commonappservices/alarmserver/Server/Include/ASSrvDataPool.h
changeset 0 2e3d3ce01487
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/commonappservices/alarmserver/Server/Include/ASSrvDataPool.h	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,162 @@
+// Copyright (c) 1999-2009 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 __ASSRVDATAPOOL_H__
+#define __ASSRVDATAPOOL_H__
+
+// System includes
+#include <s32strm.h>
+
+// User includes
+#include "ASSrvAlarmQueueObserver.h"
+
+// Classes referenced
+class CASSrvServerWideData;
+
+
+//
+// ----> CASSrvDataPool (header)
+//
+/**
+ * Responsible for maintaining the assocation between AlarmIds and their arbitrary
+ * data.
+ */
+class CASSrvDataPool : public CBase, public MASSrvAlarmQueueObserver
+	{
+//
+public:										// STATIC CONSTRUCT / DESTRUCT
+//
+	static CASSrvDataPool*					NewL(CASSrvServerWideData& aServerWideData);
+	~CASSrvDataPool();
+
+//
+private:									// INTERNAL CONSTRUCT
+//
+	CASSrvDataPool(CASSrvServerWideData& aServerWideData);
+	void									ConstructL();
+
+//
+public:										// ACCESS
+//
+
+	TBool									DataPoolContainsEntry(TAlarmId aAlarmId) const;
+
+	const TDesC8&							DataPoolEntry(TAlarmId aAlarmId) const;
+
+	void									DataPoolAddDataL(TAlarmId aAlarmId, HBufC8* aData);
+
+	void									DataPoolRemoveDataL(TAlarmId aAlarmId);
+
+//
+public:										// STORE FRAMEWORK
+//
+
+	void									InternalizeL(RReadStream& aStream);
+
+	void									ExternalizeL(RWriteStream& aStream) const;
+
+	void									ApplyInternalizedData(TBool aUseNewData);
+
+//
+private:									// FROM MASSrvAlarmQueueObserver
+//
+
+	void									MAlarmQueueObserverHandleEvent(TASSrvAlarmQueueEvent aEvent, TAlarmId aAlarmId);
+
+//
+private:									// INTERNAL
+//
+
+	/**
+	 * Access the server wide data
+	 */
+	inline CASSrvServerWideData&			ServerData() const { return iServerWideData; }
+
+	TInt									FindEntry(TAlarmId aAlarmId) const;
+
+//
+private:									// INTERNAL CLASSES
+//
+
+	//
+	// ----> CASSrvAlarmDataMapplet (header)
+	//
+	/**
+	 * Implements a relationship between alarm id and alarm data
+	 */
+	class CASSrvAlarmDataMapplet : public CBase
+		{
+	//
+	public:									// STATIC CONSTRUCT / DESTRUCT
+	//
+		static CASSrvAlarmDataMapplet*		NewLC(TAlarmId aAlarmId, HBufC8* aAlarmData);
+		~CASSrvAlarmDataMapplet();
+
+	//
+	private:								// INTERNAL CONSTRUCT
+	//
+		CASSrvAlarmDataMapplet(TAlarmId aAlarmId, HBufC8* aAlarmData);
+
+	//
+	public:									// ACCESS
+	//
+
+		/**
+		 * Return the alarm id
+		 */
+		inline TAlarmId						Id() const { return iAlarmId; }
+
+		/**
+		 * Return a reference to the alarm data for this entry
+		 */
+		inline const TDesC8&				Data() const { return *iAlarmData; }
+	
+	//
+	private:								// INTERNAL CONSTRUCT
+	//
+
+		/**
+		 * The alarm id
+		 */
+		TAlarmId							iAlarmId;
+
+		/**
+		 * The alarm data
+		 */
+		HBufC8*								iAlarmData;
+		};
+
+//
+private:									// MEMBER DATA
+//
+
+	/**
+	 * A handle to the server wide data.
+	 */
+	CASSrvServerWideData&					iServerWideData;
+	
+	/**
+	 * The list of mappings between Alarm Id's and their associated arbitrary data.
+	 */
+	RPointerArray<CASSrvAlarmDataMapplet>	iDataEntries;
+
+	/**
+	 * Buffer for Internalize to read in The list of mappings between Alarm Id's
+	 * and their associated arbitrary data.
+	 */
+	RPointerArray<CASSrvAlarmDataMapplet>	iInternalizeDataEntries;
+	};
+
+#endif