machine.h

常用算法与数据结构原代码

//Machine class used in machine shop simulation
#ifndef Machine_
#define Machine_

class Machine 
{
	friend Job* ChangeState(int);
public:
	Machine() {TotalWait = NumTasks = 0;
	Active = 0;}
	bool IsEmpty() 
	{
		return JobQ.IsEmpty();
	}
	void AddJob(Job* x) 
	{
		JobQ.Add(x);
	}
	void SetChange(long w)
	{
		ChangeTime = w;
	}
	void Stats(long& tw, long& nt)
	{
		tw = TotalWait;
		nt = NumTasks;
	}
private:
	LinkedQueue<Job*> JobQ; // queue of waiting jobs
	long ChangeTime;  // machine changeover time
	long TotalWait;   // total delay at this machine
	long  NumTasks;   // number of tasks processed
	Job *Active;      // pointer to current job
};

#endif