--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/cache/inc/HttpCacheEvictionHandler.h Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,176 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Definition of CHttpCacheEvictionHandler
+*
+*/
+
+#ifndef CHTTPCACHEEVICTIONHANDLER_H
+#define CHTTPCACHEEVICTIONHANDLER_H
+
+// INCLUDES
+#include <e32base.h>
+#include "HttpCacheUtil.h"
+
+// CONSTANTS
+
+// MACROS
+
+// FORWARD DECLARATIONS
+class CHttpCacheEntry;
+
+// DATA TYPES
+typedef TSglQue<CHttpCacheEntry> TBucket;
+typedef TSglQueIter<CHttpCacheEntry> TBucketIter;
+
+// FUNCTION PROTOTYPES
+
+// CLASS DECLARATION
+
+/**
+*
+* @lib
+* @since 3.1
+*/
+class CHttpCacheEvictionHandler : public CBase
+ {
+ public: // Constructors and destructor
+
+ /**
+ * Two-phased constructor.
+ * @since 3.1
+ * @param
+ * @param
+ * @return CHttpCacheEvictionHandler object.
+ */
+ static CHttpCacheEvictionHandler* NewL();
+
+ /**
+ * Destructor.
+ */
+ virtual ~CHttpCacheEvictionHandler();
+
+ public: // new functions
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ void Insert( CHttpCacheEntry& aCacheEntry );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ void Accessed( CHttpCacheEntry& aCacheEntry );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ void Changed( CHttpCacheEntry& aCacheEntry );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ void Remove( CHttpCacheEntry& aCacheEntry );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ void RemoveAll();
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ CArrayPtrFlat<CHttpCacheEntry>* EvictL( TInt aSpaceNeeded );
+
+ private:
+
+ /**
+ * Construct.
+ * @since 3.1
+ * @param
+ * @param
+ * @return CHttpCacheEvictionHandler object.
+ */
+ CHttpCacheEvictionHandler();
+
+ /**
+ * By default Symbian 2nd phase constructor is private.
+ */
+ void ConstructL();
+
+ private:
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ TBucket* Bucket( TInt aBucketIndex );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ TInt BucketIndex( TInt aSizeFrequencyValue );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ TBool ItemIsInBucket( TInt aBucketIndex, const CHttpCacheEntry& aCacheEntry );
+
+ /**
+ *
+ * @since 3.1
+ * @param
+ * @return
+ */
+ TInt FastLog2( TUint aNum );
+
+#ifdef __CACHELOG__
+ void LogBuckets();
+#endif // __CACHELOG__
+
+ private: // Data
+
+ // array of 5 buckets each bucket is a linked list of
+ // cached items
+ CArrayPtrFlat<TBucket>* iBuckets; // owned
+ };
+
+#endif // CHTTPCACHEEVICTIONHANDLER_H
+
+// End of File