//%2006////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation, The Open Group.
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; Symantec Corporation; The Open Group.
//
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// 
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//==============================================================================
//
//%/////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_StatisticalData_h
#define Pegasus_StatisticalData_h

#include <Pegasus/Common/Config.h>
#include <iostream>
#include <cstring>
#include <Pegasus/Common/Linkage.h>
#include <Pegasus/Common/InternalException.h>
#include <Pegasus/Common/String.h>
#include <Pegasus/Common/CIMProperty.h>
#include <Pegasus/Common/CIMInstance.h>
#include <Pegasus/Common/CIMDateTime.h>
#include <Pegasus/Common/CIMMessage.h>
#include <Pegasus/Common/Mutex.h>
#include <Pegasus/Common/Time.h>

PEGASUS_NAMESPACE_BEGIN

#ifndef PEGASUS_DISABLE_PERFINST

#define STAT_GETSTARTTIME \
TimeValue startTime = TimeValue::getCurrentTime();

#define STAT_SERVERSTART \
request->setStartServerTime(startTime);

#define STAT_SERVEREND \
response->endServer();\

#define STAT_BYTESSENT \
Uint16 statType = (response->getType() >= CIM_GET_CLASS_RESPONSE_MESSAGE)? \
  response->getType() - CIM_GET_CLASS_RESPONSE_MESSAGE:response->getType() - 1;\
StatisticalData::current()->addToValue(message.size(), statType, StatisticalData::PEGASUS_STATDATA_BYTES_SENT);



#define STAT_SERVEREND_ERROR \
response->endServer();

/*the request size value must be stored (requSize) and passed to the StatisticalData object at the
 end of processing other wise it will be the ONLY vlaue that is passed to the client which reports 
 the current state of the object, not the pevious (one command ago) state */

#define STAT_BYTESREAD \
Uint16 statType = (request->getType() >= CIM_GET_CLASS_RESPONSE_MESSAGE)? \
    request->getType() - CIM_GET_CLASS_RESPONSE_MESSAGE: request->getType()-1;\
StatisticalData::current()->requSize = contentLength; 

#else
#define STAT_GETSTARTTIME
#define STAT_SERVERSTART
#define STAT_SERVEREND
#define STAT_SERVEREND_ERROR
#define STAT_BYTESREAD
#define STAT_BYTESSENT
#endif

class PEGASUS_COMMON_LINKAGE StatProviderTimeMeasurement
{
public:
    StatProviderTimeMeasurement(CIMMessage* message)
        : _message(message)
    {
#ifndef PEGASUS_DISABLE_PERFINST
        _message->startProvider();
#endif
    }

    ~StatProviderTimeMeasurement()
    {
#ifndef PEGASUS_DISABLE_PERFINST
        _message->endProvider();
#endif
    }

private:
    StatProviderTimeMeasurement();
    StatProviderTimeMeasurement(const StatProviderTimeMeasurement&);
    StatProviderTimeMeasurement& operator=(const StatProviderTimeMeasurement&);

    CIMMessage* _message;
};

class PEGASUS_COMMON_LINKAGE StatisticalData
{
   public:
      enum StatRequestType{
         GET_CLASS,
         GET_INSTANCE,
	 INDICATION_DELIVERY,
         DELETE_CLASS,
         DELETE_INSTANCE,
         CREATE_CLASS,
         CREATE_INSTANCE,
         MODIFY_CLASS,
         MODIFY_INSTANCE,
         ENUMERATE_CLASSES,
         ENUMERATE_CLASS_NAMES,
         ENUMERATE_INSTANCES,
         ENUMERATE_INSTANCE_NAMES,
         EXEC_QUERY,
         ASSOCIATORS,
         ASSOCIATOR_NAMES,
         REFERENCES,
         REFERENCE_NAMES,
         GET_PROPERTY,
         SET_PROPERTY,
         GET_QUALIFIER,
         SET_QUALIFIER,
         DELETE_QUALIFIER,
         ENUMERATE_QUALIFIERS,
         INVOKE_METHOD,
         NUMBER_OF_TYPES
      };

      enum StatDataType{
         PEGASUS_STATDATA_SERVER,
         PEGASUS_STATDATA_PROVIDER,
         PEGASUS_STATDATA_BYTES_SENT,
         PEGASUS_STATDATA_BYTES_READ
      };

      static const Uint32 length;
      static StatisticalData* current();

      StatisticalData();

      timeval timestamp;

      Sint64 numCalls[NUMBER_OF_TYPES];
      Sint64 cimomTime[NUMBER_OF_TYPES];
      Sint64 providerTime[NUMBER_OF_TYPES];
      Sint64 responseSize[NUMBER_OF_TYPES];
      Sint64 requestSize[NUMBER_OF_TYPES];
	Sint64 requSize;	//tempory storage for requestSize vlaue
	Boolean copyGSD;
//	Uint64 totalServTime;
      static StatisticalData* cur;
      void addToValue(Sint64 value, Uint16 type, Uint32 t);
      static String requestName[];
     void setCopyGSD(Boolean flag);

   protected:
      Mutex _mutex;
};


PEGASUS_NAMESPACE_END
#endif