1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // SqlSrvObjContainer.h

    15 // 

    16 //

    17 

    18 #ifndef __INETSRVSTREAMOBJCONTAINER_H__

    19 #define __INETSRVSTREAMOBJCONTAINER_H__

    20 

    21 #include <e32std.h>

    22 

    23 /**

    24 Indexed storage for server side URI stream objects.

    25 

    26 

    27 @internalComponent

    28 */

    29 

    30 template <class T> class RStreamObjContainer

    31 	{

    32 public:

    33 	RStreamObjContainer();

    34 	void Close();

    35 	void AllocL();

    36 	TInt Add(T* aObj);

    37 	void Remove(TInt aHandle);

    38 	T* Find(TInt aHandle) const;

    39 	TInt Count() const;

    40 

    41 private:	

    42 	TInt MakeHandle(TInt aIndex) const;

    43 	TInt MakeIndex(TInt aHandle) const;

    44 	

    45 private:	

    46 	struct TEntry

    47 		{

    48 		T*		iObj;

    49 		TInt	iNext;

    50 		};

    51 	enum {KGranularity = 16};

    52 	//KMaxSize value depends on how many bits are used for handles - see

    53 	//KStmtHandleMask and KStreamHandleMask in SqlUtil.h file.

    54 	enum {KMaxSize = 0x7FF};

    55 	TEntry*	iEntries;

    56 	TInt	iSize;

    57 	TInt 	iFree;

    58 	};

    59 

    60 #include "StreamObjContainer.inl"

    61 

    62 #endif//__INETSRVSTREAMOBJCONTAINER_H__