//------------------------------------------------------------------------
// Filename: 
//   ProducerConsumer.h
// PROGRAM DESCRIPTION
//   definition file for Buffer Monitor class
//------------------------------------------------------------------------

#ifndef _PROD_CONS_MON_H
#define _PROD_CONS_MON_H

#include "ThreadClass.h"
#include "ProducerConsumer-Thrd.h"

//------------------------------------------------------------------------
// BufferMonitor class definition
//------------------------------------------------------------------------

class BufferMonitor : public Monitor 
{
     public:
          BufferMonitor(char* Name);  
          void Put(Item_t item);   // add an item into the buffer
          void Get(Item_t *item);  // get an item from the buffer

     private:
          Condition   NotFull,      // wait until buffer is not full
                     NotEmpty;      // wait until buffer is not empty
          int Buffer[BUFFER_SIZE];  // the buffer
          int In;                   // next empty slot in the buffer
          int Out;                  // next available data slot
          int NumberOfItems;        // number of items in the buffer
};

#endif