489 lines
20 KiB
C++
489 lines
20 KiB
C++
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/*************************************************************************
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*
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* $RCSfile: configvaluecontainer.cxx,v $
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*
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* $Revision: 1.1 $
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*
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* last change: $Author: fs $ $Date: 2001-08-21 12:53:30 $
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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 EXPRESS 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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#ifndef UNOTOOLS_CONFIGVALUECONTAINER_HXX
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#include <unotools/configvaluecontainer.hxx>
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#endif
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#ifndef _UNOTOOLS_CONFIGNODE_HXX_
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#include <unotools/confignode.hxx>
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#endif
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#ifndef _TOOLS_DEBUG_HXX
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#include <tools/debug.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 _UNO_DATA_H_
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#include <uno/data.h>
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#endif
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//.........................................................................
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namespace utl
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{
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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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//=====================================================================
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//= NodeValueAccessor
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//=====================================================================
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enum LocationType
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{
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ltSimplyObjectInstance,
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ltAnyInstance,
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ltUnbound
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};
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struct NodeValueAccessor
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{
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private:
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::rtl::OUString sRelativePath; // the relative path of the node
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LocationType eLocationType; // the type of location where the value is stored
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void* pLocation; // the pointer to the location
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Type aDataType; // the type object pointed to by pLocation
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public:
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NodeValueAccessor( const ::rtl::OUString& _rNodePath );
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void bind( void* _pLocation, const Type& _rType );
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void bind( Any* _pLocation );
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bool isBound( ) const { return ( ltUnbound != eLocationType ) && ( NULL != pLocation ); }
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const ::rtl::OUString& getPath( ) const { return sRelativePath; }
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LocationType getLocType( ) const { return eLocationType; }
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void* getLocation( ) const { return pLocation; }
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const Type& getDataType( ) const { return aDataType; }
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bool operator == ( const NodeValueAccessor& rhs ) const;
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bool operator != ( const NodeValueAccessor& rhs ) const { return !operator == ( rhs ); }
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};
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//---------------------------------------------------------------------
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//--- 20.08.01 17:21:13 -----------------------------------------------
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NodeValueAccessor::NodeValueAccessor( const ::rtl::OUString& _rNodePath )
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:sRelativePath( _rNodePath )
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,eLocationType( ltUnbound )
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,pLocation( NULL )
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{
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 17:06:36 -----------------------------------------------
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bool NodeValueAccessor::operator == ( const NodeValueAccessor& rhs ) const
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{
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return ( sRelativePath == rhs.sRelativePath )
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&& ( eLocationType == rhs.eLocationType )
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&& ( pLocation == rhs.pLocation );
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 17:47:43 -----------------------------------------------
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void NodeValueAccessor::bind( void* _pLocation, const Type& _rType )
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{
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DBG_ASSERT( !isBound(), "NodeValueAccessor::bind: already bound!" );
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eLocationType = ltSimplyObjectInstance;
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pLocation = _pLocation;
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aDataType = _rType;
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 17:48:47 -----------------------------------------------
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void NodeValueAccessor::bind( Any* _pLocation )
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{
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DBG_ASSERT( !isBound(), "NodeValueAccessor::bind: already bound!" );
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eLocationType = ltAnyInstance;
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pLocation = _pLocation;
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aDataType = ::getCppuType( _pLocation );
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 17:42:17 -----------------------------------------------
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static void lcl_copyData( const NodeValueAccessor& _rAccessor, const Any& _rData, ::osl::Mutex& _rMutex )
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{
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::osl::MutexGuard aGuard( _rMutex );
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DBG_ASSERT( _rAccessor.isBound(), "::utl::lcl_copyData: invalid accessor!" );
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switch ( _rAccessor.getLocType() )
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{
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case ltSimplyObjectInstance:
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{
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if ( _rData.hasValue() )
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{
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#ifdef DBG_UTIL
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sal_Bool bSuccess =
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#endif
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// assign the value
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uno_type_assignData(
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_rAccessor.getLocation(), _rAccessor.getDataType().getTypeLibType(),
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const_cast< void* >( _rData.getValue() ), _rData.getValueType().getTypeLibType(),
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cpp_queryInterface, cpp_acquire, cpp_release
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);
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DBG_ASSERT( bSuccess,
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( ::rtl::OString( "::utl::lcl_copyData( Accessor, Any ): could not assign the data (node path: " )
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+= ::rtl::OString( _rAccessor.getPath().getStr(), _rAccessor.getPath().getLength(), RTL_TEXTENCODING_ASCII_US )
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+= ::rtl::OString( " !" )
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).getStr()
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);
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}
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else
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DBG_WARNING( "::utl::lcl_copyData: NULL value lost!" );
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}
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break;
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case ltAnyInstance:
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// a simple assignment of an Any ...
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*static_cast< Any* >( _rAccessor.getLocation() ) = _rData;
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break;
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}
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}
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//---------------------------------------------------------------------
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//--- 21.08.01 12:06:43 -----------------------------------------------
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static void lcl_copyData( Any& _rData, const NodeValueAccessor& _rAccessor, ::osl::Mutex& _rMutex )
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{
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::osl::MutexGuard aGuard( _rMutex );
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DBG_ASSERT( _rAccessor.isBound(), "::utl::lcl_copyData: invalid accessor!" );
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switch ( _rAccessor.getLocType() )
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{
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case ltSimplyObjectInstance:
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// a simple setValue ....
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_rData.setValue( _rAccessor.getLocation(), _rAccessor.getDataType() );
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break;
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case ltAnyInstance:
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// a simple assignment of an Any ...
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_rData = *static_cast< Any* >( _rAccessor.getLocation() );
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break;
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}
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}
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//=====================================================================
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//= functors on NodeValueAccessor instances
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//=====================================================================
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//---------------------------------------------------------------------
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//--- 21.08.01 12:01:16 -----------------------------------------------
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/// base class for functors syncronizing between exchange locations and config sub nodes
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struct SubNodeAccess : public ::std::unary_function< NodeValueAccessor, void >
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{
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protected:
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const OConfigurationNode& m_rRootNode;
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::osl::Mutex& m_rMutex;
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public:
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SubNodeAccess( const OConfigurationNode& _rRootNode, ::osl::Mutex& _rMutex )
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:m_rRootNode( _rRootNode )
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,m_rMutex( _rMutex )
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{
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}
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};
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//---------------------------------------------------------------------
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//--- 21.08.01 11:25:56 -----------------------------------------------
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struct UpdateFromConfig : public SubNodeAccess
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{
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public:
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UpdateFromConfig( const OConfigurationNode& _rRootNode, ::osl::Mutex& _rMutex ) : SubNodeAccess( _rRootNode, _rMutex ) { }
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void operator() ( NodeValueAccessor& _rAccessor )
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{
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lcl_copyData( _rAccessor, m_rRootNode.getNodeValue( _rAccessor.getPath( ) ), m_rMutex );
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}
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};
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//---------------------------------------------------------------------
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//--- 21.08.01 11:25:56 -----------------------------------------------
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struct UpdateToConfig : public SubNodeAccess
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{
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public:
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UpdateToConfig( const OConfigurationNode& _rRootNode, ::osl::Mutex& _rMutex ) : SubNodeAccess( _rRootNode, _rMutex ) { }
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void operator() ( NodeValueAccessor& _rAccessor )
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{
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Any aNewValue;
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lcl_copyData( aNewValue, _rAccessor, m_rMutex );
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m_rRootNode.setNodeValue( _rAccessor.getPath( ), aNewValue );
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}
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};
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//---------------------------------------------------------------------
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//--- 20.08.01 16:58:24 -----------------------------------------------
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DECLARE_STL_VECTOR( NodeValueAccessor, NodeValueAccessors );
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//=====================================================================
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//= OConfigurationValueContainerImpl
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//=====================================================================
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struct OConfigurationValueContainerImpl
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{
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Reference< XMultiServiceFactory > xORB; // the service factory
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::osl::Mutex& rMutex; // the mutex for accessing the data containers
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OConfigurationTreeRoot aConfigRoot; // the configuration node we're accessing
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NodeValueAccessors aAccessors; // the accessors to the node values
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OConfigurationValueContainerImpl( const Reference< XMultiServiceFactory >& _rxORB, ::osl::Mutex& _rMutex )
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:xORB( _rxORB )
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,rMutex( _rMutex )
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{
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}
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};
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//=====================================================================
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//= OConfigurationValueContainer
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//=====================================================================
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//---------------------------------------------------------------------
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//--- 20.08.01 15:53:35 -----------------------------------------------
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OConfigurationValueContainer::OConfigurationValueContainer(
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const Reference< XMultiServiceFactory >& _rxORB, ::osl::Mutex& _rAccessSafety,
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const sal_Char* _pConfigLocation, const sal_uInt16 _nAccessFlags, const sal_Int32 _nLevels )
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:m_pImpl( new OConfigurationValueContainerImpl( _rxORB, _rAccessSafety ) )
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{
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implConstruct( ::rtl::OUString::createFromAscii( _pConfigLocation ), _nAccessFlags, _nLevels );
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 15:55:20 -----------------------------------------------
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OConfigurationValueContainer::OConfigurationValueContainer(
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const Reference< XMultiServiceFactory >& _rxORB, ::osl::Mutex& _rAccessSafety,
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const ::rtl::OUString& _rConfigLocation, const sal_uInt16 _nAccessFlags, const sal_Int32 _nLevels )
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:m_pImpl( new OConfigurationValueContainerImpl( _rxORB, _rAccessSafety ) )
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{
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implConstruct( _rConfigLocation, _nAccessFlags, _nLevels );
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 16:01:29 -----------------------------------------------
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OConfigurationValueContainer::~OConfigurationValueContainer()
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{
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delete m_pImpl;
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 15:59:13 -----------------------------------------------
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const Reference< XMultiServiceFactory >& OConfigurationValueContainer::getServiceFactory( ) const
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{
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return m_pImpl->xORB;
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 16:02:07 -----------------------------------------------
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void OConfigurationValueContainer::implConstruct( const ::rtl::OUString& _rConfigLocation,
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const sal_uInt16 _nAccessFlags, const sal_Int32 _nLevels )
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{
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DBG_ASSERT( !m_pImpl->aConfigRoot.isValid(), "OConfigurationValueContainer::implConstruct: already initialized!" );
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// .................................
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// create the configuration node we're about to work with
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m_pImpl->aConfigRoot = OConfigurationTreeRoot::createWithServiceFactory(
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m_pImpl->xORB,
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_rConfigLocation,
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_nLevels,
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( _nAccessFlags & CVC_UPDATE_ACCESS ) ? OConfigurationTreeRoot::CM_PREFER_UPDATABLE : OConfigurationTreeRoot::CM_READONLY,
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( _nAccessFlags & CVC_IMMEDIATE_UPDATE ) ? sal_False : sal_True
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);
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DBG_ASSERT( m_pImpl->aConfigRoot.isValid(),
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( ::rtl::OString( "Could not access the configuration node located at " )
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+= ::rtl::OString( _rConfigLocation.getStr(), _rConfigLocation.getLength(), RTL_TEXTENCODING_ASCII_US )
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+= ::rtl::OString( " !" )
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).getStr()
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);
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}
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//---------------------------------------------------------------------
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//--- 20.08.01 16:39:05 -----------------------------------------------
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void OConfigurationValueContainer::registerExchangeLocation( const sal_Char* _pRelativePath,
|
||
|
|
void* _pContainer, const Type& _rValueType )
|
||
|
|
{
|
||
|
|
// checks ....
|
||
|
|
DBG_ASSERT( _pContainer, "OConfigurationValueContainer::registerExchangeLocation: invalid container location!" );
|
||
|
|
DBG_ASSERT( ( TypeClass_CHAR == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_BOOLEAN == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_BYTE == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_SHORT == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_LONG == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_DOUBLE == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_STRING == _rValueType.getTypeClass( ) )
|
||
|
|
|| ( TypeClass_SEQUENCE == _rValueType.getTypeClass( ) ),
|
||
|
|
"OConfigurationValueContainer::registerExchangeLocation: invalid type!" );
|
||
|
|
|
||
|
|
// build an accessor for this container
|
||
|
|
NodeValueAccessor aNewAccessor( ::rtl::OUString::createFromAscii( _pRelativePath ) );
|
||
|
|
aNewAccessor.bind( _pContainer, _rValueType );
|
||
|
|
|
||
|
|
// insert it into our structure
|
||
|
|
implRegisterExchangeLocation( aNewAccessor );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------
|
||
|
|
//--- 21.08.01 14:44:45 -----------------------------------------------
|
||
|
|
|
||
|
|
void OConfigurationValueContainer::registerNullValueExchangeLocation( const sal_Char* _pRelativePath, Any* _pContainer )
|
||
|
|
{
|
||
|
|
// build an accessor for this container
|
||
|
|
NodeValueAccessor aNewAccessor( ::rtl::OUString::createFromAscii( _pRelativePath ) );
|
||
|
|
aNewAccessor.bind( _pContainer );
|
||
|
|
|
||
|
|
// insert it into our structure
|
||
|
|
implRegisterExchangeLocation( aNewAccessor );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------
|
||
|
|
//--- 21.08.01 10:23:34 -----------------------------------------------
|
||
|
|
|
||
|
|
void OConfigurationValueContainer::read( )
|
||
|
|
{
|
||
|
|
for_each(
|
||
|
|
m_pImpl->aAccessors.begin(),
|
||
|
|
m_pImpl->aAccessors.end(),
|
||
|
|
UpdateFromConfig( m_pImpl->aConfigRoot, m_pImpl->rMutex )
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------
|
||
|
|
//--- 21.08.01 12:04:48 -----------------------------------------------
|
||
|
|
|
||
|
|
void OConfigurationValueContainer::write( sal_Bool _bCommit )
|
||
|
|
{
|
||
|
|
// collect the current values in the exchange locations
|
||
|
|
for_each(
|
||
|
|
m_pImpl->aAccessors.begin(),
|
||
|
|
m_pImpl->aAccessors.end(),
|
||
|
|
UpdateToConfig( m_pImpl->aConfigRoot, m_pImpl->rMutex )
|
||
|
|
);
|
||
|
|
|
||
|
|
// commit the changes done (if requested)
|
||
|
|
if ( _bCommit )
|
||
|
|
commit( sal_False );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------
|
||
|
|
//--- 21.08.01 12:09:45 -----------------------------------------------
|
||
|
|
|
||
|
|
void OConfigurationValueContainer::commit( sal_Bool _bWrite )
|
||
|
|
{
|
||
|
|
// write the current values in the exchange locations (if requested)
|
||
|
|
if ( _bWrite )
|
||
|
|
write( sal_False );
|
||
|
|
|
||
|
|
// commit the changes done
|
||
|
|
m_pImpl->aConfigRoot.commit( );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------
|
||
|
|
//--- 20.08.01 17:29:27 -----------------------------------------------
|
||
|
|
|
||
|
|
void OConfigurationValueContainer::implRegisterExchangeLocation( const NodeValueAccessor& _rAccessor )
|
||
|
|
{
|
||
|
|
// some checks
|
||
|
|
DBG_ASSERT( !m_pImpl->aConfigRoot.isValid() || m_pImpl->aConfigRoot.hasByHierarchicalName( _rAccessor.getPath() ),
|
||
|
|
"OConfigurationValueContainer::implRegisterExchangeLocation: invalid relative path!" );
|
||
|
|
|
||
|
|
#ifdef DBG_UTIL
|
||
|
|
// another check (should be the first container for this node)
|
||
|
|
ConstNodeValueAccessorsIterator aExistent = ::std::find(
|
||
|
|
m_pImpl->aAccessors.begin(),
|
||
|
|
m_pImpl->aAccessors.end(),
|
||
|
|
_rAccessor
|
||
|
|
);
|
||
|
|
DBG_ASSERT( m_pImpl->aAccessors.end() == aExistent, "OConfigurationValueContainer::implRegisterExchangeLocation: already registered a container for this subnode!" );
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// remember the accessor
|
||
|
|
m_pImpl->aAccessors.push_back( _rAccessor );
|
||
|
|
|
||
|
|
// and initially fill the value
|
||
|
|
lcl_copyData( _rAccessor, m_pImpl->aConfigRoot.getNodeValue( _rAccessor.getPath() ), m_pImpl->rMutex );
|
||
|
|
}
|
||
|
|
|
||
|
|
//.........................................................................
|
||
|
|
} // namespace utl
|
||
|
|
//.........................................................................
|
||
|
|
|
||
|
|
/*************************************************************************
|
||
|
|
* history:
|
||
|
|
* $Log: not supported by cvs2svn $
|
||
|
|
*
|
||
|
|
* Revision 1.0 20.08.01 15:47:36 fs
|
||
|
|
************************************************************************/
|
||
|
|
|