_ENSURE(pComp != nullptr,"OResultSet: pComp == NULL");
+ OSL_ENSURE(pComp->getNodeType() == SQLNodeType::Equal,"OResultSet: pComp->getNodeType() != SQLNodeType::Comparison");
+ if (pComp->getTokenValue().toChar() != '=')
+ {
+ throwFunctionSequenceException(*this);
+ }
+
+ OSQLParseNode * pVal = pAssignment->getChild(2);
+ OSL_ENSURE(pVal != nullptr,"OResultSet: pVal == NULL");
+ aList[0] = pCol->getTokenValue();
+ ParseAssignValues(aList,pVal,0);
+ }
+
+ }
+}
+
+void OStatement_Base::ParseAssignValues(const std::vector< OUString>& aColumnNameList,OSQLParseNode* pRow_Value_Constructor_Elem, sal_Int32 nIndex)
+{
+ OSL_ENSURE(o3tl::make_unsigned(nIndex) <= aColumnNameList.size(),"SdbFileCursor::ParseAssignValues: nIndex > aColumnNameList.GetTokenCount()");
+ OUString aColumnName(aColumnNameList[nIndex]);
+ OSL_ENSURE(aColumnName.getLength() > 0,"OResultSet: Column-Name not found");
+ OSL_ENSURE(pRow_Value_Constructor_Elem != nullptr,"OResultSet: pRow_Value_Constructor_Elem must not be NULL!");
+
+ if (pRow_Value_Constructor_Elem->getNodeType() == SQLNodeType::String ||
+ pRow_Value_Constructor_Elem->getNodeType() == SQLNodeType::IntNum ||
+ pRow_Value_Constructor_Elem->getNodeType() == SQLNodeType::ApproxNum)
+ {
+ // set value:
+ SetAssignValue(aColumnName, pRow_Value_Constructor_Elem->getTokenValue());
+ }
+ else if (SQL_ISTOKEN(pRow_Value_Constructor_Elem,NULL))
+ {
+ // set NULL
+ SetAssignValue(aColumnName, OUString(), true);
+ }
+ else if (SQL_ISRULE(pRow_Value_Constructor_Elem,parameter))
+ parseParamterElem(aColumnName,pRow_Value_Constructor_Elem);
+ else
+ {
+ throwFunctionSequenceException(*this);
+ }
+}
+
+void OStatement_Base::SetAssignValue(const OUString& aColumnName,
+ const OUString& aValue,
+ bool bSetNull,
+ sal_uInt32 nParameter)
+{
+ Reference<XPropertySet> xCol;
+ m_xColNames->getByName(aColumnName) >>= xCol;
+ sal_Int32 nId = Reference<XColumnLocate>(m_xColNames,UNO_QUERY_THROW)->findColumn(aColumnName);
+ // does this column actually exist in the file?
+
+ if (!xCol.is())
+ {
+ // This Column doesn't exist!
+ throwFunctionSequenceException(*this);
+ }
+
+
+ // Everything tested and we have the names of the Column.
+ // Now allocate one Value, set the value and tie the value to the Row.
+ if (bSetNull)
+ (*m_aAssignValues)[nId]->setNull();
+ else
+ {
+ switch (::comphelper::getINT32(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE))))
+ {
+ // put criteria depending on the Type as String or double in the variable
+ case DataType::CHAR:
+ case DataType::VARCHAR:
+ case DataType::LONGVARCHAR:
+ *(*m_aAssignValues)[nId] = ORowSetValue(aValue);
+ //Characterset is already converted, since the entire statement was converted
+ break;
+
+ case DataType::BIT:
+ if (aValue.equalsIgnoreAsciiCase("TRUE") || aValue[0] == '1')
+ *(*m_aAssignValues)[nId] = true;
+ else if (aValue.equalsIgnoreAsciiCase("FALSE") || aValue[0] == '0')
+ *(*m_aAssignValues)[nId] = false;
+ else
+ throwFunctionSequenceException(*this);
+ break;
+ case DataType::TINYINT:
+ case DataType::SMALLINT:
+ case DataType::INTEGER:
+ case DataType::DECIMAL:
+ case DataType::NUMERIC:
+ case DataType::REAL:
+ case DataType::DOUBLE:
+ case DataType::DATE:
+ case DataType::TIME:
+ case DataType::TIMESTAMP:
+ *(*m_aAssignValues)[nId] = ORowSetValue(aValue);
+ break;
+ default:
+ throwFunctionSequenceException(*this);
+ }
+ }
+
+ // save Parameter-No. (as User Data)
+ // SQL_NO_PARAMETER = no Parameter.
+ m_aAssignValues->setParameterIndex(nId,nParameter);
+ if(nParameter != SQL_NO_PARAMETER)
+ m_aParameterIndexes[nParameter] = nId;
+}
+
+void OStatement_Base::parseParamterElem(const OUString& /*_sColumnName*/,OSQLParseNode* /*pRow_Value_Constructor_Elem*/)
+{
+ // do nothing here
+}
+
+}// namespace
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */