// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

#ifndef __AGSUIDINDEX_H__

#define __AGSUIDINDEX_H__

#include "agmids.h"

#include "agmallocator.h"

class CAgnSimpleEntry;

class CAgnSimpleEntryAllocator;

//

// CAgnLocalUidIndex

//

class CAgnLocalUidIndex : public CBase

	{

/**

	Unique ID based index

@internalComponent

@released	

*/	

public:

	static CAgnLocalUidIndex* NewL(CAgnSimpleEntryAllocator& aAllocator);

	inline ~CAgnLocalUidIndex();	

	void AddL(const CAgnSimpleEntry* aEntry);

	void Delete(const CAgnSimpleEntry* aEntry);

	void Compress();

	inline TInt Count() const;	

	inline void Reset();	

	TAgnEntryId FindByLocalUid(TCalLocalUid aLocalUid) const;

private:

	inline CAgnLocalUidIndex(CAgnSimpleEntryAllocator& aAllocator); 

	void ConstructL();

	TInt DoFindByLocalUid(TCalLocalUid aLocalUid) const;

private:

	//

	// TAgnUidIndexKey

	//

	class TAgnUidIndexKey : public TKeyArrayFix

		{

	/**

		Unique ID index key

	@internalComponent

	@released	

	*/	

	public:

		inline TAgnUidIndexKey()

			: TKeyArrayFix(0, ECmpNormal, sizeof(CAgnSimpleEntry*)) { }

		virtual TInt Compare(TInt aLeft, TInt aRight) const;

		};	

private:

	CAgnSimpleEntry* 				iSearchEntry;

	CArrayPtrSeg<CAgnSimpleEntry>*	iIndex;	// the index (list of simple entries)

	TAgnUidIndexKey					iKey;	// defines the index ordering

	CAgnSimpleEntryAllocator& 		iAllocator;	

	};

//

// CGsGuidHashIndex

//

class CGsGuidHashIndex : public CBase

	{

/**

	Guid Hash based index

@internalComponent

@released	

*/	

public:

	static CGsGuidHashIndex* NewL(CAgnSimpleEntryAllocator& aAllocator);

	inline ~CGsGuidHashIndex();

	void AddL(const CAgnSimpleEntry* aEntry);

	void Delete(const CAgnSimpleEntry* aEntry);

	void Compress();	

	inline TInt Count() const;

	inline void Reset();

	void FindByHashL(const TUint32& aGuidHash, RArray<TAgnEntryId>& aFoundIdList) const;

private:

	inline CGsGuidHashIndex(CAgnSimpleEntryAllocator& aAllocator);

	void ConstructL();

	TInt DoFind(const CAgnSimpleEntry* aEntry) const;

private:

	//

	// TGsGuidHashIndexKey

	//

	class TGsGuidHashIndexKey : public TKeyArrayFix

		{

	/**

		Guid Hash index key

	@internalComponent

	@released	

	*/	

	public:

		inline TGsGuidHashIndexKey()

			: TKeyArrayFix(0, ECmpNormal, sizeof(CAgnSimpleEntry*)) { }

		virtual TInt Compare(TInt aLeft, TInt aRight) const;

		};

private:

	CAgnSimpleEntry* 				iSearchEntry;

	CArrayPtrSeg<CAgnSimpleEntry>*	iIndex;	// the index (list of simple entries)

	TGsGuidHashIndexKey				iKey; // defines the index ordering

	CAgnSimpleEntryAllocator& 		iAllocator;

	};

// Inline functions

//

// class CAgnLocalUidIndex

//

inline CAgnLocalUidIndex::CAgnLocalUidIndex(CAgnSimpleEntryAllocator& aAllocator) 

	: iAllocator(aAllocator)

	{

	}

inline CAgnLocalUidIndex::~CAgnLocalUidIndex()

	{

	delete iIndex;

	iAllocator.Delete(iSearchEntry);	

	}

inline void CAgnLocalUidIndex::Compress()

/**	Compress index

@internalComponent

*/

	{

	iIndex->Compress();

	}

inline TInt CAgnLocalUidIndex::Count() const

/**	Get number of index entries

@internalComponent

@return Number of index entries

*/

	{

	return ( iIndex->Count() );

	}

inline void CAgnLocalUidIndex::Reset()

/**	Reset index

@internalComponent

*/

	{

	iIndex->Reset();

	}

//

// class CGsGuidHashIndex

//

inline CGsGuidHashIndex::CGsGuidHashIndex(CAgnSimpleEntryAllocator& aAllocator) 

	: iAllocator(aAllocator)

	{

	}

inline CGsGuidHashIndex::~CGsGuidHashIndex()

	{

	delete iIndex;

	iAllocator.Delete(iSearchEntry);

	}

inline void CGsGuidHashIndex::Compress()

/**	Compress index

@internalComponent

*/

	{

	iIndex->Compress();

	}

inline TInt CGsGuidHashIndex::Count() const

/**	Get number of index entries

@internalComponent

@return Number of index entries

*/

	{

	return ( iIndex->Count() );

	}

inline void CGsGuidHashIndex::Reset()

/**	Reset index

@internalComponent

*/

	{

	iIndex->Reset();

	}

#endif