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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: nodeaccess.hxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: rt $ $Date: 2005-09-08 03:51:08 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef CONFIGMGR_NODEACCESS_HXX
#define CONFIGMGR_NODEACCESS_HXX
#ifndef CONFIGMGR_NODEADDRESS_HXX
#include "nodeaddress.hxx"
#endif
#ifndef CONFIGMGR_ACCESSOR_HXX
#include "accessor.hxx"
#endif
#ifndef _CONFIGMGR_TREE_VALUENODE_HXX
#include "valuenode.hxx"
#endif
#ifndef CONFIGMGR_CONFIGPATH_HXX_
#include "configpath.hxx"
#endif
namespace configmgr
{
// -----------------------------------------------------------------------------
namespace data
{
// -------------------------------------------------------------------------
using memory::Accessor;
// -------------------------------------------------------------------------
// -------------------------------------------------------------------------
class NodeAccess
{
public:
typedef configuration::Name Name;
typedef node::Attributes Attributes;
typedef NodeAddress NodeAddressType;
typedef NodeAddress::AddressType AddressType;
typedef NodeAddress::DataType const DataType;
typedef DataType * NodePointerType;
static NodeAccess emptyNode() { return NodeAccess(); }
NodeAccess(Accessor const& _aAccessor, NodeAddressType const& _aNodeRef)
: m_aAccessor(_aAccessor)
, m_pData(_aNodeRef.m_pData)
{}
NodeAccess(Accessor const& _aAccessor, NodePointerType _pNode)
: m_aAccessor(_aAccessor)
, m_pData(_aAccessor.address(_pNode))
{}
bool isValid() const { return m_pData.is(); }
bool isLocalRoot() const { return data().isFragmentRoot(); }
Name getName() const { return wrapName( data().getName(m_aAccessor) ); }
Attributes getAttributes() const { return data().getAttributes(); }
bool isDefault() const { return data().isDefault(); }
bool isLocalized() const { return data().isLocalized(); }
NodeAddressType address() const { return NodeAddressType(m_pData); }
Accessor const& accessor() const { return m_aAccessor; }
DataType& data() const { return *static_cast<NodePointerType>(m_aAccessor.validate(m_pData)); }
NodePointerType getDataPtr() const { return static_cast<NodePointerType>(m_aAccessor.access(m_pData)); }
AddressType rawAddress() const { return m_pData; }
static Name wrapName(rtl::OUString const& _aNameString)
{ return configuration::makeName( _aNameString, Name::NoValidate() ); }
static NodeAddress::DataType* access(NodeAddressType const& _aNodeRef, memory::UpdateAccessor& _rUpdateAccess);
static NodeAddress::DataType const* access(NodeAddressType const& _aNodeRef, Accessor const& _rReaderAccess)
{ return static_cast<NodePointerType>(_rReaderAccess.access(_aNodeRef.m_pData)); }
private:
NodeAccess() : m_aAccessor(NULL), m_pData() {}
Accessor m_aAccessor;
AddressType m_pData;
};
// -------------------------------------------------------------------------
class NodeAccessRef
{
public:
typedef NodeAccess::Name Name;
typedef NodeAccess::Attributes Attributes;
typedef NodeAccess::NodeAddressType NodeAddressType;
typedef NodeAccess::AddressType AddressType;
typedef NodeAccess::DataType DataType;
typedef NodeAccess::NodePointerType NodePointerType;
NodeAccessRef(NodeAccess const& _aNodeAccess)
: m_pAccessor(&_aNodeAccess.accessor())
, m_pData(_aNodeAccess.rawAddress())
{}
NodeAccessRef(Accessor const * _pAccessor, NodeAddressType const& _aNodeRef)
: m_pAccessor(_pAccessor)
, m_pData(_aNodeRef.m_pData)
{}
NodeAccessRef(Accessor const * _pAccessor, NodePointerType _pNode)
: m_pAccessor(_pAccessor)
, m_pData(_pAccessor->address(_pNode))
{}
NodeAccess toNodeAccess () const { return NodeAccess(accessor(),address()); }
bool isValid() const { return m_pData.is(); }
bool isLocalRoot() const { return data().isFragmentRoot(); }
Name getName() const { return NodeAccess::wrapName( data().getName(*m_pAccessor) ); }
Attributes getAttributes() const { return data().getAttributes(); }
bool isDefault() const { return data().isDefault(); }
bool isLocalized() const { return data().isLocalized(); }
NodeAddressType address() const { return NodeAddressType(m_pData); }
Accessor const& accessor() const { return *m_pAccessor; }
DataType& data() const { return *static_cast<NodePointerType>(m_pAccessor->validate(m_pData)); }
NodePointerType getDataPtr() const { return static_cast<NodePointerType>(m_pAccessor->access(m_pData)); }
AddressType rawAddress() const { return m_pData; }
private:
Accessor const * m_pAccessor;
AddressType m_pData;
};
// -------------------------------------------------------------------------
// helper - finds child or element
NodeAccess getSubnode(NodeAccessRef const & _aNode, NodeAccess::Name const & _aName);
NodeAddress getSubnodeAddress(memory::Accessor const& _aAccess, NodeAddress const & _aNodeAddress, NodeAccess::Name const & _aName);
NodeAddress getSubnodeAddress(memory::UpdateAccessor& _aAccess, NodeAddress const & _aNodeAddress, NodeAccess::Name const & _aName);
// -------------------------------------------------------------------------
}
// -----------------------------------------------------------------------------
} // namespace configmgr
#endif // CONFIGMGR_NODEACCESS_HXX
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