StatisticsManager.hxx

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#ifndef RESIP_StatisticsManager_hxx
#define RESIP_StatisticsManager_hxx

#include "rutil/Timer.hxx"
#include "rutil/Data.hxx"
#include "resip/stack/StatisticsMessage.hxx"
#include "resip/stack/StatisticsHandler.hxx"

namespace resip
{
class SipStack;
class SipMessage;
class TransactionController;

class StatisticsManager : public StatisticsMessage::Payload
{
   public:
      // not implemented
      typedef enum
      {
         TransportFifoSize,
         TUFifoSize,
         ActiveTimers,
         OpenTcpConnections,
         ActiveClientTransactions,
         ActiveServerTransactions,
         PendingDnsQueries,
         StatsMemUsed
      } Measurement;
      
      StatisticsManager(SipStack& stack, unsigned long intervalSecs=60);
      ~StatisticsManager();

      void process();
      // not stricly thread-safe; needs to be called through the fifo somehow
      void setInterval(unsigned long intvSecs);

      void setExternalStatsHandler(ExternalStatsHandler *handler)
      {
         mExternalHandler = handler;
      }

   private:
      friend class TransactionState;
      bool sent(SipMessage* msg);
      bool retransmitted(MethodTypes type, bool request, unsigned int code);
      bool received(SipMessage* msg);

      void poll(); // force an update

      SipStack& mStack;
      UInt64 mInterval;
      UInt64 mNextPoll;

      ExternalStatsHandler *mExternalHandler;
      //
      // When statistics are published, a copy of values are made
      // and copied into this member, and then reference to this is
      // published thru both ExternalHandler and posted to stack as message.
      // This payload is mutex protected.
      StatisticsMessage::AtomicPayload *mPublicPayload;
};

}

#endif

/* ====================================================================
 * The Vovida Software License, Version 1.0 
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