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TrinityCore/src/server/shared/Dynamic/ObjectRegistry.h
Vincent_Michael cc65aba789 Update copyright note for 2013.
Happy new year.
2013-01-01 00:41:01 +01:00

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3.5 KiB
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/*
* Copyright (C) 2008-2013 TrinityCore <http://www.trinitycore.org/>
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program 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 General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TRINITY_OBJECTREGISTRY_H
#define TRINITY_OBJECTREGISTRY_H
#include "Define.h"
#include "Dynamic/UnorderedMap.h"
#include <ace/Singleton.h>
#include <string>
#include <vector>
#include <map>
/** ObjectRegistry holds all registry item of the same type
*/
template<class T, class Key = std::string>
class ObjectRegistry
{
public:
typedef std::map<Key, T *> RegistryMapType;
/// Returns a registry item
const T* GetRegistryItem(Key key) const
{
typename RegistryMapType::const_iterator iter = i_registeredObjects.find(key);
return( iter == i_registeredObjects.end() ? NULL : iter->second );
}
/// Inserts a registry item
bool InsertItem(T *obj, Key key, bool override = false)
{
typename RegistryMapType::iterator iter = i_registeredObjects.find(key);
if ( iter != i_registeredObjects.end() )
{
if ( !override )
return false;
delete iter->second;
i_registeredObjects.erase(iter);
}
i_registeredObjects[key] = obj;
return true;
}
/// Removes a registry item
void RemoveItem(Key key, bool delete_object = true)
{
typename RegistryMapType::iterator iter = i_registeredObjects.find(key);
if ( iter != i_registeredObjects.end() )
{
if ( delete_object )
delete iter->second;
i_registeredObjects.erase(iter);
}
}
/// Returns true if registry contains an item
bool HasItem(Key key) const
{
return (i_registeredObjects.find(key) != i_registeredObjects.end());
}
/// Inefficiently return a vector of registered items
unsigned int GetRegisteredItems(std::vector<Key> &l) const
{
unsigned int sz = l.size();
l.resize(sz + i_registeredObjects.size());
for (typename RegistryMapType::const_iterator iter = i_registeredObjects.begin(); iter != i_registeredObjects.end(); ++iter)
l[sz++] = iter->first;
return i_registeredObjects.size();
}
/// Return the map of registered items
RegistryMapType const &GetRegisteredItems() const
{
return i_registeredObjects;
}
ObjectRegistry() {}
~ObjectRegistry()
{
for (typename RegistryMapType::iterator iter=i_registeredObjects.begin(); iter != i_registeredObjects.end(); ++iter)
delete iter->second;
i_registeredObjects.clear();
}
private:
RegistryMapType i_registeredObjects;
};
#endif