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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: autoreferencemap.hxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: rt $ $Date: 2005-09-08 03:42:36 $
*
* 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_AUTOREFERENCEMAP_HXX
#define CONFIGMGR_AUTOREFERENCEMAP_HXX
#ifndef _OSL_MUTEX_HXX_
#include <osl/mutex.hxx>
#endif
#ifndef _RTL_REF_HXX_
#include <rtl/ref.hxx>
#endif
#ifndef INCLUDED_MAP
#include <map>
#define INCLUDED_MAP
#endif
namespace configmgr
{
////////////////////////////////////////////////////////////////////////////////
using ::rtl::OUString;
//-----------------------------------------------------------------------------
template < class Key, class Object, class KeyCompare = std::less<Key> >
class AutoReferenceMap
{
public:
typedef rtl::Reference<Object> Ref;
typedef std::map<Key,Ref,KeyCompare> Map;
typedef Object object_type;
typedef Key key_type;
typedef KeyCompare key_compare;
typedef typename Map::value_type value_type;
public:
AutoReferenceMap() {}
~AutoReferenceMap() {}
Map copy() const
{
return m_aMap;
}
void swap(Map & _rOtherData)
{
m_aMap.swap( _rOtherData );
}
void swap(AutoReferenceMap & _rOther)
{
this->swap( _rOther.m_aMap );
}
bool has(Key const & _aKey) const;
Ref get(Key const & _aKey) const;
Ref insert(Key const & _aKey, Ref const & _anEntry);
Ref remove(Key const & _aKey);
osl::Mutex & mutex() const { return m_aMutex; }
private:
Ref internalGet(Key const & _aKey) const
{
typename Map::const_iterator it = m_aMap.find(_aKey);
return it != m_aMap.end() ? it->second : Ref();
}
Ref internalAdd(Key const & _aKey, Ref const & _aNewRef)
{
return m_aMap[_aKey] = _aNewRef;
}
void internalDrop(Key const & _aKey)
{
m_aMap.erase(_aKey);
}
private:
mutable osl::Mutex m_aMutex;
Map m_aMap;
};
//-----------------------------------------------------------------------------
template < class Key, class Object, class KeyCompare >
bool AutoReferenceMap<Key,Object,KeyCompare>::has(Key const & _aKey) const
{
osl::MutexGuard aGuard(m_aMutex);
return internalGet(_aKey).is();
}
//-----------------------------------------------------------------------------
template < class Key, class Object, class KeyCompare >
rtl::Reference<Object> AutoReferenceMap<Key,Object,KeyCompare>::get(Key const & _aKey) const
{
osl::MutexGuard aGuard(m_aMutex);
return internalGet(_aKey);
}
//-----------------------------------------------------------------------------
template < class Key, class Object, class KeyCompare >
rtl::Reference<Object> AutoReferenceMap<Key,Object,KeyCompare>::insert(Key const & _aKey, Ref const & _anEntry)
{
osl::MutexGuard aGuard(m_aMutex);
Ref aRef = internalAdd(_aKey,_anEntry);
return aRef;
}
//-----------------------------------------------------------------------------
template < class Key, class Object, class KeyCompare >
rtl::Reference<Object> AutoReferenceMap<Key,Object,KeyCompare>::remove(Key const & _aKey)
{
osl::MutexGuard aGuard(m_aMutex);
Ref aRef = internalGet(_aKey);
internalDrop(_aKey);
return aRef;
}
//-----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
} // namespace configmgr
#endif
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