| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Thu, 27 Aug 2009 07:44:59 +0300 | |
| changeset 10 | a359256acfc6 |
| parent 1 | 7c90e6132015 |
| permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Definition of CHttpCacheEvictionHandler |
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* |
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*/ |
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#ifndef CHTTPCACHEEVICTIONHANDLER_H |
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#define CHTTPCACHEEVICTIONHANDLER_H |
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// INCLUDES |
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#include <e32base.h> |
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#include "HttpCacheUtil.h" |
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// CONSTANTS |
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// MACROS |
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// FORWARD DECLARATIONS |
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class CHttpCacheEntry; |
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// DATA TYPES |
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typedef TSglQue<CHttpCacheEntry> TBucket; |
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typedef TSglQueIter<CHttpCacheEntry> TBucketIter; |
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// FUNCTION PROTOTYPES |
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// CLASS DECLARATION |
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/** |
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* |
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* @lib |
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* @since 3.1 |
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*/ |
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class CHttpCacheEvictionHandler : public CBase |
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{
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public: // Constructors and destructor |
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/** |
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* Two-phased constructor. |
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* @since 3.1 |
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* @param |
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* @param |
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* @return CHttpCacheEvictionHandler object. |
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*/ |
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static CHttpCacheEvictionHandler* NewL(); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CHttpCacheEvictionHandler(); |
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public: // new functions |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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void Insert( CHttpCacheEntry& aCacheEntry ); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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void Accessed( CHttpCacheEntry& aCacheEntry ); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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void Remove( CHttpCacheEntry& aCacheEntry ); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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void RemoveAll(); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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CArrayPtrFlat<CHttpCacheEntry>* EvictL( TInt aSpaceNeeded ); |
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private: |
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/** |
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* Construct. |
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* @since 3.1 |
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* @param |
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* @param |
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* @return CHttpCacheEvictionHandler object. |
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*/ |
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CHttpCacheEvictionHandler(); |
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/** |
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* By default Symbian 2nd phase constructor is private. |
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*/ |
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void ConstructL(); |
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private: |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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TBucket* Bucket( TInt aBucketIndex ); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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TInt BucketIndex( TInt aSizeFrequencyValue ); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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TBool ItemIsInBucket( TInt aBucketIndex, const CHttpCacheEntry& aCacheEntry ); |
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/** |
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* |
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* @since 3.1 |
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* @param |
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* @return |
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*/ |
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TInt FastLog2( TUint aNum ); |
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/** |
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* Used for debugging |
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* @since 3.1 |
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* @param |
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* @return |
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void LogBuckets(); |
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private: // Data |
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// array of 5 buckets each bucket is a linked list of |
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// cached items |
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CArrayPtrFlat<TBucket>* iBuckets; // owned |
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}; |
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#endif // CHTTPCACHEEVICTIONHANDLER_H |
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// End of File |