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libreoffice/connectivity/source/drivers/ado/APreparedStatement.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

455 lines
14 KiB
C++

/* -*- 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 <connectivity/sqlparse.hxx>
#include <ado/APreparedStatement.hxx>
#include <com/sun/star/sdbc/DataType.hpp>
#include <ado/AResultSetMetaData.hxx>
#include <ado/AResultSet.hxx>
#include <ado/ADriver.hxx>
#include <com/sun/star/lang/DisposedException.hpp>
#include <cppuhelper/typeprovider.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/sequence.hxx>
#include <comphelper/types.hxx>
#include <connectivity/dbexception.hxx>
#include <connectivity/dbtools.hxx>
#include <rtl/ref.hxx>
#include <strings.hrc>
#include <limits>
#define CHECK_RETURN(x) \
if(!x) \
ADOS::ThrowException(m_pConnection->getConnection(),*this);
#ifdef max
# undef max
#endif
using namespace connectivity::ado;
using namespace connectivity;
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::util;
IMPLEMENT_SERVICE_INFO(OPreparedStatement,"com.sun.star.sdbcx.APreparedStatement","com.sun.star.sdbc.PreparedStatement");
OPreparedStatement::OPreparedStatement( OConnection* _pConnection, const OUString& sql)
: OStatement_Base( _pConnection )
{
osl_atomic_increment( &m_refCount );
OSQLParser aParser(_pConnection->getDriver()->getContext());
OUString sErrorMessage;
OUString sNewSql;
std::unique_ptr<OSQLParseNode> pNode = aParser.parseTree(sErrorMessage,sql);
if(pNode)
{ // special handling for parameters
// we recursive replace all occurrences of ? in the statement and
// replace them with name like "parame" */
sal_Int32 nParameterCount = 0;
replaceParameterNodeName(pNode.get(), "parame", nParameterCount);
pNode->parseNodeToStr( sNewSql, _pConnection );
}
else
sNewSql = sql;
CHECK_RETURN(m_Command.put_CommandText(sNewSql))
CHECK_RETURN(m_Command.put_Prepared(VARIANT_TRUE))
m_pParameters = m_Command.get_Parameters();
m_pParameters->AddRef();
m_pParameters->Refresh();
osl_atomic_decrement( &m_refCount );
}
OPreparedStatement::~OPreparedStatement()
{
if (m_pParameters)
{
OSL_FAIL( "OPreparedStatement::~OPreparedStatement: not disposed!" );
m_pParameters->Release();
m_pParameters = nullptr;
}
}
Any SAL_CALL OPreparedStatement::queryInterface( const Type & rType )
{
Any aRet = OStatement_Base::queryInterface(rType);
return aRet.hasValue() ? aRet : ::cppu::queryInterface( rType,
static_cast< XPreparedStatement*>(this),
static_cast< XParameters*>(this),
static_cast< XResultSetMetaDataSupplier*>(this));
}
css::uno::Sequence< css::uno::Type > SAL_CALL OPreparedStatement::getTypes( )
{
::cppu::OTypeCollection aTypes( cppu::UnoType<XPreparedStatement>::get(),
cppu::UnoType<XParameters>::get(),
cppu::UnoType<XResultSetMetaDataSupplier>::get());
return ::comphelper::concatSequences(aTypes.getTypes(),OStatement_Base::getTypes());
}
Reference< XResultSetMetaData > SAL_CALL OPreparedStatement::getMetaData( )
{
if(!m_xMetaData.is() && m_RecordSet.IsValid())
m_xMetaData = new OResultSetMetaData(m_RecordSet);
return m_xMetaData;
}
void OPreparedStatement::disposing()
{
m_xMetaData.clear();
if (m_pParameters)
{
m_pParameters->Release();
m_pParameters = nullptr;
}
OStatement_Base::disposing();
}
void SAL_CALL OPreparedStatement::close( )
{
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
}
dispose();
}
sal_Bool SAL_CALL OPreparedStatement::execute( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
clearWarnings ();
// Call SQLExecute
try {
ADORecordset* pSet=nullptr;
CHECK_RETURN(m_Command.Execute(m_RecordsAffected,m_Parameters,adCmdUnknown,&pSet))
m_RecordSet.set(pSet);
}
catch (SQLWarning&)
{
//TODO: Save pointer to warning and save with ResultSet
// object once it is created.
}
return m_RecordSet.IsValid();
}
sal_Int32 SAL_CALL OPreparedStatement::executeUpdate( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
ADORecordset* pSet=nullptr;
CHECK_RETURN(m_Command.Execute(m_RecordsAffected,m_Parameters,adCmdUnknown,&pSet))
if ( VT_ERROR == m_RecordsAffected.getType() )
{
ADOS::ThrowException(m_pConnection->getConnection(),*this);
// to be sure that we get the error really thrown
throw SQLException();
}
m_RecordSet.set(pSet);
return m_RecordsAffected.getInt32();
}
void OPreparedStatement::setParameter(sal_Int32 parameterIndex, const DataTypeEnum& _eType,
sal_Int32 _nSize,const OLEVariant& Val)
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
sal_Int32 nCount = 0;
m_pParameters->get_Count(&nCount);
if(nCount < (parameterIndex-1))
{
OUString sDefaultName = "parame" + OUString::number(parameterIndex);
ADOParameter* pParam = m_Command.CreateParameter(sDefaultName,_eType,adParamInput,_nSize,Val);
if(pParam)
{
m_pParameters->Append(pParam);
}
}
else
{
WpADOParameter aParam;
m_pParameters->get_Item(OLEVariant(sal_Int32(parameterIndex-1)),&aParam);
if(aParam)
{
DataTypeEnum eType = aParam.GetADOType();
if ( _eType != eType && _eType != adDBTimeStamp )
{
aParam.put_Type(_eType);
eType = _eType;
aParam.put_Size(_nSize);
}
if ( adVarBinary == eType && aParam.GetAttributes() == adParamLong )
{
aParam.AppendChunk(Val);
}
else
CHECK_RETURN(aParam.PutValue(Val));
}
}
ADOS::ThrowException(m_pConnection->getConnection(),*this);
}
void SAL_CALL OPreparedStatement::setString( sal_Int32 parameterIndex, const OUString& x )
{
setParameter( parameterIndex, adLongVarWChar, std::numeric_limits< sal_Int32 >::max(), x );
}
Reference< XConnection > SAL_CALL OPreparedStatement::getConnection( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
return static_cast<Reference< XConnection >>(m_pConnection);
}
Reference< XResultSet > SAL_CALL OPreparedStatement::executeQuery( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
// first clear the old things
m_xMetaData.clear();
disposeResultSet();
if(m_RecordSet.IsValid())
m_RecordSet.Close();
m_RecordSet.clear();
// then create the new ones
m_RecordSet.Create();
OLEVariant aCmd;
aCmd.setIDispatch(m_Command);
OLEVariant aCon;
aCon.setNoArg();
CHECK_RETURN(m_RecordSet.put_CacheSize(m_nFetchSize))
CHECK_RETURN(m_RecordSet.put_MaxRecords(m_nMaxRows))
CHECK_RETURN(m_RecordSet.Open(aCmd,aCon,m_eCursorType,m_eLockType,adOpenUnspecified))
CHECK_RETURN(m_RecordSet.get_CacheSize(m_nFetchSize))
CHECK_RETURN(m_RecordSet.get_MaxRecords(m_nMaxRows))
CHECK_RETURN(m_RecordSet.get_CursorType(m_eCursorType))
CHECK_RETURN(m_RecordSet.get_LockType(m_eLockType))
rtl::Reference<OResultSet> pSet = new OResultSet(m_RecordSet,this);
pSet->construct();
pSet->setMetaData(getMetaData());
m_xResultSet = pSet.get();
return pSet;
}
void SAL_CALL OPreparedStatement::setBoolean( sal_Int32 parameterIndex, sal_Bool x )
{
setParameter(parameterIndex,adBoolean,sizeof(x),bool(x));
}
void SAL_CALL OPreparedStatement::setByte( sal_Int32 parameterIndex, sal_Int8 x )
{
setParameter(parameterIndex,adTinyInt,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setDate( sal_Int32 parameterIndex, const Date& x )
{
setParameter(parameterIndex,adDBDate,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setTime( sal_Int32 parameterIndex, const css::util::Time& x )
{
setParameter(parameterIndex,adDBTime,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setTimestamp( sal_Int32 parameterIndex, const DateTime& x )
{
setParameter(parameterIndex,adDBTimeStamp,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setDouble( sal_Int32 parameterIndex, double x )
{
setParameter(parameterIndex,adDouble,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setFloat( sal_Int32 parameterIndex, float x )
{
setParameter(parameterIndex,adSingle,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setInt( sal_Int32 parameterIndex, sal_Int32 x )
{
setParameter(parameterIndex,adInteger,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setLong( sal_Int32 parameterIndex, sal_Int64 x )
{
setParameter(parameterIndex,adBigInt,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setNull( sal_Int32 parameterIndex, sal_Int32 /*sqlType*/ )
{
OLEVariant aVal;
aVal.setNull();
setParameter(parameterIndex,adEmpty,0,aVal);
}
void SAL_CALL OPreparedStatement::setClob( sal_Int32 /*parameterIndex*/, const Reference< XClob >& /*x*/ )
{
::dbtools::throwFeatureNotImplementedSQLException( "XRowUpdate::setClob", *this );
}
void SAL_CALL OPreparedStatement::setBlob( sal_Int32 /*parameterIndex*/, const Reference< XBlob >& /*x*/ )
{
::dbtools::throwFeatureNotImplementedSQLException( "XRowUpdate::setBlob", *this );
}
void SAL_CALL OPreparedStatement::setArray( sal_Int32 /*parameterIndex*/, const Reference< XArray >& /*x*/ )
{
::dbtools::throwFeatureNotImplementedSQLException( "XRowUpdate::setArray", *this );
}
void SAL_CALL OPreparedStatement::setRef( sal_Int32 /*parameterIndex*/, const Reference< XRef >& /*x*/ )
{
::dbtools::throwFeatureNotImplementedSQLException( "XRowUpdate::setRef", *this );
}
void SAL_CALL OPreparedStatement::setObjectWithInfo( sal_Int32 parameterIndex, const Any& x, sal_Int32 sqlType, sal_Int32 scale )
{
switch(sqlType)
{
case DataType::DECIMAL:
case DataType::NUMERIC:
setString(parameterIndex,::comphelper::getString(x));
break;
default:
::dbtools::setObjectWithInfo(this,parameterIndex,x,sqlType,scale);
break;
}
}
void SAL_CALL OPreparedStatement::setObjectNull( sal_Int32 parameterIndex, sal_Int32 sqlType, const OUString& /*typeName*/ )
{
setNull(parameterIndex,sqlType);
}
void SAL_CALL OPreparedStatement::setObject( sal_Int32 parameterIndex, const Any& x )
{
if(!::dbtools::implSetObject(this,parameterIndex,x))
{
const OUString sError( m_pConnection->getResources().getResourceStringWithSubstitution(
STR_UNKNOWN_PARA_TYPE,
"$position$", OUString::number(parameterIndex)
) );
::dbtools::throwGenericSQLException(sError,*this);
}
}
void SAL_CALL OPreparedStatement::setShort( sal_Int32 parameterIndex, sal_Int16 x )
{
setParameter(parameterIndex,adSmallInt,sizeof(x),x);
}
void SAL_CALL OPreparedStatement::setBytes( sal_Int32 parameterIndex, const Sequence< sal_Int8 >& x )
{
setParameter(parameterIndex,adVarBinary,sizeof(sal_Int8)*x.getLength(),x);
}
void SAL_CALL OPreparedStatement::setCharacterStream( sal_Int32 /*parameterIndex*/, const Reference< css::io::XInputStream >& /*x*/, sal_Int32 /*length*/ )
{
::dbtools::throwFeatureNotImplementedSQLException( "XParameters::setCharacterStream", *this );
}
void SAL_CALL OPreparedStatement::setBinaryStream( sal_Int32 parameterIndex, const Reference< css::io::XInputStream >& x, sal_Int32 length )
{
if(x.is())
{
Sequence< sal_Int8 > aData;
x->readBytes(aData,length);
setBytes(parameterIndex,aData);
}
}
void SAL_CALL OPreparedStatement::clearParameters( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OStatement_BASE::rBHelper.bDisposed);
if(m_pParameters)
{
sal_Int32 nCount = 0;
m_pParameters->get_Count(&nCount);
OLEVariant aVal;
aVal.setEmpty();
for(sal_Int32 i=0;i<nCount;++i)
{
WpADOParameter aParam;
m_pParameters->get_Item(OLEVariant(i),&aParam);
if(aParam)
{
CHECK_RETURN(aParam.PutValue(aVal));
}
}
}
}
void SAL_CALL OPreparedStatement::acquire() noexcept
{
OStatement_Base::acquire();
}
void SAL_CALL OPreparedStatement::release() noexcept
{
OStatement_Base::release();
}
void OPreparedStatement::replaceParameterNodeName(OSQLParseNode const * _pNode,
const OUString& _sDefaultName,
sal_Int32& _rParameterCount)
{
sal_Int32 nCount = _pNode->count();
for(sal_Int32 i=0;i < nCount;++i)
{
OSQLParseNode* pChildNode = _pNode->getChild(i);
if(SQL_ISRULE(pChildNode,parameter) && pChildNode->count() == 1)
{
OSQLParseNode* pNewNode = new OSQLParseNode(OUString(":") ,SQLNodeType::Punctuation,0);
pChildNode->replaceAndDelete(pChildNode->getChild(0), pNewNode);
OUString sParameterName = _sDefaultName + OUString::number(++_rParameterCount);
pChildNode->append(new OSQLParseNode( sParameterName,SQLNodeType::Name,0));
}
else
replaceParameterNodeName(pChildNode,_sDefaultName,_rParameterCount);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */