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/*************************************************************************
*
* $RCSfile: apitreeaccess.hxx,v $
*
* $Revision: 1.7 $
*
* last change: $Author: jb $ $Date: 2002-12-06 13:08:28 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 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
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef CONFIGMGR_API_TREEACCESS_HXX_
#define CONFIGMGR_API_TREEACCESS_HXX_
#ifndef CONFIGMGR_API_APITYPES_HXX_
#include "apitypes.hxx"
#endif
#ifndef CONFIGMGR_ACCESSOR_HXX
#include "accessor.hxx"
#endif
#ifndef CONFIGMGR_MISC_OPTIONS_HXX_
#include "options.hxx"
#endif
namespace osl { class Mutex; }
namespace configmgr
{
//-----------------------------------------------------------------------------
struct ServiceImplementationInfo;
//-----------------------------------------------------------------------------
namespace memory
{
class Accessor;
class Segment;
}
//-----------------------------------------------------------------------------
namespace configuration
{
class Name;
class Tree;
class TreeRef;
class ElementRef;
// class RootTree;
class TemplateInfo;
}
//-----------------------------------------------------------------------------
namespace configapi
{
//-----------------------------------------------------------------------------
typedef uno::XInterface UnoInterface;
typedef uno::Any UnoAny;
//-----------------------------------------------------------------------------
class Factory;
class Notifier;
class Committer;
class NodeSetInfoAccess;
//-----------------------------------------------------------------------------
// API object implementation wrappers
//-------------------------------------------------------------------------
class ApiTreeImpl;
class ApiRootTreeImpl;
// these objects just provide the pieces needed to navigate and manipulate trees and nodes
// A common base class for 'element' classes
class NodeElement : NotCopyable
{
public:
typedef ServiceImplementationInfo ServiceInfo;
public:
virtual ~NodeElement() {}
// self-locked methods for dispose handling
void checkAlive() const;
// api object handling
UnoInterface* getUnoInstance() const
{ return doGetUnoInstance(); }
ServiceInfo const * getServiceInfo() const
{ return doGetServiceInfo(); }
private:
virtual UnoInterface* doGetUnoInstance() const = 0;
virtual ServiceInfo const* doGetServiceInfo() const = 0;
virtual ApiTreeImpl& getApiTree() const = 0;
friend class Factory;
};
//-----------------------------------------------------------------------------
// A class for tagging inner nodes
class InnerElement : public NodeElement
{
public:
// Only used as a tag
};
//-----------------------------------------------------------------------------
// A common base class for tree-owning elemnt classes
class TreeElement : public NodeElement
{
public:
// model access
configuration::TreeRef getTreeRef() const;
configuration::Tree getTree(memory::Accessor const& _aAccessor) const;
// api object handling
Factory& getFactory();
Notifier getNotifier();
// locking support
osl::Mutex& getDataLock() const;
osl::Mutex& getApiLock();
protected:
virtual ApiTreeImpl& getApiTree() const = 0;
};
//-----------------------------------------------------------------------------
// Info interfaces for Set Elements
class SetElement : public TreeElement
{
public:
// self-locked methods for dispose handling
bool disposeTree(bool bForceDispose);
void haveNewParent(NodeSetInfoAccess* pNewParent);
configuration::ElementRef getElementRef() const;
configuration::TemplateInfo getTemplateInfo() const;
};
//-----------------------------------------------------------------------------
// Info interfaces for Set Elements
class RootElement : public TreeElement
{
public:
bool disposeTree();
memory::Segment const* getSourceData();
protected:
virtual ApiRootTreeImpl& getRootTree() = 0;
};
//-----------------------------------------------------------------------------
// Info interfaces for Set Elements
class UpdateRootElement : public RootElement
{
public:
Committer getCommitter();
};
//-----------------------------------------------------------------------------
/// guards a TreeElement; provides an object (read) lock, ensures object was not disposed
class TreeReadGuardImpl : NotCopyable
{
osl::MutexGuard m_aViewLock;
TreeElement& m_rTree;
public:
TreeReadGuardImpl(TreeElement& rTree) throw();
~TreeReadGuardImpl() throw ();
public:
TreeElement& get() const { return m_rTree; }
};
// Thin Wrappers around TreeElements: Provide guarding and convenient access
/// wraps a TreeElement; provides an object (read) lock, ensures object was not disposed
class GuardedTreeElement
{
TreeReadGuardImpl m_aImpl;
public:
GuardedTreeElement(TreeElement& rTree) : m_aImpl(rTree) {}
public:
TreeElement& get() const { return m_aImpl.get(); }
};
class GuardedRootElement
{
memory::Accessor m_aDataAccess;
TreeReadGuardImpl m_aImpl;
public:
GuardedRootElement(RootElement& rTree);
public:
RootElement& get() const { return static_cast<RootElement&>(m_aImpl.get()); }
configuration::Tree getTree() const;
memory::Accessor const & getDataAccessor() const { return m_aDataAccess; };
};
//-----------------------------------------------------------------------------
}
}
#endif // CONFIGMGR_API_TREEACCESS_HXX_
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