515 lines
16 KiB
C++
515 lines
16 KiB
C++
/*************************************************************************
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*
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* $RCSfile: pq_xcontainer.cxx,v $
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*
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* $Revision: 1.1.2.5 $
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*
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* last change: $Author: jbu $ $Date: 2007/01/07 13:50:38 $
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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: Joerg Budischewski
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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): Joerg Budischewski
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*
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*
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************************************************************************/
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#include <rtl/ustrbuf.hxx>
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#include <com/sun/star/sdbc/XRow.hpp>
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#include <com/sun/star/sdbc/XParameters.hpp>
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#include <cppuhelper/implbase1.hxx>
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#include "pq_xcontainer.hxx"
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#include "pq_statics.hxx"
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#include "pq_tools.hxx"
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using osl::MutexGuard;
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using rtl::OUString;
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using rtl::OUStringBuffer;
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using rtl::OUStringToOString;
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using com::sun::star::beans::XPropertySet;
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using com::sun::star::uno::Any;
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using com::sun::star::uno::makeAny;
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using com::sun::star::uno::UNO_QUERY;
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using com::sun::star::uno::Type;
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using com::sun::star::uno::XInterface;
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using com::sun::star::uno::Reference;
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using com::sun::star::uno::Sequence;
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using com::sun::star::uno::RuntimeException;
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using com::sun::star::container::NoSuchElementException;
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using com::sun::star::container::XEnumeration;
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using com::sun::star::container::XContainerListener;
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using com::sun::star::container::ContainerEvent;
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using com::sun::star::lang::IndexOutOfBoundsException;
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using com::sun::star::lang::XEventListener;
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using com::sun::star::lang::WrappedTargetException;
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using com::sun::star::sdbc::XRow;
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using com::sun::star::sdbc::XCloseable;
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using com::sun::star::sdbc::XStatement;
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using com::sun::star::sdbc::XResultSet;
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using com::sun::star::sdbc::XParameters;
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using com::sun::star::sdbc::XPreparedStatement;
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using com::sun::star::sdbcx::XDataDescriptorFactory;
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namespace pq_sdbc_driver
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{
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#define ASCII_STR(x) OUString( RTL_CONSTASCII_USTRINGPARAM( x ) )
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class ReplacedBroadcaster : public EventBroadcastHelper
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{
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ContainerEvent m_event;
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public:
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ReplacedBroadcaster(
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const Reference< XInterface > & source,
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const rtl::OUString & name,
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const Any & newElement,
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const rtl::OUString & oldElement ) :
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m_event( source, makeAny( name ), newElement, makeAny(oldElement) )
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{}
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virtual void fire( XEventListener * listener ) const
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{
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((XContainerListener*)listener)->elementReplaced( m_event );
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}
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virtual Type getType() const
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{
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return getCppuType( (Reference< XContainerListener > *)0 );
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}
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};
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class InsertedBroadcaster : public EventBroadcastHelper
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{
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public:
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ContainerEvent m_event;
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InsertedBroadcaster(
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const Reference< XInterface > & source,
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const rtl::OUString & name,
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const Any & newElement ) :
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m_event( source, makeAny( name ), newElement, Any() )
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{}
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virtual void fire( XEventListener * listener ) const
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{
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((XContainerListener*)listener)->elementInserted( m_event );
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}
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virtual Type getType() const
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{
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return getCppuType( (Reference< XContainerListener > *)0 );
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}
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};
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class RemovedBroadcaster : public EventBroadcastHelper
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{
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public:
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ContainerEvent m_event;
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RemovedBroadcaster(
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const Reference< XInterface > & source,
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const rtl::OUString & name) :
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m_event( source, makeAny( name ), Any(), Any() )
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{}
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virtual void fire( XEventListener * listener ) const
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{
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((XContainerListener*)listener)->elementRemoved( m_event );
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}
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virtual Type getType() const
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{
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return getCppuType( (Reference< XContainerListener > *)0 );
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}
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};
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Container::Container(
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const ::rtl::Reference< RefCountedMutex > & refMutex,
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const ::com::sun::star::uno::Reference< com::sun::star::sdbc::XConnection > & origin,
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ConnectionSettings *pSettings,
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const ::rtl::OUString &type)
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: ContainerBase( refMutex->mutex ),
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m_refMutex( refMutex ),
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m_pSettings( pSettings ),
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m_origin( origin ),
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m_type( type )
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{
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}
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Any Container::getByName( const ::rtl::OUString& aName )
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throw (NoSuchElementException,WrappedTargetException,RuntimeException)
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{
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String2IntMap::const_iterator ii = m_name2index.find( aName );
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if( ii == m_name2index.end() )
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{
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OUStringBuffer buf(128);
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buf.appendAscii( "Element " );
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buf.append( aName );
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buf.appendAscii( " unknown in " );
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buf.append( m_type );
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buf.appendAscii( "-Container" );
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throw NoSuchElementException( buf.makeStringAndClear() , *this );
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}
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OSL_ASSERT( ii->second >= 0 && ii->second < m_values.getLength() );
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return m_values[ ii->second ];
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}
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Sequence< OUString > Container::getElementNames( )
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throw (::com::sun::star::uno::RuntimeException)
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{
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Sequence< OUString > ret( m_values.getLength() );
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for( String2IntMap::const_iterator ii = m_name2index.begin();
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ii != m_name2index.end() ;
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++ ii )
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{
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// give element names in index order !
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ret[ii->second] = ii->first;
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// ret[i] = ii->first;
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}
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return ret;
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}
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sal_Bool Container::hasByName( const ::rtl::OUString& aName )
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throw (::com::sun::star::uno::RuntimeException)
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{
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return m_name2index.find( aName ) != m_name2index.end();
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}
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// Methods
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Type Container::getElementType( )
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throw (::com::sun::star::uno::RuntimeException)
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{
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return Type();
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}
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sal_Bool Container::hasElements( )
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throw (::com::sun::star::uno::RuntimeException)
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{
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return ! m_name2index.empty();
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}
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Any Container::getByIndex( sal_Int32 Index )
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throw (::com::sun::star::lang::IndexOutOfBoundsException,
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::com::sun::star::lang::WrappedTargetException,
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::com::sun::star::uno::RuntimeException)
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{
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if( Index < 0 || Index >= m_values.getLength() )
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{
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OUStringBuffer buf(128);
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buf.appendAscii( "Index " );
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buf.append( Index );
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buf.appendAscii(" out of range for " );
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buf.append( m_type );
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buf.appendAscii("-Container, expected 0 <= x <= " );
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buf.append( (sal_Int32 ) (m_values.getLength() -1));
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throw IndexOutOfBoundsException( buf.makeStringAndClear(), *this );
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}
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return m_values[Index];
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}
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sal_Int32 Container::getCount()
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throw (::com::sun::star::uno::RuntimeException)
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{
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return m_values.getLength();
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}
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class ContainerEnumeration : public ::cppu::WeakImplHelper1< XEnumeration >
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{
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com::sun::star::uno::Sequence< com::sun::star::uno::Any > m_vec;
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sal_Int32 m_index;
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public:
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ContainerEnumeration( const com::sun::star::uno::Sequence< com::sun::star::uno::Any > &vec )
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: m_vec( vec ),
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m_index( -1 )
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{}
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public:
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// XEnumeration
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virtual sal_Bool SAL_CALL hasMoreElements( )
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throw (::com::sun::star::uno::RuntimeException);
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virtual ::com::sun::star::uno::Any SAL_CALL nextElement( )
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throw (::com::sun::star::container::NoSuchElementException,
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::com::sun::star::lang::WrappedTargetException,
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::com::sun::star::uno::RuntimeException);
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};
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sal_Bool ContainerEnumeration::hasMoreElements()
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throw (::com::sun::star::uno::RuntimeException)
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{
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return m_vec.getLength() > m_index +1;
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}
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com::sun::star::uno::Any ContainerEnumeration::nextElement()
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throw (::com::sun::star::container::NoSuchElementException,
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::com::sun::star::lang::WrappedTargetException,
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::com::sun::star::uno::RuntimeException)
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{
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if( ! hasMoreElements() )
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{
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throw NoSuchElementException(
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ASCII_STR( "NoSuchElementException during enumeration" ), *this );
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}
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m_index ++;
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return m_vec[m_index];
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}
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Reference< XEnumeration > Container::createEnumeration( )
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throw (::com::sun::star::uno::RuntimeException)
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{
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return new ContainerEnumeration( m_values );
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}
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void Container::addRefreshListener(
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const ::com::sun::star::uno::Reference< ::com::sun::star::util::XRefreshListener >& l )
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throw (::com::sun::star::uno::RuntimeException)
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{
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rBHelper.addListener( getCppuType(&l) , l );
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}
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void Container::removeRefreshListener(
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const ::com::sun::star::uno::Reference< ::com::sun::star::util::XRefreshListener >& l )
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throw (::com::sun::star::uno::RuntimeException)
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{
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rBHelper.removeListener( getCppuType(&l) , l );
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}
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void Container::disposing()
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{
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m_origin.clear();
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}
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void Container::rename( const rtl::OUString &oldName, const rtl::OUString &newName )
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{
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Any newValue;
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{
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osl::MutexGuard guard ( m_refMutex->mutex );
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String2IntMap::iterator ii = m_name2index.find( oldName );
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if( ii != m_name2index.end() )
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{
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sal_Int32 nIndex = ii->second;
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newValue = m_values[nIndex];
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m_name2index.erase( ii );
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m_name2index[ newName ] = nIndex;
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newValue = m_values[nIndex];
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}
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}
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fire( ReplacedBroadcaster( *this, newName, newValue, oldName ) );
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fire( RefreshedBroadcaster( *this ) );
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}
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void Container::dropByName( const ::rtl::OUString& elementName )
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throw (::com::sun::star::sdbc::SQLException,
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::com::sun::star::container::NoSuchElementException,
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::com::sun::star::uno::RuntimeException)
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{
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osl::MutexGuard guard( m_refMutex->mutex );
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String2IntMap::const_iterator ii = m_name2index.find( elementName );
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if( ii == m_name2index.end() )
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{
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OUStringBuffer buf( 128 );
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buf.appendAscii( "Column " );
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buf.append( elementName );
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buf.appendAscii( " is unknown in " );
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buf.append( m_type );
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// buf.appendAscii( " " );
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// buf.append( m_schemaName );
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// buf.appendAscii( "." );
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// buf.append( m_tableName );
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buf.appendAscii( " container, so it can't be dropped" );
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throw com::sun::star::container::NoSuchElementException(
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buf.makeStringAndClear(), *this );
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}
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dropByIndex( ii->second );
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}
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void Container::dropByIndex( sal_Int32 index )
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throw (::com::sun::star::sdbc::SQLException,
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::com::sun::star::lang::IndexOutOfBoundsException,
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::com::sun::star::uno::RuntimeException)
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{
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osl::MutexGuard guard( m_refMutex->mutex );
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if( index < 0 || index >= m_values.getLength() )
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{
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OUStringBuffer buf( 128 );
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buf.appendAscii( "Index out of range (allowed 0 to " );
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buf.append((sal_Int32)(m_values.getLength() -1) );
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buf.appendAscii( ", got " );
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buf.append( index );
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buf.appendAscii( ") in " );
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buf.append( m_type );
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throw com::sun::star::lang::IndexOutOfBoundsException(
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buf.makeStringAndClear(), *this );
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}
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OUString name;
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for( String2IntMap::iterator ii = m_name2index.begin() ;
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ii != m_name2index.end() ;
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++ ii )
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{
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if( ii->second == index )
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{
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name = ii->first;
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m_name2index.erase( ii );
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break;
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}
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}
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Any oldElement = m_values[index];
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for( int i = index +1 ; i < m_values.getLength() ; i ++ )
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{
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m_values[i-1] = m_values[i];
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// I know, this is expensive, but don't want to maintain another map ...
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for( String2IntMap::iterator ii = m_name2index.begin() ;
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ii != m_name2index.end() ;
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++ ii )
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{
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if( ii->second == i )
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{
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ii->second = i-1;
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break;
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}
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}
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}
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m_values.realloc( m_values.getLength() - 1 );
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fire( RemovedBroadcaster( *this, name ) );
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}
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void Container::append(
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const rtl::OUString & name,
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const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& descriptor )
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throw ( ::com::sun::star::container::ElementExistException )
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{
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osl::MutexGuard guard( m_refMutex->mutex );
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if( hasByName( name ) )
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{
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OUStringBuffer buf( 128 );
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buf.appendAscii( "a ");
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buf.append( m_type );
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buf.appendAscii( " with name " );
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buf.append( name );
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buf.appendAscii( " already exists in this container" );
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throw com::sun::star::container::ElementExistException(
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buf.makeStringAndClear() , *this );
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}
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int index = m_values.getLength();
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m_values.realloc( m_values.getLength() + 1 );
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m_values[index] = makeAny( descriptor );
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m_name2index[name] = index;
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fire( InsertedBroadcaster( *this, name, makeAny( descriptor ) ) );
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}
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void Container::appendByDescriptor(
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const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& descriptor)
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throw (::com::sun::star::sdbc::SQLException,
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::com::sun::star::container::ElementExistException,
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::com::sun::star::uno::RuntimeException)
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{
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append( extractStringProperty( descriptor, getStatics().NAME ), descriptor );
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}
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void Container::addContainerListener(
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const ::com::sun::star::uno::Reference< ::com::sun::star::container::XContainerListener >& l )
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throw (::com::sun::star::uno::RuntimeException)
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{
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rBHelper.addListener( getCppuType(&l) , l );
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}
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void Container::removeContainerListener(
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const ::com::sun::star::uno::Reference< ::com::sun::star::container::XContainerListener >& l )
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throw (::com::sun::star::uno::RuntimeException)
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{
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rBHelper.removeListener( getCppuType(&l) , l );
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}
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void Container::fire( const EventBroadcastHelper &helper )
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{
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Reference< ::com::sun::star::util::XRefreshListener > l;
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cppu::OInterfaceContainerHelper *container = rBHelper.getContainer( helper.getType() );
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if( container )
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{
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cppu::OInterfaceIteratorHelper iterator( * container );
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while( iterator.hasMoreElements() )
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{
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try
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{
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helper.fire( (XEventListener * ) iterator.next() );
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}
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catch ( com::sun::star::uno::RuntimeException & e )
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{
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OSL_ENSURE( 0, "exception catched" );
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// loose coupling, a runtime exception shall not break anything
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// TODO: log away as warning !
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}
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catch( com::sun::star::uno::Exception & e )
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{
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OSL_ENSURE( 0, "exception from listener flying through" );
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throw;
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}
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}
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}
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}
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}
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