office-gobmx/configmgr/source/inc/autoobject.hxx
Rüdiger Timm 05310fac62 INTEGRATION: CWS changefileheader (1.3.16); FILE MERGED
2008/04/01 12:27:21 thb 1.3.16.2: #i85898# Stripping all external header guards
2008/03/31 12:22:43 rt 1.3.16.1: #i87441# Change license header to LPGL v3.
2008-04-11 11:41:18 +00:00

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3 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: autoobject.hxx,v $
* $Revision: 1.4 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef CONFIGMGR_AUTOOBJECT_HXX
#define CONFIGMGR_AUTOOBJECT_HXX
#include "utility.hxx"
namespace configmgr
{
////////////////////////////////////////////////////////////////////////////////
using ::rtl::OUString;
//-----------------------------------------------------------------------------
template < class Object >
class AutoObject : Noncopyable
{
public:
typedef Object object_type;
typedef Object * Ptr;
public:
AutoObject() : m_pObject(NULL) {}
AutoObject(Object * _obj) : m_pObject(_obj) {}
~AutoObject() { delete m_pObject; }
bool is() const;
Ptr get() const;
Ptr getOrCreate();
private:
Ptr internalCreate();
private:
Ptr m_pObject;
};
//-----------------------------------------------------------------------------
template < class Object >
inline
Object * AutoObject<Object>::get() const
{
return m_pObject;
}
//-----------------------------------------------------------------------------
template < class Object >
inline
bool AutoObject<Object>::is() const
{
return get() != NULL;
}
//-----------------------------------------------------------------------------
template < class Object >
Object * AutoObject<Object>::getOrCreate()
{
Object * p = get();
return p ? p : internalCreate();
}
//-----------------------------------------------------------------------------
template < class Object >
Object * AutoObject<Object>::internalCreate()
{
if (m_pObject == NULL)
m_pObject = new Object();
return m_pObject;
}
//-----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
} // namespace configmgr
#endif