679 lines
27 KiB
C++
679 lines
27 KiB
C++
/*************************************************************************
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*
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* $RCSfile: mdrivermanager.cxx,v $
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*
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* $Revision: 1.11 $
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*
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* last change: $Author: vg $ $Date: 2003-04-15 17:39:55 $
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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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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include <stdio.h>
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#ifndef _CONNECTIVITY_DRIVERMANAGER_HXX_
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#include "drivermanager.hxx"
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#endif
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#ifndef _COM_SUN_STAR_SDBC_XDRIVER_HPP_
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#include <com/sun/star/sdbc/XDriver.hpp>
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#endif
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#ifndef _COM_SUN_STAR_CONTAINER_XCONTENTENUMERATIONACCESS_HPP_
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#include <com/sun/star/container/XContentEnumerationAccess.hpp>
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#endif
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#ifndef _COM_SUN_STAR_CONTAINER_ELEMENTEXISTEXCEPTION_HPP_
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#include <com/sun/star/container/ElementExistException.hpp>
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#endif
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#ifndef _COMPHELPER_EXTRACT_HXX_
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#include <comphelper/extract.hxx>
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#endif
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#ifndef _COMPHELPER_STLTYPES_HXX_
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#include <comphelper/stl_types.hxx>
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#endif
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#ifndef _CPPUHELPER_IMPLBASE1_HXX_
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#include <cppuhelper/implbase1.hxx>
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#endif
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#ifndef _OSL_DIAGNOSE_H_
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#include <osl/diagnose.h>
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#endif
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#include <algorithm>
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#include <functional>
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namespace connectivity
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{
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namespace sdbc
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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::sdbc;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::container;
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using namespace ::osl;
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#define SERVICE_SDBC_DRIVER ::rtl::OUString::createFromAscii("com.sun.star.sdbc.Driver")
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void throwNoSuchElementException() throw(NoSuchElementException)
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{
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throw NoSuchElementException();
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}
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//==========================================================================
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//= ODriverEnumeration
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//==========================================================================
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class ODriverEnumeration : public ::cppu::WeakImplHelper1< XEnumeration >
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{
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friend class OSDBCDriverManager;
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DECLARE_STL_VECTOR( SdbcDriver, DriverArray );
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DriverArray m_aDrivers;
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ConstDriverArrayIterator m_aPos;
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// order matters!
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protected:
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virtual ~ODriverEnumeration();
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public:
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ODriverEnumeration(const DriverArray& _rDriverSequence);
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// XEnumeration
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virtual sal_Bool SAL_CALL hasMoreElements( ) throw(RuntimeException);
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virtual Any SAL_CALL nextElement( ) throw(NoSuchElementException, WrappedTargetException, RuntimeException);
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};
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//--------------------------------------------------------------------------
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ODriverEnumeration::ODriverEnumeration(const DriverArray& _rDriverSequence)
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:m_aDrivers( _rDriverSequence )
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,m_aPos( m_aDrivers.begin() )
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{
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}
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//--------------------------------------------------------------------------
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ODriverEnumeration::~ODriverEnumeration()
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{
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}
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//--------------------------------------------------------------------------
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sal_Bool SAL_CALL ODriverEnumeration::hasMoreElements( ) throw(RuntimeException)
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{
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return m_aPos != m_aDrivers.end();
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}
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//--------------------------------------------------------------------------
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Any SAL_CALL ODriverEnumeration::nextElement( ) throw(NoSuchElementException, WrappedTargetException, RuntimeException)
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{
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if ( !hasMoreElements() )
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throwNoSuchElementException();
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return makeAny( *m_aPos++ );
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}
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//=====================================================================
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//= helper
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//=====================================================================
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//---------------------------------------------------------------------
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//--- 24.08.01 11:27:59 -----------------------------------------------
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/// an STL functor which ensures that a SdbcDriver described by a DriverAccess is loaded
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struct EnsureDriver : public ::std::unary_function< DriverAccess, DriverAccess >
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{
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const DriverAccess& operator()( const DriverAccess& _rDescriptor ) const
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{
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if ( !_rDescriptor.xDriver.is() )
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// we did not load this driver, yet
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if ( _rDescriptor.xComponentFactory.is() )
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// we have a factory for it
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const_cast< DriverAccess& >( _rDescriptor ).xDriver = _rDescriptor.xDriver.query( _rDescriptor.xComponentFactory->createInstance() );
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return _rDescriptor;
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}
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};
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//---------------------------------------------------------------------
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//--- 24.08.01 11:28:04 -----------------------------------------------
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/// an STL functor which extracts a SdbcDriver from a DriverAccess
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struct ExtractDriverFromAccess : public ::std::unary_function< DriverAccess, SdbcDriver >
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{
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SdbcDriver operator()( const DriverAccess& _rAccess ) const
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{
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return _rAccess.xDriver;
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}
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};
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//---------------------------------------------------------------------
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//--- 24.08.01 12:37:50 -----------------------------------------------
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typedef ::std::unary_compose< ExtractDriverFromAccess, EnsureDriver > ExtractAfterLoad_BASE;
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/// an STL functor which loads a driver described by a DriverAccess, and extracts the SdbcDriver
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struct ExtractAfterLoad : public ExtractAfterLoad_BASE
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{
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ExtractAfterLoad() : ExtractAfterLoad_BASE( ExtractDriverFromAccess(), EnsureDriver() ) { }
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};
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//---------------------------------------------------------------------
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//--- 24.08.01 11:42:36 -----------------------------------------------
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struct ExtractDriverFromCollectionElement : public ::std::unary_function< DriverCollection::value_type, SdbcDriver >
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{
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SdbcDriver operator()( const DriverCollection::value_type& _rElement ) const
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{
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return _rElement.second;
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}
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};
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//---------------------------------------------------------------------
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//--- 24.08.01 11:51:03 -----------------------------------------------
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// predicate for checking whether or not a driver accepts a given URL
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class AcceptsURL : public ::std::unary_function< SdbcDriver, bool >
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{
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protected:
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const ::rtl::OUString& m_rURL;
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public:
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// ctor
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AcceptsURL( const ::rtl::OUString& _rURL ) : m_rURL( _rURL ) { }
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//.................................................................
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bool operator()( const SdbcDriver& _rDriver ) const
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{
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// ask the driver
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if ( _rDriver.is() && _rDriver->acceptsURL( m_rURL ) )
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return true;
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// does not accept ...
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return false;
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}
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};
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//---------------------------------------------------------------------
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//--- 24.08.01 12:51:54 -----------------------------------------------
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static sal_Int32 lcl_getDriverPrecedence( const Reference< XMultiServiceFactory >& _rxFactory, Sequence< ::rtl::OUString >& _rPrecedence )
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{
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_rPrecedence.realloc( 0 );
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try
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{
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// some strings we need
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const ::rtl::OUString sConfigurationProviderServiceName =
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::rtl::OUString::createFromAscii("com.sun.star.configuration.ConfigurationProvider");
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const ::rtl::OUString sDriverManagerConfigLocation =
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::rtl::OUString::createFromAscii("org.openoffice.Office.DataAccess/DriverManager");
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const ::rtl::OUString sDriverPreferenceLocation =
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::rtl::OUString::createFromAscii("DriverPrecedence");
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const ::rtl::OUString sNodePathArgumentName =
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::rtl::OUString::createFromAscii("nodepath");
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const ::rtl::OUString sNodeAccessServiceName =
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::rtl::OUString::createFromAscii("com.sun.star.configuration.ConfigurationAccess");
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// create a configuration provider
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Reference< XMultiServiceFactory > xConfigurationProvider(
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_rxFactory->createInstance(sConfigurationProviderServiceName),
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UNO_QUERY);
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OSL_ENSURE(xConfigurationProvider.is(), "lcl_getDriverPrecedence: could not instantiate the configuration provider!");
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if (xConfigurationProvider.is())
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{
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// one argument for creating the node access: the path to the configuration node
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Sequence< Any > aCreationArgs(1);
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aCreationArgs[0] <<= PropertyValue(sNodePathArgumentName, 0, makeAny(sDriverManagerConfigLocation), PropertyState_DIRECT_VALUE);
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// create the node access
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Reference< XNameAccess > xDriverManagerNode(xConfigurationProvider->createInstanceWithArguments(sNodeAccessServiceName, aCreationArgs), UNO_QUERY);
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OSL_ENSURE(xDriverManagerNode.is(), "lcl_getDriverPrecedence: could not open my configuration node!");
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if (xDriverManagerNode.is())
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{
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// obtain the preference list
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Any aPreferences = xDriverManagerNode->getByName(sDriverPreferenceLocation);
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#if OSL_DEBUG_LEVEL > 0
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sal_Bool bSuccess =
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#endif
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aPreferences >>= _rPrecedence;
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OSL_ENSURE(bSuccess || !aPreferences.hasValue(), "lcl_getDriverPrecedence: invalid value for the preferences node (no string sequence but not NULL)!");
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}
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}
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}
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catch( const Exception& e)
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{
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e; // make compiler happy
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OSL_ENSURE( sal_False, "lcl_getDriverPrecedence: caught an exception!" );
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}
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return _rPrecedence.getLength();
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}
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//---------------------------------------------------------------------
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//--- 24.08.01 13:01:56 -----------------------------------------------
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/// an STL argorithm compatible predicate comparing two DriverAccess instances by their implementation names
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struct CompareDriverAccessByName : public ::std::binary_function< DriverAccess, DriverAccess, bool >
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{
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//.................................................................
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bool operator()( const DriverAccess& lhs, const DriverAccess& rhs )
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{
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return lhs.sImplementationName < rhs.sImplementationName ? true : false;
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}
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};
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//---------------------------------------------------------------------
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//--- 24.08.01 13:08:17 -----------------------------------------------
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/// and STL argorithm compatible predicate comparing a DriverAccess' impl name to a string
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struct CompareDriverAccessToName : public ::std::binary_function< DriverAccess, ::rtl::OUString, bool >
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{
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//.................................................................
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bool operator()( const DriverAccess& lhs, const ::rtl::OUString& rhs )
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{
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return lhs.sImplementationName < rhs ? true : false;
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}
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//.................................................................
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bool operator()( const ::rtl::OUString& lhs, const DriverAccess& rhs )
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{
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return lhs < rhs.sImplementationName ? true : false;
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}
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};
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//==========================================================================
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//= OSDBCDriverManager
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//==========================================================================
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//--------------------------------------------------------------------------
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OSDBCDriverManager::OSDBCDriverManager(const Reference< XMultiServiceFactory >& _rxFactory)
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:m_xServiceFactory(_rxFactory)
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,m_nLoginTimeout(NULL)
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{
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// bootstrap all objects supporting the .sdb.Driver service
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bootstrapDrivers();
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// initialize the drivers order
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initializeDriverPrecedence();
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}
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//---------------------------------------------------------------------
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//--- 24.08.01 11:15:32 -----------------------------------------------
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void OSDBCDriverManager::bootstrapDrivers()
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{
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Reference< XContentEnumerationAccess > xEnumAccess(m_xServiceFactory, UNO_QUERY);
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Reference< XEnumeration > xEnumDrivers;
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if (xEnumAccess.is())
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xEnumDrivers = xEnumAccess->createContentEnumeration(SERVICE_SDBC_DRIVER);
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OSL_ENSURE( xEnumDrivers.is(), "OSDBCDriverManager::bootstrapDrivers: no enumeration for the drivers available!" );
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if (xEnumDrivers.is())
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{
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Reference< XSingleServiceFactory > xFactory;
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Reference< XServiceInfo > xSI;
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while (xEnumDrivers->hasMoreElements())
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{
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::cppu::extractInterface( xFactory, xEnumDrivers->nextElement() );
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OSL_ENSURE( xFactory.is(), "OSDBCDriverManager::bootstrapDrivers: no factory extracted" );
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if ( xFactory.is() )
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{
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// we got a factory for the driver
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DriverAccess aDriverDescriptor;
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sal_Bool bValidDescriptor = sal_False;
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// can it tell us something about the implementation name?
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xSI = xSI.query( xFactory );
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if ( xSI.is() )
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{ // yes -> no need to load the driver immediately (load it later when needed)
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aDriverDescriptor.sImplementationName = xSI->getImplementationName();
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aDriverDescriptor.xComponentFactory = xFactory;
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bValidDescriptor = sal_True;
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}
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else
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{
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// no -> create the driver
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Reference< XDriver > xDriver( xFactory->createInstance(), UNO_QUERY );
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OSL_ENSURE( xDriver.is(), "OSDBCDriverManager::bootstrapDrivers: a driver which is no driver?!" );
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if ( xDriver.is() )
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{
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aDriverDescriptor.xDriver = xDriver;
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// and obtain it's implementation name
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xSI = xSI.query( xDriver );
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OSL_ENSURE( xSI.is(), "OSDBCDriverManager::bootstrapDrivers: a driver without service info?" );
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if ( xSI.is() )
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{
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aDriverDescriptor.sImplementationName = xSI->getImplementationName();
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bValidDescriptor = sal_True;
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}
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}
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}
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if ( bValidDescriptor )
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{
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m_aDriversBS.push_back( aDriverDescriptor );
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}
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}
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}
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}
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}
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//--------------------------------------------------------------------------
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void OSDBCDriverManager::initializeDriverPrecedence()
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{
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if (!m_aDriversBS.size())
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// nothing to do
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return;
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try
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{
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// get the precedence of the drivers from the configuration
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Sequence< ::rtl::OUString > aDriverOrder;
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if ( 0 == lcl_getDriverPrecedence( m_xServiceFactory, aDriverOrder ) )
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// nothing to do
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return;
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// aDriverOrder now is the list of driver implementation names in the order they should be used
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// sort our bootstrapped drivers
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::std::sort( m_aDriversBS.begin(), m_aDriversBS.end(), CompareDriverAccessByName() );
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// loop through the names in the precedence order
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const ::rtl::OUString* pDriverOrder = aDriverOrder.getConstArray();
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const ::rtl::OUString* pDriverOrderEnd = pDriverOrder + aDriverOrder.getLength();
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// the first driver for which there is no preference
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DriverAccessArrayIterator aNoPrefDriversStart = m_aDriversBS.begin();
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// at the moment this is the first of all drivers we know
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for ( ; ( pDriverOrder < pDriverOrderEnd ) && ( aNoPrefDriversStart != m_aDriversBS.end() ); ++pDriverOrder )
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{
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// look for the impl name in the DriverAccess array
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::std::pair< DriverAccessArrayIterator, DriverAccessArrayIterator > aPos =
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::std::equal_range( aNoPrefDriversStart, m_aDriversBS.end(), *pDriverOrder, CompareDriverAccessToName() );
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if ( aPos.first != aPos.second )
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{ // we have a DriverAccess with this impl name
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OSL_ENSURE( ::std::distance( aPos.first, aPos.second ) == 1,
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"OSDBCDriverManager::initializeDriverPrecedence: move than one driver with this impl name? How this?" );
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// move the DriverAccess pointed to by aPos.first to the position pointed to by aNoPrefDriversStart
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if ( aPos.first != aNoPrefDriversStart )
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{ // if this does not hold, the DriverAccess alread has the correct position
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// rotate the range [aNoPrefDriversStart, aPos.second) right 1 element
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::std::rotate( aNoPrefDriversStart, aPos.second - 1, aPos.second );
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}
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// next round we start searching and pos right
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++aNoPrefDriversStart;
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}
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}
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}
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catch (Exception&)
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{
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OSL_ENSURE(sal_False, "OSDBCDriverManager::initializeDriverPrecedence: caught an exception while sorting the drivers!");
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}
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}
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//--------------------------------------------------------------------------
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Reference< XConnection > SAL_CALL OSDBCDriverManager::getConnection( const ::rtl::OUString& _rURL ) throw(SQLException, RuntimeException)
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{
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MutexGuard aGuard(m_aMutex);
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Reference< XConnection > xConnection;
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Reference< XDriver > xDriver = implGetDriverForURL(_rURL);
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if (xDriver.is())
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// TODO : handle the login timeout
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xConnection = xDriver->connect(_rURL, Sequence< PropertyValue >());
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// may throw an exception
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return xConnection;
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}
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//--------------------------------------------------------------------------
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Reference< XConnection > SAL_CALL OSDBCDriverManager::getConnectionWithInfo( const ::rtl::OUString& _rURL, const Sequence< PropertyValue >& _rInfo ) throw(SQLException, RuntimeException)
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{
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MutexGuard aGuard(m_aMutex);
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Reference< XConnection > xConnection;
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Reference< XDriver > xDriver = implGetDriverForURL(_rURL);
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if (xDriver.is())
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// TODO : handle the login timeout
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xConnection = xDriver->connect(_rURL, _rInfo);
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// may throw an exception
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return xConnection;
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}
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//--------------------------------------------------------------------------
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void SAL_CALL OSDBCDriverManager::setLoginTimeout( sal_Int32 seconds ) throw(RuntimeException)
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{
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MutexGuard aGuard(m_aMutex);
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m_nLoginTimeout = seconds;
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}
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//--------------------------------------------------------------------------
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sal_Int32 SAL_CALL OSDBCDriverManager::getLoginTimeout( ) throw(RuntimeException)
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{
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MutexGuard aGuard(m_aMutex);
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return m_nLoginTimeout;
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}
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//--------------------------------------------------------------------------
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Reference< XEnumeration > SAL_CALL OSDBCDriverManager::createEnumeration( ) throw(RuntimeException)
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{
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MutexGuard aGuard(m_aMutex);
|
|
|
|
ODriverEnumeration::DriverArray aDrivers;
|
|
|
|
// ensure that all our bootstrapped drivers are insatntiated
|
|
::std::for_each( m_aDriversBS.begin(), m_aDriversBS.end(), EnsureDriver() );
|
|
|
|
// copy the bootstrapped drivers
|
|
::std::transform(
|
|
m_aDriversBS.begin(), // "copy from" start
|
|
m_aDriversBS.end(), // "copy from" end
|
|
::std::back_inserter( aDrivers ), // insert into
|
|
ExtractDriverFromAccess() // transformation to apply (extract a driver from a driver access)
|
|
);
|
|
|
|
// append the runtime drivers
|
|
::std::transform(
|
|
m_aDriversRT.begin(), // "copy from" start
|
|
m_aDriversRT.end(), // "copy from" end
|
|
::std::back_inserter( aDrivers ), // insert into
|
|
ExtractDriverFromCollectionElement() // transformation to apply (extract a driver from a driver access)
|
|
);
|
|
|
|
return new ODriverEnumeration( aDrivers );
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
::com::sun::star::uno::Type SAL_CALL OSDBCDriverManager::getElementType( ) throw(::com::sun::star::uno::RuntimeException)
|
|
{
|
|
return ::getCppuType(static_cast< Reference< XDriver >* >(NULL));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
sal_Bool SAL_CALL OSDBCDriverManager::hasElements( ) throw(::com::sun::star::uno::RuntimeException)
|
|
{
|
|
MutexGuard aGuard(m_aMutex);
|
|
return !(m_aDriversBS.empty() && m_aDriversRT.empty());
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
::rtl::OUString SAL_CALL OSDBCDriverManager::getImplementationName( ) throw(RuntimeException)
|
|
{
|
|
return getImplementationName_Static();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
sal_Bool SAL_CALL OSDBCDriverManager::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException)
|
|
{
|
|
Sequence< ::rtl::OUString > aSupported(getSupportedServiceNames());
|
|
const ::rtl::OUString* pSupported = aSupported.getConstArray();
|
|
const ::rtl::OUString* pEnd = pSupported + aSupported.getLength();
|
|
for (;pSupported != pEnd && !pSupported->equals(_rServiceName); ++pSupported)
|
|
;
|
|
|
|
return pSupported != pEnd;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
Sequence< ::rtl::OUString > SAL_CALL OSDBCDriverManager::getSupportedServiceNames( ) throw(RuntimeException)
|
|
{
|
|
return getSupportedServiceNames_Static();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
Reference< XInterface > SAL_CALL OSDBCDriverManager::CreateInstance(const Reference< XMultiServiceFactory >& _rxFactory)
|
|
{
|
|
return static_cast<XDriverManager*>(new OSDBCDriverManager(_rxFactory));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
::rtl::OUString SAL_CALL OSDBCDriverManager::getImplementationName_Static( ) throw(RuntimeException)
|
|
{
|
|
return ::rtl::OUString::createFromAscii("com.sun.star.sdbc.OSDBCDriverManager");
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
Sequence< ::rtl::OUString > SAL_CALL OSDBCDriverManager::getSupportedServiceNames_Static( ) throw(RuntimeException)
|
|
{
|
|
Sequence< ::rtl::OUString > aSupported(1);
|
|
aSupported[0] = ::rtl::OUString::createFromAscii("com.sun.star.sdbc.DriverManager");
|
|
return aSupported;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
Reference< XInterface > SAL_CALL OSDBCDriverManager::getRegisteredObject( const ::rtl::OUString& _rName ) throw(Exception, RuntimeException)
|
|
{
|
|
MutexGuard aGuard(m_aMutex);
|
|
ConstDriverCollectionIterator aSearch = m_aDriversRT.find(_rName);
|
|
if (aSearch == m_aDriversRT.end())
|
|
throwNoSuchElementException();
|
|
|
|
return aSearch->second;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
void SAL_CALL OSDBCDriverManager::registerObject( const ::rtl::OUString& _rName, const Reference< XInterface >& _rxObject ) throw(Exception, RuntimeException)
|
|
{
|
|
MutexGuard aGuard(m_aMutex);
|
|
ConstDriverCollectionIterator aSearch = m_aDriversRT.find(_rName);
|
|
if (aSearch == m_aDriversRT.end())
|
|
{
|
|
Reference< XDriver > xNewDriver(_rxObject, UNO_QUERY);
|
|
if (xNewDriver.is())
|
|
m_aDriversRT.insert(DriverCollection::value_type(_rName, xNewDriver));
|
|
else
|
|
throw IllegalArgumentException();
|
|
}
|
|
else
|
|
throw ElementExistException();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
void SAL_CALL OSDBCDriverManager::revokeObject( const ::rtl::OUString& _rName ) throw(Exception, RuntimeException)
|
|
{
|
|
MutexGuard aGuard(m_aMutex);
|
|
DriverCollectionIterator aSearch = m_aDriversRT.find(_rName);
|
|
if (aSearch == m_aDriversRT.end())
|
|
throwNoSuchElementException();
|
|
|
|
m_aDriversRT.erase(aSearch); // we already have the iterator so we could use it
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
Reference< XDriver > SAL_CALL OSDBCDriverManager::getDriverByURL( const ::rtl::OUString& _rURL ) throw(RuntimeException)
|
|
{
|
|
return implGetDriverForURL(_rURL);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------
|
|
Reference< XDriver > OSDBCDriverManager::implGetDriverForURL(const ::rtl::OUString& _rURL)
|
|
{
|
|
Reference< XDriver > xReturn;
|
|
|
|
{
|
|
// search all bootstrapped drivers
|
|
DriverAccessArrayIterator aPos = ::std::find_if(
|
|
m_aDriversBS.begin(), // begin of search range
|
|
m_aDriversBS.end(), // end of search range
|
|
unary_compose< AcceptsURL, ExtractAfterLoad >( AcceptsURL( _rURL ), ExtractAfterLoad() )
|
|
// compose two functors: extract the driver from the access, then ask the resulting driver for acceptance
|
|
);
|
|
|
|
// found something?
|
|
if ( m_aDriversBS.end() != aPos )
|
|
xReturn = aPos->xDriver;
|
|
}
|
|
|
|
if ( !xReturn.is() )
|
|
{
|
|
// no -> search the runtime drivers
|
|
DriverCollectionIterator aPos = ::std::find_if(
|
|
m_aDriversRT.begin(), // begin of search range
|
|
m_aDriversRT.end(), // end of search range
|
|
unary_compose< AcceptsURL, ExtractDriverFromCollectionElement >( AcceptsURL( _rURL ), ExtractDriverFromCollectionElement() )
|
|
// compose two functors: extract the driver from the access, then ask the resulting driver for acceptance
|
|
);
|
|
|
|
if ( m_aDriversRT.end() != aPos )
|
|
xReturn = aPos->second;
|
|
}
|
|
|
|
return xReturn;
|
|
}
|
|
|
|
} // namespace connectivity
|
|
} // namespace sdbc
|
|
|
|
|