diff -r 000000000000 -r f979ecb2b13e pimappservices/calendar/server/inc/agsextractor.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pimappservices/calendar/server/inc/agsextractor.h	Tue Feb 02 10:12:19 2010 +0200
@@ -0,0 +1,86 @@
+// 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 __AGSEXTRACTOR_H__
+#define __AGSEXTRACTOR_H__
+
+#include "calinstanceviewimpl.h"
+#include "agmdate.h"
+#include "agsindexiterator.h"
+
+class CAgnEntryModel;
+class CAgnIndex;
+class CAgnSimpleEntryTable;
+class TAgnIterator;
+class TAgnSortInstance;
+
+/** The instance extractor.
+
+The extractor is given an iterator that it will use to iterate through entries and create instances.
+
+@internalComponent
+*/
+class CAgnInstanceExtractor : public CBase
+	{
+public:	
+	CAgnInstanceExtractor(TAgnIterator* aIterator, CAgnEntryModel& aEntryModel);
+	~CAgnInstanceExtractor();
+	
+	inline void SetIndex(CAgnIndex& aSimpleEntryIndex);
+	inline void SetFilter(const TAgnFilter& aFilter);
+	inline void SetUndatedTodoTime(const TTime& aUndatedTodoTime);
+
+	void FindInstancesL(CArrayFix<TAgnSortInstance>& aInstances, const TFindInstanceParams& aSearchParams);
+	void NextInstancesL(CArrayFix<TAgnSortInstance>& aInstances, const TFindInstanceParams& aSearchParams);			
+	void PreviousInstancesL(CArrayFix<TAgnSortInstance>& aInstances, const TFindInstanceParams& aSearchParams);
+
+private:
+	inline const TAgnFilter* Filter() const;
+	inline const TTime& UndatedTodoTime() const;
+#ifdef SYMBIAN_SKIPPED_CALENDAR_ALARMS
+	TBool ContinueSearchL(const TBool aAlarmInstanceSearch, const TTime& aSearchRangeEndLocal) const;
+
+	void InsertInstanceL(const TBool aAlarmInstanceSearch, 
+						 CArrayFix<TAgnSortInstance>& aInstances, 
+						 TAgnSortInstance& aInstance,
+						 const TFindInstanceParams& aFindInstanceParams) const;
+#endif	
+	
+private:
+	CAgnEntryModel& iEntryModel;
+	TTime iUndatedTodoTime;
+	
+	TAgnIterator* iIterator;
+	};
+
+/** An interface that groups together instance extraction operations
+
+@internalComponent
+*/
+class TAgnInstanceExtractor
+	{
+public:
+	TAgnInstanceExtractor(CAgnSimpleEntryTable& aEntryInfoTable);
+	void FindInstancesL(CArrayFix<TAgnSortInstance>& aList, const TFindInstanceParams& aSearchParams);
+	void NextPossibleInstancesL(CArrayFix<TAgnSortInstance>& aInstances, const TFindInstanceParams& aSearchParams);
+	void PreviousPossibleInstancesL(CArrayFix<TAgnSortInstance>& aInstances, const TFindInstanceParams& aSearchParams);
+
+private:
+	CAgnSimpleEntryTable* iSimpleEntryTable;
+	};
+
+#include "agsextractor.inl"
+
+#endif