sl@0: // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // f32\sfile\sf_pool.h
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include "sf_std.h"
sl@0: 
sl@0: #ifndef SF_POOL_H_
sl@0: #define SF_POOL_H_
sl@0: 
sl@0: /**
sl@0:  * @internalTechnology
sl@0:  */
sl@0: template <class T>
sl@0: class CFsPool
sl@0: 	{
sl@0: public:
sl@0: 	static CFsPool<T>* New(TInt aPoolSize);
sl@0: 	~CFsPool();
sl@0: 	
sl@0: 	/*
sl@0: 	 * Allocate returns a pointer of class T.
sl@0: 	 * The pointer returned is removed from the pool.
sl@0: 	 * When the pool is empty this function will wait.
sl@0: 	 */
sl@0: 	T* Allocate();
sl@0: 	
sl@0: 	/*
sl@0: 	 * Following a call to Allocate,
sl@0: 	 * Free teturns an object-pointer of type T to the pool.
sl@0: 	 */
sl@0: 	void Free(T* aBlock);
sl@0: private:
sl@0: 	CFsPool();
sl@0: 	TInt Construct(TInt aPoolSize);
sl@0: 	
sl@0: 	void Lock();
sl@0: 	void Unlock();
sl@0: 	RSemaphore iPoolLock;
sl@0: 		
sl@0: 	RPointerArray<T> iFreeList;
sl@0: 	};
sl@0: 
sl@0: #endif /* SF_POOL_H_ */