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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 <DExport.hxx>
#include <TokenWriter.hxx>
#include <com/sun/star/sdbc/XColumnLocate.hpp>
#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>
#include <sal/log.hxx>
#include <osl/diagnose.h>
#include <core_resource.hxx>
#include <strings.hrc>
#include <strings.hxx>
#include <sqlmessage.hxx>
#include <com/sun/star/sdbc/XRowUpdate.hpp>
using namespace dbaui;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::lang;
// export data
ORowSetImportExport::ORowSetImportExport(weld::Window* pParent,
const Reference< XResultSetUpdate >& xResultSetUpdate,
const svx::ODataAccessDescriptor& aDataDescriptor,
const Reference< XComponentContext >& rM)
: ODatabaseImportExport(aDataDescriptor,rM,nullptr)
,m_xTargetResultSetUpdate(xResultSetUpdate)
,m_xTargetRowUpdate(xResultSetUpdate,UNO_QUERY)
,m_pParent(pParent)
,m_bAlreadyAsked(false)
{
OSL_ENSURE(pParent,"Window can't be null!");
}
void ORowSetImportExport::initialize()
{
ODatabaseImportExport::initialize();
// do namemapping
Reference<XColumnLocate> xColumnLocate(m_xResultSet,UNO_QUERY);
OSL_ENSURE(xColumnLocate.is(),"The rowset normally should support this");
m_xTargetResultSetMetaData = Reference<XResultSetMetaDataSupplier>(m_xTargetResultSetUpdate,UNO_QUERY_THROW)->getMetaData();
if(!m_xTargetResultSetMetaData.is() || !xColumnLocate.is() || !m_xResultSetMetaData.is() )
throw SQLException(DBA_RES(STR_UNEXPECTED_ERROR),*this,"S1000",0,Any());
sal_Int32 nCount = m_xTargetResultSetMetaData->getColumnCount();
m_aColumnMapping.reserve(nCount);
m_aColumnTypes.reserve(nCount);
for (sal_Int32 i = 1;i <= nCount; ++i)
{
sal_Int32 nPos = COLUMN_POSITION_NOT_FOUND; // means column is autoincrement or doesn't exist
if(!m_xTargetResultSetMetaData->isAutoIncrement(i))
{
try
{
OUString sColumnName = m_xTargetResultSetMetaData->getColumnName(i);
nPos = xColumnLocate->findColumn(sColumnName);
}
catch(const SQLException&)
{
if(m_xTargetResultSetMetaData->isNullable(i))
nPos = 0; // column doesn't exist but we could set it to null
}
}
m_aColumnMapping.push_back(nPos);
if(nPos > 0)
m_aColumnTypes.push_back(m_xResultSetMetaData->getColumnType(nPos));
else
m_aColumnTypes.push_back(DataType::OTHER);
}
}
bool ORowSetImportExport::Write()
{
return true;
}
bool ORowSetImportExport::Read()
{
// check if there is any column to copy
if(std::none_of(m_aColumnMapping.begin(),m_aColumnMapping.end(),
[](sal_Int32 n) { return n > 0; }))
return false;
bool bContinue = true;
if(m_aSelection.hasElements())
{
const Any* pBegin = m_aSelection.getConstArray();
const Any* pEnd = pBegin + m_aSelection.getLength();
for(;pBegin != pEnd && bContinue;++pBegin)
{
sal_Int32 nPos = -1;
*pBegin >>= nPos;
OSL_ENSURE(nPos != -1,"Invalid position!");
bContinue = (m_xResultSet.is() && m_xResultSet->absolute(nPos) && insertNewRow());
}
}
else
{
Reference<XPropertySet> xProp(m_xResultSet,UNO_QUERY);
sal_Int32 nRowCount = 0;<--- Assignment 'nRowCount=0', assigned value is 0
if ( xProp.is() && xProp->getPropertySetInfo()->hasPropertyByName(PROPERTY_ISROWCOUNTFINAL) )
{
bool bFinal = false;<--- Assignment 'bFinal=false', assigned value is 0
xProp->getPropertyValue(PROPERTY_ISROWCOUNTFINAL) >>= bFinal;
if ( !bFinal )<--- Condition '!bFinal' is always true
m_xResultSet->afterLast();
xProp->getPropertyValue(PROPERTY_ROWCOUNT) >>= nRowCount;
}
if ( !nRowCount )<--- Condition '!nRowCount' is always true
{
m_xResultSet->afterLast();
nRowCount = m_xResultSet->getRow();
}
OSL_ENSURE(nRowCount,"RowCount is 0!");
m_xResultSet->beforeFirst();
while(m_xResultSet.is() && m_xResultSet->next() && bContinue && nRowCount )
{
--nRowCount;
bContinue = insertNewRow();
}
}
return true;
}
bool ORowSetImportExport::insertNewRow()
{
try
{
m_xTargetResultSetUpdate->moveToInsertRow();
sal_Int32 i = 1;
for (auto const& column : m_aColumnMapping)
{
if(column > 0)
{
Any aValue;
switch(m_aColumnTypes[i-1])
{
case DataType::CHAR:
case DataType::VARCHAR:
aValue <<= m_xRow->getString(column);
break;
case DataType::DECIMAL:
case DataType::NUMERIC:
aValue <<= m_xRow->getDouble(column);
break;
case DataType::BIGINT:
aValue <<= m_xRow->getLong(column);
break;
case DataType::FLOAT:
aValue <<= m_xRow->getFloat(column);
break;
case DataType::DOUBLE:
aValue <<= m_xRow->getDouble(column);
break;
case DataType::LONGVARCHAR:
aValue <<= m_xRow->getString(column);
break;
case DataType::LONGVARBINARY:
aValue <<= m_xRow->getBytes(column);
break;
case DataType::DATE:
aValue <<= m_xRow->getDate(column);
break;
case DataType::TIME:
aValue <<= m_xRow->getTime(column);
break;
case DataType::TIMESTAMP:
aValue <<= m_xRow->getTimestamp(column);
break;
case DataType::BIT:
case DataType::BOOLEAN:
aValue <<= m_xRow->getBoolean(column);
break;
case DataType::TINYINT:
aValue <<= m_xRow->getByte(column);
break;
case DataType::SMALLINT:
aValue <<= m_xRow->getShort(column);
break;
case DataType::INTEGER:
aValue <<= m_xRow->getInt(column);
break;
case DataType::REAL:
aValue <<= m_xRow->getDouble(column);
break;
case DataType::BINARY:
case DataType::VARBINARY:
aValue <<= m_xRow->getBytes(column);
break;
case DataType::BLOB:
aValue <<= m_xRow->getBlob(column);
break;
case DataType::CLOB:
aValue <<= m_xRow->getClob(column);
break;
default:
SAL_WARN("dbaccess.ui", "Unknown type");
}
if(m_xRow->wasNull())
m_xTargetRowUpdate->updateNull(i);
else
m_xTargetRowUpdate->updateObject(i,aValue);
}
else if(column == 0)//now we have know that we to set this column to null
m_xTargetRowUpdate->updateNull(i);
++i;
}
m_xTargetResultSetUpdate->insertRow();
}
catch(const SQLException&)
{
if(!m_bAlreadyAsked)
{
OUString sAskIfContinue = DBA_RES(STR_ERROR_OCCURRED_WHILE_COPYING);
OSQLWarningBox aDlg(m_pParent, sAskIfContinue, MessBoxStyle::YesNo | MessBoxStyle::DefaultYes);
if (aDlg.run() == RET_YES)
m_bAlreadyAsked = true;
else
return false;
}
}
return true;
}
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