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/*
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* Copyright (c) 2009-2010 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: Part of ContactGroup DS adapter
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*
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*/
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#ifndef __CONTACTSGRPDATASTORE_H__
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#define __CONTACTSGRPDATASTORE_H__
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#include <SmlDataProvider.h>
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#include <f32file.h>
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#include <cntdef.h>
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class CNSmlDataItemUidSet;
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class CContactsGrpConverter;
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class CChangeFinder;
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class TSnapshotItem;
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class CContactDatabase;
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class CContactsGrpDataStore : public CSmlDataStore
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{
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private:
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CContactsGrpDataStore();
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~CContactsGrpDataStore();
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public:
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static CContactsGrpDataStore* NewL();
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static CContactsGrpDataStore* NewLC();
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void ConstructL();
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// Transactions (optional)
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void DoBeginTransactionL();
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void DoCommitTransactionL(TRequestStatus& aStatus);
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void DoRevertTransaction(TRequestStatus& aStatus);
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// Batching (optional)
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void DoBeginBatchL();
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void DoCommitBatchL(RArray<TInt>& aResultArray, TRequestStatus& aStatus);
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void DoCancelBatch();
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// Opens data store asynchronously
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void DoOpenL(const TDesC& aStoreName, MSmlSyncRelationship& aContext, TRequestStatus& aStatus);
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// Cancels current asynchronous request
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void DoCancelRequest();
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// Returns the name of open database, empty if OpenL hasn't been called
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const TDesC& DoStoreName() const;
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// Sets remote server data format
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void DoSetRemoteStoreFormatL(const CSmlDataStoreFormat& aServerDataStoreFormat);
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// Sets the remote server maximum object size
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void DoSetRemoteMaxObjectSize(TInt aServerMaxObjectSize);
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// Returns maximum object size, reported by remote server
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TInt DoMaxObjectSize() const;
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// Opens item for reading
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void DoOpenItemL(TSmlDbItemUid aUid, TBool& aFieldChange, TInt& aSize,
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TSmlDbItemUid& aParent, TDes8& aMimeType, TDes8& aMimeVer, TRequestStatus& aStatus);
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// Initializes new item to data store
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void DoCreateItemL(TSmlDbItemUid& aUid, TInt aSize, TSmlDbItemUid aParent,
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const TDesC8& aMimeType, const TDesC8& aMimeVer, TRequestStatus& aStatus);
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// Initializes replace of item in data store
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void DoReplaceItemL(TSmlDbItemUid aUid, TInt aSize, TSmlDbItemUid aParent,
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TBool aFieldChange, TRequestStatus& aStatus);
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// Reads data from opened item
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void DoReadItemL(TDes8& aBuffer);
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// Writes data to created or replaced item
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void DoWriteItemL(const TDesC8& aData);
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// Commits the created or replaced item to database
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void DoCommitItemL(TRequestStatus& aStatus);
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// Closes the opened item
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void DoCloseItem();
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// Moves item in the database
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void DoMoveItemL(TSmlDbItemUid aUid, TSmlDbItemUid aNewParent, TRequestStatus& aStatus);
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// Deletes item from the database
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void DoDeleteItemL(TSmlDbItemUid aUid, TRequestStatus& aStatus);
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// Soft deletes item (if supported by plugin adapter), can be equal to DoDeleteItemL
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void DoSoftDeleteItemL(TSmlDbItemUid aUid, TRequestStatus& aStatus);
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// Deletes all items from the database
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void DoDeleteAllItemsL(TRequestStatus& aStatus);
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// Returns, whether data store has history info. EFalse means slow sync
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TBool DoHasSyncHistory() const;
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// Returns ids of items, which are added after previous synchronization
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const MSmlDataItemUidSet& DoAddedItems() const;
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// Returns ids of items, which are deleted after previous synchronization
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const MSmlDataItemUidSet& DoDeletedItems() const;
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// Returns ids of items, which are soft-deleted after previous synchronization
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const MSmlDataItemUidSet& DoSoftDeletedItems() const;
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// Returns ids of items, which are modified after previous synchronization
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const MSmlDataItemUidSet& DoModifiedItems() const;
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// Returns ids of items, which are moved after previous synchronization
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const MSmlDataItemUidSet& DoMovedItems() const;
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// Resets change information of items (makes all items new from DS point of view)
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void DoResetChangeInfoL(TRequestStatus& aStatus);
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// Commits the changes, that are sent into the remote server
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void DoCommitChangeInfoL(TRequestStatus& aStatus, const MSmlDataItemUidSet& aItems);
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// Commits the changes, that are sent into the remote server
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void DoCommitChangeInfoL(TRequestStatus& aStatus);
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private:
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TContactItemId CreateNewGroupL( const TDesC& aLabel,
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const CContactIdArray& aContactArray/*, const TDesC& aRingtone*/ );
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void ReplaceGroupL( TContactItemId aGroupId, const TDesC& aLabel,
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const CContactIdArray& aContactArray/*, const TDesC& aRingtone*/ );
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// Create and save snapshot from items on database
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void RegisterSnapshotL();
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void AssignString( TDes8& aDestination, const TDesC8& aSource );
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// Updates contacts last modified time.
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void UpdateContactLastMod( TContactItemId aContactId, const TTime& aLastModified );
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// Checks does group name already exists.
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TBool GroupNameExistsL( const TDesC& aLabel );
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// Data store states
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enum TState
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{
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EClosed = 0,
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EOpenAndWaiting,
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EContactGrpOpening,
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EContactGrpCreating,
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EContactGrpUpdating
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};
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TState iCurrentState;
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RFs iFs;
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CContactDatabase* iContactsDb;
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TRequestStatus* iCallerStatus;
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/**
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* Key that is used in sorting snapshot.
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*/
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const TKeyArrayFix iKey;
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/**
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* Change finder, used to determine db modifications.
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*/
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CChangeFinder* iChangeFinder;
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/**
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* VCard item converter
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*/
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CContactsGrpConverter* iConverter;
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TSmlDbItemUid* iCurrentItem;
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TSmlDbItemUid iItemToBeReplaced;
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CBufFlat* iDataBuffer;
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TInt iWriterPosition;
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TInt iReaderPosition;
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TBool iHasHistory;
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CNSmlDataItemUidSet* iNewItems;
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CNSmlDataItemUidSet* iDeletedItems;
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CNSmlDataItemUidSet* iUpdatedItems;
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CNSmlDataItemUidSet* iEmptyList;
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};
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#endif // __CONTACTSGRPDATASTORE_H__ |