--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32utils/analyse/activity.h	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,57 @@
+// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "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 __ACTIVITY__
+#define __ACTIVITY__
+
+#include "trace.h"
+#include <map>
+#include <vector>
+
+class Activity : public Sampler
+	{
+	struct Bucket
+		{
+		inline Bucket(unsigned aPeriod,int aThread);
+		bool operator<(const Bucket& aRhs) const;
+		//
+		unsigned iPeriod;
+		int iThread;
+		};
+	struct ThreadData
+		{
+		inline ThreadData(const Thread& aThread);
+		inline ThreadData(unsigned aCutoff);
+		inline bool operator<(const ThreadData& aRhs) const;
+		//
+		const Thread* iThread;
+		unsigned iTotal;
+		};
+	typedef std::map<Bucket,unsigned> Data;
+	typedef std::vector<ThreadData> Threads;
+public:
+	Activity(int aBucketSize, unsigned aBeginSample, double aCutOff);
+private:
+	void Sample(unsigned aNumber, const Thread& aThread, PC aPc);
+	void Complete(unsigned aTotal, unsigned aActive);
+private:
+	int iBucketSize;
+	unsigned iBeginSample;
+	double iCutOff;
+	Threads iThreads;
+	Data iData;
+	};
+
+#endif // __ACTIVITY__
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