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// Copyright (c) 2008-2009 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 "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:
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//
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#ifndef MSVSEARCHSORTCACHEMANAGER_H_
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#define MSVSEARCHSORTCACHEMANAGER_H_
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#include <e32base.h>
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#include <msvstd.h>
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#include <msvsearchsortquery.h>
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#include "msvsearchsortcacheentry.h"
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//Forward Declaration
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class CMsvSearchSortDeltaCache;
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class CMsvSearchSortCacheEntry;
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class CMsvEntryFreePool;
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class CMsvServer;
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class TSearchSortDbWrapper;
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/****************************************************
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* CMSvSearchSortCacheManager
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* Description : Create a Search and Sort Cache Manager .
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* This is a Singleton class
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* @internalComponent
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* @released
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****************************************************/
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NONSHARABLE_CLASS (CMSvSearchSortCacheManager) : public CBase
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{
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public:
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~CMSvSearchSortCacheManager(); //Destructor.
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static CMSvSearchSortCacheManager* Instance(); // To access the manager instance.
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TInt AddEntryL(const CMsvSearchSortCacheEntry& aEntry); //Add a CMsvSearchSortCacheEntry to manager,
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void MoveEntryAtEnd(CMsvSearchSortCacheEntry* aEntry, TInt aIndex); //Move the Cache entry to the end of the manager RPointer array.
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TInt QueryExists(const CMsvSearchSortCacheEntry& aEntry);
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TInt QueryExists(const TUint32 aQueryID);
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TBool IsInRange(const CMsvSearchSortCacheEntry& aEntry); // Will check the Size of the Cache.
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TBool RemoveEntry(const TInt aRequiredSize); // Will Remove the entry based on the Curent Situation.
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TBool RemoveEndEntry(const TInt aIndex);
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void InstantiateDBwrapperL();
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void TypeOfSearchQuery(CMsvSearchSortCacheEntry& aEntry);
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void TypeOfSortQuery(CMsvSearchSortCacheEntry& aEntry);
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#if (defined SYMBIAN_MESSAGESTORE_HEADER_BODY_USING_SQLDB)
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TInt IsTypeOfQuery(const CMsvSearchSortCacheEntry& aEntry);
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#else
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TTypeOfQuery IsTypeOfQuery(const CMsvSearchSortCacheEntry& aEntry);
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#endif
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TInt DoProcessQueryL(const CMsvSearchSortCacheEntry& aEntry,TInt iteratorCount=0);
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TInt DoProcessQueryL(const TInt aIndex);
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TInt FinalResultAsIdL(const CMsvSearchSortCacheEntry& aEntry);
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TInt FindResultAsIdL(const CMsvSearchSortCacheEntry& aEntry);
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TInt ResultCountL(const CMsvSearchSortCacheEntry& aEntry);
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TInt ResultCountL(const TInt aIndex);
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void StoreResultL(const TInt aQid, RArray<TMsvId>& aToUpdateDb);
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TInt StoreSortResultL(const TInt aIndex,RArray<TMsvIdWithSortField>& aResultIdData);
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TInt ReturnIdCountL(const TInt aQID);
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TInt UpdateQueryResultOnDemandInDBL(const CMsvSearchSortCacheEntry& aEntry,RArray<TMsvId>& aNewEntry,RArray<TMsvId>& aUpdateEntry, RArray<TMsvId>& aDeleteEntry);
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TInt OnDemandUpdateCacheEntryL(const TInt aIndex);
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TInt QueryID();
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void FirstResultForInteraratorNewQueryL(const CMsvSearchSortCacheEntry& aEntry);
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void FirstResultForInteraratorQueryIdL(const TInt index);
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void NextResultForInteraratorL(const TInt aIndex);
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TInt UnMarkedQuery(const TInt aindex);
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TInt GenerateQueryId(CMsvSearchSortCacheEntry& aEntry) ;
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TInt ReturnProgressInfo() const;
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TInt CancelSearchSortOperation() const;
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void RetrunQuery(TInt aIndex, CMsvSearchSortQuery* aCLientQuery);
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void ResetSearchSortCache();
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TSearchSortDbWrapper* GetDbWrapper();
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//For Simultaneously query
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void AddOutstandingSOSOperation();
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TInt OutstandingSOSOperations();
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private:
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static CMSvSearchSortCacheManager* CreateManagerL(CMsvServer& aServer); //Private CreateL
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void ConstructL(); //Private Constructor.
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CMSvSearchSortCacheManager(CMsvServer& aServer);// Default constructor.
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CMSvSearchSortCacheManager(const CMSvSearchSortCacheManager&) ; //restricted copy contructor.
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CMSvSearchSortCacheManager& operator=(const CMSvSearchSortCacheManager&); //Prevent Assignment operator.
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public:
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RArray<TMsvIdWithSortField> iMsvIdWithSortFieldArray; //Structure array sent by Client .
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RArray<TMsvId> iToFindResultAsIdArray; //ID's to be searched in Client side for Header and body.
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RArray<TMsvId> iFinalResultAsIdArray; //Final result To send to Client.
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RArray<TMsvId> iUpdateIdsToCacheArray; //
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RArray<TMsvId> iDeltaCacheIdArray; //Delta Cache Array.. which contain the new, updated, deleted message id.
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TInt iFindResultCount;
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TInt iFinalResultCount;
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TBool iCancelFlag; //Syncronous cancel flag
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private:
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static CMSvSearchSortCacheManager* iMsvSearchSortCacheManager;
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RPointerArray<CMsvSearchSortCacheEntry>* iManagerEntry;
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TInt iMsvMaximumSearchSortCacheSize;
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TInt iMsvAvailableSearchSortCacheSize;
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TInt iIndexEntryCount;
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TInt iRequiredSize;
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TInt iTotalUsedCacheSize;
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TInt iSearchSortDeltaCacheSize;
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TInt iReturnResultType;
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TBool iExplicitSortOnDateTime;
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TInt iEntryIdCount;
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TInt iResultCount;
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TMsvId iIteratorId;
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TMsvEntry iIteratorEntry;
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TInt iMaxQueryId;
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TInt iIteratorRemainingResultCount;
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TInt iProgress;
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CMsvServer &iServer;
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CMsvSearchSortDeltaCache* iSearchSortDeltaCache;
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TSearchSortDbWrapper* iSearchDbAdapter;
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//For Simultaneously query
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mutable TInt iOutstandingSOSOperations;
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friend class CMsvIndexAdapter;
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friend class CMsvServer;
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friend class CMsvSearchSortCacheEntry;
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friend class CMsvServerSession;
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#if(defined SYMBIAN_MESSAGESTORE_UNIT_TESTCODE)
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friend class CTestSearchSortCacheManager;
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friend class CTestSearchSortCacheEntry;
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friend class CTestSearchSortDBadapter;
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friend class CTestOOMSearchSortCacheManager;
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#endif
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};
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#endif /*MSVSEARCHSORTCACHEMANAGER_H_*/
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