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office-gobmx/connectivity/source/drivers/mysql/YTable.cxx
Ocke Janssen fb0f9d9658 new mysql driver
2002-11-11 07:30:50 +00:00

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/*************************************************************************
*
* $RCSfile: YTable.cxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: oj $ $Date: 2002-11-11 08:29:54 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef CONNECTIVITY_MYSQL_TABLE_HXX
#include "mysql/YTable.hxx"
#endif
#ifndef CONNECTIVITY_MYSQL_TABLES_HXX
#include "mysql/YTables.hxx"
#endif
#ifndef _COM_SUN_STAR_SDBC_XROW_HPP_
#include <com/sun/star/sdbc/XRow.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XRESULTSET_HPP_
#include <com/sun/star/sdbc/XResultSet.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBCX_KEYTYPE_HPP_
#include <com/sun/star/sdbcx/KeyType.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_KEYRULE_HPP_
#include <com/sun/star/sdbc/KeyRule.hpp>
#endif
#ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
#include <cppuhelper/typeprovider.hxx>
#endif
#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
#include <com/sun/star/lang/DisposedException.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_COLUMNVALUE_HPP_
#include <com/sun/star/sdbc/ColumnValue.hpp>
#endif
//#ifndef _COMPHELPER_SEQUENCE_HXX_
//#include <comphelper/sequence.hxx>
//#endif
#ifndef _COMPHELPER_PROPERTY_HXX_
#include <comphelper/property.hxx>
#endif
#ifndef _COMPHELPER_EXTRACT_HXX_
#include <comphelper/extract.hxx>
#endif
#ifndef _COMPHELPER_TYPES_HXX_
#include <comphelper/types.hxx>
#endif
#ifndef _CONNECTIVITY_DBTOOLS_HXX_
#include "connectivity/dbtools.hxx"
#endif
#ifndef _CONNECTIVITY_SDBCX_COLUMN_HXX_
#include "connectivity/sdbcx/VColumn.hxx"
#endif
#ifndef CONNECTIVITY_TKEYS_HXX
#include "connectivity/TKeys.hxx"
#endif
#ifndef CONNECTIVITY_INDEXESHELPER_HXX
#include "connectivity/TIndexes.hxx"
#endif
#ifndef CONNECTIVITY_COLUMNSHELPER_HXX
#include "connectivity/TColumnsHelper.hxx"
#endif
#ifndef CONNECTIVITY_MYSQL_CATALOG_HXX
#include "mysql/YCatalog.hxx"
#endif
#ifndef CONNECTIVITY_CONNECTION_HXX
#include "TConnection.hxx"
#endif
using namespace ::comphelper;
using namespace connectivity::mysql;
using namespace connectivity::sdbcx;
using namespace connectivity;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;
OMySQLTable::OMySQLTable( sdbcx::OCollection* _pTables,
const Reference< XConnection >& _xConnection)
:OTableHelper(_pTables,_xConnection,sal_True)
{
construct();
}
// -------------------------------------------------------------------------
OMySQLTable::OMySQLTable( sdbcx::OCollection* _pTables,
const Reference< XConnection >& _xConnection,
const ::rtl::OUString& _Name,
const ::rtl::OUString& _Type,
const ::rtl::OUString& _Description ,
const ::rtl::OUString& _SchemaName,
const ::rtl::OUString& _CatalogName
) : OTableHelper( _pTables,
_xConnection,
sal_True,
_Name,
_Type,
_Description,
_SchemaName,
_CatalogName)
{
construct();
}
// -----------------------------------------------------------------------------
sdbcx::OCollection* OMySQLTable::createColumns(const TStringVector& _rNames)
{
OColumnsHelper* pColumns = new OColumnsHelper(*this,sal_True,m_aMutex,_rNames);
pColumns->setParent(this);
return pColumns;
}
// -----------------------------------------------------------------------------
sdbcx::OCollection* OMySQLTable::createKeys(const TStringVector& _rNames)
{
return new OKeysHelper(this,m_aMutex,_rNames);
}
// -----------------------------------------------------------------------------
sdbcx::OCollection* OMySQLTable::createIndexes(const TStringVector& _rNames)
{
return new OIndexesHelper(this,m_aMutex,_rNames);
}
//--------------------------------------------------------------------------
Sequence< sal_Int8 > OMySQLTable::getUnoTunnelImplementationId()
{
static ::cppu::OImplementationId * pId = 0;
if (! pId)
{
::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
if (! pId)
{
static ::cppu::OImplementationId aId;
pId = &aId;
}
}
return pId->getImplementationId();
}
// com::sun::star::lang::XUnoTunnel
//------------------------------------------------------------------
sal_Int64 OMySQLTable::getSomething( const Sequence< sal_Int8 > & rId ) throw (RuntimeException)
{
return (rId.getLength() == 16 && 0 == rtl_compareMemory(getUnoTunnelImplementationId().getConstArray(), rId.getConstArray(), 16 ) )
?
(sal_Int64)this
:
OTable_TYPEDEF::getSomething(rId);
}
// -------------------------------------------------------------------------
// XAlterTable
void SAL_CALL OMySQLTable::alterColumnByName( const ::rtl::OUString& colName, const Reference< XPropertySet >& descriptor ) throw(SQLException, NoSuchElementException, RuntimeException)
{
::osl::MutexGuard aGuard(m_aMutex);
checkDisposed(
#ifdef GCC
::connectivity::sdbcx::OTableDescriptor_BASE::rBHelper.bDisposed
#else
rBHelper.bDisposed
#endif
);
if(m_pColumns && !m_pColumns->hasByName(colName))
throw NoSuchElementException(colName,*this);
if(!isNew())
{
// first we have to check what should be altered
Reference<XPropertySet> xProp;
m_pColumns->getByName(colName) >>= xProp;
// first check the types
sal_Int32 nOldType = 0,nNewType = 0,nOldPrec = 0,nNewPrec = 0,nOldScale = 0,nNewScale = 0;
xProp->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE)) >>= nOldType;
descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE)) >>= nNewType;
// and precsions and scale
xProp->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION)) >>= nOldPrec;
descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION))>>= nNewPrec;
xProp->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE)) >>= nOldScale;
descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE)) >>= nNewScale;
// second: check the "is nullable" value
sal_Int32 nOldNullable = 0,nNewNullable = 0;
xProp->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE)) >>= nOldNullable;
descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE)) >>= nNewNullable;
if ( nOldType != nNewType || nOldPrec != nNewPrec || nOldScale != nNewScale || nNewNullable != nOldNullable )
alterColumnType(nNewType,colName,descriptor);
// third: check the default values
::rtl::OUString sNewDefault,sOldDefault;
xProp->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DEFAULTVALUE)) >>= sOldDefault;
descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DEFAULTVALUE)) >>= sNewDefault;
if(sOldDefault.getLength())
{
dropDefaultValue(colName);
if(sNewDefault.getLength() && sOldDefault != sNewDefault)
alterDefaultValue(sNewDefault,colName);
}
else if(!sOldDefault.getLength() && sNewDefault.getLength())
alterDefaultValue(sNewDefault,colName);
// now we should look if the name of the column changed
::rtl::OUString sNewColumnName;
descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= sNewColumnName;
if ( !sNewColumnName.equalsIgnoreAsciiCase(colName) )
{
::rtl::OUString sSql = getAlterTableColumnPart(colName);
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" CHANGE "));
const ::rtl::OUString sQuote = getMetaData()->getIdentifierQuoteString( );
sSql += ::dbtools::quoteName(sQuote,colName);
sSql += ::dbtools::createStandardColumnPart(descriptor,getConnection());
executeStatement(sSql);
}
m_pColumns->refresh();
}
else
{
if(m_pColumns)
{
m_pColumns->dropByName(colName);
m_pColumns->appendByDescriptor(descriptor);
}
}
}
// -----------------------------------------------------------------------------
void OMySQLTable::alterColumnType(sal_Int32 nNewType,const ::rtl::OUString& _rColName, const Reference<XPropertySet>& _xDescriptor)
{
::rtl::OUString sSql = getAlterTableColumnPart(_rColName);
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" CHANGE "));
const ::rtl::OUString sQuote = getMetaData()->getIdentifierQuoteString( );
sSql += ::dbtools::quoteName(sQuote,_rColName);
OColumn* pColumn = new OColumn(sal_True);
Reference<XPropertySet> xProp = pColumn;
::comphelper::copyProperties(_xDescriptor,xProp);
xProp->setPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE),makeAny(nNewType));
sSql += ::dbtools::createStandardColumnPart(xProp,getConnection());
executeStatement(sSql);
}
// -----------------------------------------------------------------------------
void OMySQLTable::alterDefaultValue(const ::rtl::OUString& _sNewDefault,const ::rtl::OUString& _rColName)
{
::rtl::OUString sSql = getAlterTableColumnPart(_rColName);
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" ALTER "));
const ::rtl::OUString sQuote = getMetaData()->getIdentifierQuoteString( );
sSql += ::dbtools::quoteName(sQuote,_rColName);
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" SET DEFAULT '")) + _sNewDefault;
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("'"));
executeStatement(sSql);
}
// -----------------------------------------------------------------------------
void OMySQLTable::dropDefaultValue(const ::rtl::OUString& _rColName)
{
::rtl::OUString sSql = getAlterTableColumnPart(_rColName);
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" ALTER "));
const ::rtl::OUString sQuote = getMetaData()->getIdentifierQuoteString( );
sSql += ::dbtools::quoteName(sQuote,_rColName);
sSql += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(" DROP DEFAULT"));
executeStatement(sSql);
}
// -----------------------------------------------------------------------------
::rtl::OUString OMySQLTable::getAlterTableColumnPart(const ::rtl::OUString& _rsColumnName )
{
::rtl::OUString sSql = ::rtl::OUString::createFromAscii("ALTER TABLE ");
const ::rtl::OUString sQuote = getMetaData()->getIdentifierQuoteString( );
::rtl::OUString sComposedName;
::dbtools::composeTableName(getMetaData(),m_CatalogName,m_SchemaName,m_Name,sComposedName,sal_True,::dbtools::eInTableDefinitions);
sSql += sComposedName;
return sSql;
}
// -----------------------------------------------------------------------------
void OMySQLTable::executeStatement(const ::rtl::OUString& _rStatement )
{
::rtl::OUString sSQL = _rStatement;
if(sSQL.lastIndexOf(',') == (sSQL.getLength()-1))
sSQL = sSQL.replaceAt(sSQL.getLength()-1,1,::rtl::OUString::createFromAscii(")"));
else
sSQL += ::rtl::OUString::createFromAscii(")");
Reference< XStatement > xStmt = getConnection()->createStatement( );
if ( xStmt.is() )
{
xStmt->execute(sSQL);
::comphelper::disposeComponent(xStmt);
}
}
// -----------------------------------------------------------------------------
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