421 lines
16 KiB
C++
421 lines
16 KiB
C++
/*************************************************************************
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*
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* $RCSfile: SConnection.cxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: hr $ $Date: 2003-06-30 15:18:44 $
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*
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* The Contents of this file are made available subject to the terms of
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* the BSD license.
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*
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* Copyright (c) 2003 by Sun Microsystems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*************************************************************************/
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#include "SConnection.hxx"
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#include "SDatabaseMetaData.hxx"
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#ifndef CONNECTIVITY_SDRIVER_HXX
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#include "SDriver.hxx"
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#endif
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#include "SStatement.hxx"
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#include "SPreparedStatement.hxx"
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#ifndef _COM_SUN_STAR_SDBC_COLUMNVALUE_HPP_
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#include <com/sun/star/sdbc/ColumnValue.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_XROW_HPP_
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#include <com/sun/star/sdbc/XRow.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_TRANSACTIONISOLATION_HPP_
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#include <com/sun/star/sdbc/TransactionIsolation.hpp>
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#endif
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#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
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#include <com/sun/star/lang/DisposedException.hpp>
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#endif
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using namespace connectivity::skeleton;
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//------------------------------------------------------------------------------
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using namespace com::sun::star::uno;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::sdbc;
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// --------------------------------------------------------------------------------
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OConnection::OConnection(SkeletonDriver* _pDriver)
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: OSubComponent<OConnection, OConnection_BASE>((::cppu::OWeakObject*)_pDriver, this),
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OMetaConnection_BASE(m_aMutex),
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m_pDriver(_pDriver),
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m_bClosed(sal_False),
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m_xMetaData(NULL),
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m_bUseCatalog(sal_False),
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m_bUseOldDateFormat(sal_False)
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{
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m_pDriver->acquire();
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}
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//-----------------------------------------------------------------------------
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OConnection::~OConnection()
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{
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if(!isClosed())
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close();
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m_pDriver->release();
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m_pDriver = NULL;
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}
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//-----------------------------------------------------------------------------
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void SAL_CALL OConnection::release() throw()
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{
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relase_ChildImpl();
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}
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// -----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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void OConnection::construct(const ::rtl::OUString& url,const Sequence< PropertyValue >& info) throw(SQLException)
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{
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osl_incrementInterlockedCount( &m_refCount );
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// some example code how to get the information out of the sequence
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sal_Int32 nLen = url.indexOf(':');
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nLen = url.indexOf(':',nLen+1);
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::rtl::OUString aDSN(RTL_CONSTASCII_USTRINGPARAM("DSN=")), aUID, aPWD, aSysDrvSettings;
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aDSN += url.copy(nLen+1);
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const char* pUser = "user";
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const char* pTimeout = "Timeout";
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const char* pSilent = "Silent";
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const char* pPwd = "password";
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const char* pUseCatalog = "UseCatalog";
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const char* pSysDrv = "SystemDriverSettings";
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sal_Int32 nTimeout = 20;
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sal_Bool bSilent = sal_True;
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const PropertyValue *pBegin = info.getConstArray();
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const PropertyValue *pEnd = pBegin + info.getLength();
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for(;pBegin != pEnd;++pBegin)
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{
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if(!pBegin->Name.compareToAscii(pTimeout))
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pBegin->Value >>= nTimeout;
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else if(!pBegin->Name.compareToAscii(pSilent))
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pBegin->Value >>= bSilent;
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else if(!pBegin->Name.compareToAscii(pUser))
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{
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pBegin->Value >>= aUID;
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aDSN = aDSN + ::rtl::OUString::createFromAscii(";UID=") + aUID;
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}
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else if(!pBegin->Name.compareToAscii(pPwd))
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{
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pBegin->Value >>= aPWD;
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aDSN = aDSN + ::rtl::OUString::createFromAscii(";PWD=") + aPWD;
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}
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else if(!pBegin->Name.compareToAscii(pUseCatalog))
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{
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pBegin->Value >>= m_bUseCatalog;
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}
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else if(!pBegin->Name.compareToAscii(pSysDrv))
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{
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pBegin->Value >>= aSysDrvSettings;
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aDSN += ::rtl::OUString::createFromAscii(";");
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aDSN += aSysDrvSettings;
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}
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}
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m_sUser = aUID;
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osl_decrementInterlockedCount( &m_refCount );
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}
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// XServiceInfo
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// --------------------------------------------------------------------------------
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IMPLEMENT_SERVICE_INFO(OConnection, "com.sun.star.sdbc.drivers.skeleton.OConnection", "com.sun.star.sdbc.Connection")
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// --------------------------------------------------------------------------------
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Reference< XStatement > SAL_CALL OConnection::createStatement( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// create a statement
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// the statement can only be executed once
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Reference< XStatement > xReturn = new OStatement(this);
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m_aStatements.push_back(WeakReferenceHelper(xReturn));
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return xReturn;
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}
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// --------------------------------------------------------------------------------
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Reference< XPreparedStatement > SAL_CALL OConnection::prepareStatement( const ::rtl::OUString& _sSql ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// the pre
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if(m_aTypeInfo.empty())
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buildTypeInfo();
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// create a statement
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// the statement can only be executed more than once
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Reference< XPreparedStatement > xReturn = new OPreparedStatement(this,m_aTypeInfo,_sSql);
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m_aStatements.push_back(WeakReferenceHelper(xReturn));
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return xReturn;
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}
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// --------------------------------------------------------------------------------
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Reference< XPreparedStatement > SAL_CALL OConnection::prepareCall( const ::rtl::OUString& _sSql ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// not implemented yet :-) a task to do
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return NULL;
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}
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// --------------------------------------------------------------------------------
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::rtl::OUString SAL_CALL OConnection::nativeSQL( const ::rtl::OUString& _sSql ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// when you need to transform SQL92 to you driver specific you can do it here
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return _sSql;
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::setAutoCommit( sal_Bool autoCommit ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// here you have to set your commit mode please have a look at the jdbc documentation to get a clear explanation
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}
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// --------------------------------------------------------------------------------
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sal_Bool SAL_CALL OConnection::getAutoCommit( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// you have to distinguish which if you are in autocommit mode or not
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// at normal case true should be fine here
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return sal_True;
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::commit( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// when you database does support transactions you should commit here
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::rollback( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// same as commit but for the other case
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}
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// --------------------------------------------------------------------------------
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sal_Bool SAL_CALL OConnection::isClosed( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// just simple -> we are close when we are disposed taht means someone called dispose(); (XComponent)
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return OConnection_BASE::rBHelper.bDisposed;
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}
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// --------------------------------------------------------------------------------
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Reference< XDatabaseMetaData > SAL_CALL OConnection::getMetaData( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// here we have to create the class with biggest interface
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// The answer is 42 :-)
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Reference< XDatabaseMetaData > xMetaData = m_xMetaData;
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if(!xMetaData.is())
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{
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xMetaData = new ODatabaseMetaData(this); // need the connection because it can return it
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m_xMetaData = xMetaData;
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}
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return xMetaData;
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::setReadOnly( sal_Bool readOnly ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// set you connection to readonly
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}
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// --------------------------------------------------------------------------------
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sal_Bool SAL_CALL OConnection::isReadOnly( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// return if your connection to readonly
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return sal_False;
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::setCatalog( const ::rtl::OUString& catalog ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// if your database doesn't work with catalogs you go to next method otherwise you kjnow what to do
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}
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// --------------------------------------------------------------------------------
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::rtl::OUString SAL_CALL OConnection::getCatalog( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// return your current catalog
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return ::rtl::OUString();
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::setTransactionIsolation( sal_Int32 level ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// set your isolation level
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// please have a look at @see com.sun.star.sdbc.TransactionIsolation
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}
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// --------------------------------------------------------------------------------
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sal_Int32 SAL_CALL OConnection::getTransactionIsolation( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// please have a look at @see com.sun.star.sdbc.TransactionIsolation
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return TransactionIsolation::NONE;
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}
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// --------------------------------------------------------------------------------
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Reference< ::com::sun::star::container::XNameAccess > SAL_CALL OConnection::getTypeMap( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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// if your driver has special database types you can return it here
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return NULL;
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::setTypeMap( const Reference< ::com::sun::star::container::XNameAccess >& typeMap ) throw(SQLException, RuntimeException)
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{
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// the other way around
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}
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// --------------------------------------------------------------------------------
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// XCloseable
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void SAL_CALL OConnection::close( ) throw(SQLException, RuntimeException)
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{
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// we just dispose us
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OConnection_BASE::rBHelper.bDisposed);
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}
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dispose();
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}
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// --------------------------------------------------------------------------------
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// XWarningsSupplier
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Any SAL_CALL OConnection::getWarnings( ) throw(SQLException, RuntimeException)
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{
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// when you collected some warnings -> return it
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return Any();
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}
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// --------------------------------------------------------------------------------
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void SAL_CALL OConnection::clearWarnings( ) throw(SQLException, RuntimeException)
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{
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// you should clear your collected warnings here
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}
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//--------------------------------------------------------------------
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void OConnection::buildTypeInfo() throw( SQLException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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Reference< XResultSet> xRs = getMetaData ()->getTypeInfo ();
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Reference< XRow> xRow(xRs,UNO_QUERY);
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// Information for a single SQL type
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// Loop on the result set until we reach end of file
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while (xRs->next ())
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{
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OTypeInfo aInfo;
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aInfo.aTypeName = xRow->getString (1);
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aInfo.nType = xRow->getShort (2);
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aInfo.nPrecision = xRow->getInt (3);
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aInfo.aLiteralPrefix = xRow->getString (4);
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aInfo.aLiteralSuffix = xRow->getString (5);
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aInfo.aCreateParams = xRow->getString (6);
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aInfo.bNullable = xRow->getBoolean (7) == ColumnValue::NULLABLE;
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aInfo.bCaseSensitive = xRow->getBoolean (8);
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aInfo.nSearchType = xRow->getShort (9);
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aInfo.bUnsigned = xRow->getBoolean (10);
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aInfo.bCurrency = xRow->getBoolean (11);
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aInfo.bAutoIncrement = xRow->getBoolean (12);
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aInfo.aLocalTypeName = xRow->getString (13);
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aInfo.nMinimumScale = xRow->getShort (14);
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aInfo.nMaximumScale = xRow->getShort (15);
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aInfo.nNumPrecRadix = (sal_Int16)xRow->getInt(18);
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// Now that we have the type info, save it
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// in the Hashtable if we don't already have an
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// entry for this SQL type.
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m_aTypeInfo.push_back(aInfo);
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}
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// Close the result set/statement.
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Reference< XCloseable> xClose(xRs,UNO_QUERY);
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xClose->close();
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}
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//------------------------------------------------------------------------------
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void OConnection::disposing()
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{
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// we noticed that we should be destroied in near future so we have to dispose our statements
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::osl::MutexGuard aGuard(m_aMutex);
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for (OWeakRefArray::iterator i = m_aStatements.begin(); m_aStatements.end() != i; ++i)
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{
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Reference< XComponent > xComp(i->get(), UNO_QUERY);
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if (xComp.is())
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xComp->dispose();
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}
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m_aStatements.clear();
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m_bClosed = sal_True;
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m_xMetaData = ::com::sun::star::uno::WeakReference< ::com::sun::star::sdbc::XDatabaseMetaData>();
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dispose_ChildImpl();
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OConnection_BASE::disposing();
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}
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// -----------------------------------------------------------------------------
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