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path: root/dbaccess/source/ui/misc/RowSetDrop.cxx
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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: RowSetDrop.cxx,v $
 * $Revision: 1.14 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"

#include "TokenWriter.hxx"
#include <com/sun/star/sdbc/XColumnLocate.hpp>
#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>
#include "dbu_misc.hrc"
#include "sqlmessage.hxx"
#include <vcl/msgbox.hxx>
#include "dbustrings.hrc"
#include <com/sun/star/sdbc/XRowUpdate.hpp>
#include <functional>
#include <rtl/logfile.hxx>

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;
//	using namespace ::com::sun::star::sdbcx;

// export data
ORowSetImportExport::ORowSetImportExport(	Window* _pParent,
                                            const Reference< XResultSetUpdate >& _xResultSetUpdate,
                                            const ::svx::ODataAccessDescriptor& _aDataDescriptor,
                                            const Reference< XMultiServiceFactory >& _rM,
                                            const String& rExchange
                                            ) 
                                            : ODatabaseImportExport(_aDataDescriptor,_rM,NULL,rExchange) 
                                            ,m_xTargetResultSetUpdate(_xResultSetUpdate)
                                            ,m_xTargetRowUpdate(_xResultSetUpdate,UNO_QUERY)
                                            ,m_pParent(_pParent)
                                            ,m_bAlreadyAsked(sal_False)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "ORowSetImportExport::ORowSetImportExport" );
    OSL_ENSURE(_pParent,"Window can't be null!");
}
// -----------------------------------------------------------------------------
void ORowSetImportExport::initialize()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "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)->getMetaData();
    if(!m_xTargetResultSetMetaData.is() || !xColumnLocate.is() || !m_xResultSetMetaData.is() )
        throw SQLException(String(ModuleRes(STR_UNEXPECTED_ERROR)),*this,::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("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 = -1; // -1 means column is autoincrement or doesn't exists
        if(!m_xTargetResultSetMetaData->isAutoIncrement(i))
        {
            try
            {
                ::rtl::OUString sColumnName = m_xTargetResultSetMetaData->getColumnName(i);
                nPos = xColumnLocate->findColumn(sColumnName);
            }
            catch(const SQLException&)
            {
                if(m_xTargetResultSetMetaData->isNullable(i))
                    nPos = 0; // column doesn't exists 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()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "ORowSetImportExport::Write" );
    return TRUE;
}
// -----------------------------------------------------------------------------
BOOL ORowSetImportExport::Read()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "ORowSetImportExport::Read" );
    // check if there is any column to copy
    if(::std::find_if(m_aColumnMapping.begin(),m_aColumnMapping.end(),
                        ::std::bind2nd(::std::greater<sal_Int32>(),0)) == m_aColumnMapping.end())
        return FALSE;
    sal_Int32 nCurrentRow = 0;
    sal_Int32 nRowFilterIndex = 0;
    sal_Bool bContinue = sal_True;
    if(m_aSelection.getLength())
    {
        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 posiotion!");
            bContinue = (m_xResultSet.is() && m_xResultSet->absolute(nPos) && insertNewRow());
        }
    }
    else
    {
        Reference<XPropertySet> xProp(m_xResultSet,UNO_QUERY);
        sal_Int32 nRowCount = 0;
        if ( xProp.is() && xProp->getPropertySetInfo()->hasPropertyByName(PROPERTY_ISROWCOUNTFINAL) )
        {
            sal_Bool bFinal = sal_False;
            xProp->getPropertyValue(PROPERTY_ISROWCOUNTFINAL) >>= bFinal;
            if ( !bFinal )
                m_xResultSet->afterLast();
            xProp->getPropertyValue(PROPERTY_ROWCOUNT) >>= nRowCount;
        }
        if ( !nRowCount )
        {
            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;
            ++nCurrentRow;
            if(!m_pRowMarker || m_pRowMarker[nRowFilterIndex] == nCurrentRow)
            {
                ++nRowFilterIndex;
                bContinue = insertNewRow();				
            }
        }
    }
    return TRUE;
}
// -----------------------------------------------------------------------------
sal_Bool ORowSetImportExport::insertNewRow()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "misc", "Ocke.Janssen@sun.com", "ORowSetImportExport::insertNewRow" );
    try
    {
        m_xTargetResultSetUpdate->moveToInsertRow();
        sal_Int32 i = 1;
        ::std::vector<sal_Int32>::iterator aEnd = m_aColumnMapping.end();
        for (::std::vector<sal_Int32>::iterator aIter = m_aColumnMapping.begin(); aIter != aEnd ;++aIter,++i )
        {
            if(*aIter > 0)
            {
                Any aValue;
                switch(m_aColumnTypes[i-1])
                {
                    case DataType::CHAR:
                    case DataType::VARCHAR:
                        aValue <<= m_xRow->getString(*aIter);
                        break;
                    case DataType::DECIMAL:
                    case DataType::NUMERIC:
                        aValue <<= m_xRow->getDouble(*aIter);
                        break;
                    case DataType::BIGINT:
                        aValue <<= m_xRow->getLong(*aIter);
                        break;
                    case DataType::FLOAT:
                        aValue <<= m_xRow->getFloat(*aIter);
                        break;
                    case DataType::DOUBLE:
                        aValue <<= m_xRow->getDouble(*aIter);
                        break;
                    case DataType::LONGVARCHAR:
                        aValue <<= m_xRow->getString(*aIter);
                        break;
                    case DataType::LONGVARBINARY:
                        aValue <<= m_xRow->getBytes(*aIter);
                        break;
                    case DataType::DATE:
                        aValue <<= m_xRow->getDate(*aIter);
                        break;
                    case DataType::TIME:
                        aValue <<= m_xRow->getTime(*aIter);
                        break;
                    case DataType::TIMESTAMP:
                        aValue <<= m_xRow->getTimestamp(*aIter);
                        break;
                    case DataType::BIT:
                    case DataType::BOOLEAN:
                        aValue <<= m_xRow->getBoolean(*aIter);
                        break;
                    case DataType::TINYINT:
                        aValue <<= m_xRow->getByte(*aIter);
                        break;
                    case DataType::SMALLINT:
                        aValue <<= m_xRow->getShort(*aIter);
                        break;
                    case DataType::INTEGER:
                        aValue <<= m_xRow->getInt(*aIter);
                        break;
                    case DataType::REAL:
                        aValue <<= m_xRow->getDouble(*aIter);
                        break;
                    case DataType::BINARY:
                    case DataType::VARBINARY:
                        aValue <<= m_xRow->getBytes(*aIter);
                        break;
                    default:
                        OSL_ENSURE(0,"Unknown type");
                }
                if(m_xRow->wasNull())
                    m_xTargetRowUpdate->updateNull(i);
                else
                    m_xTargetRowUpdate->updateObject(i,aValue);
            }
            else if(*aIter == 0)//now we have know that we to set this column to null
                m_xTargetRowUpdate->updateNull(i);
        }
        m_xTargetResultSetUpdate->insertRow();
    }
    catch(const SQLException&)
    {
        if(!m_bAlreadyAsked)
        {
            String sAskIfContinue = String(ModuleRes(STR_ERROR_OCCURED_WHILE_COPYING));
            OSQLWarningBox aDlg( m_pParent, sAskIfContinue, WB_YES_NO | WB_DEF_YES );
            if(aDlg.Execute() == RET_YES)
                m_bAlreadyAsked = sal_True;
            else
                return sal_False;
        }
    }
    return sal_True;
}
// -----------------------------------------------------------------------------