ACE/examples/APG/Naming/Thermometer.h

   1 /* -*- C++ -*- */
   2 #ifndef THERMOMETER_H
   3 #define THERMOMETER_H
   4
   5 #include "ace/OS_NS_stdlib.h"
   6 #include "ace/Log_Msg.h"
   7
   8 class Thermometer
   9 {
  10 public:
  11   Thermometer (const char *addr)
  12     : addr_(addr), threshold_(5)
  13   { }
  14
  15   float temperature ()
  16   {
  17     int success = ACE_OS::rand () % 10;
  18     if (success < this->threshold_)
  19       {
  20         this->threshold_ = 7;
  21         return -1.0;
  22       }
  23
  24     this->threshold_ = 3;
  25     int itemp = 80 + ACE_OS::rand () % 10; // 80 <= t <= 90
  26     return (float)itemp;
  27   }
  28
  29   const char *address ()
  30   {
  31     return this->addr_;
  32   }
  33
  34   void reset ()
  35   {
  36     this->threshold_ = 4;
  37     ACE_DEBUG ((LM_ERROR, ACE_TEXT ("Resetting thermometer %C\n"),
  38                 this->address ()));
  39   }
  40
  41 private:
  42   const char *addr_;
  43   int threshold_;
  44 };
  45
  46 #endif /* THERMOMETER_H */