import java.util.Random;

//	Class for thread producing successive integers for buffer

class ProduceInteger extends Thread{
	private static final int TOTAL_TO_WRITE = 6;  // number of ints to write
	private static final int DEFAULT_SLEEP_TIME = 500;  // time to sleep
	protected HoldInteger circBuffer;	// Circular buffer
	protected int sleepTime;					// How long to sleep before producing next int
	private int base;
	
	// Hook up circular buffer
	public ProduceInteger(String name, int base, HoldInteger holder,int delayTime)
	{
		super(name);
		circBuffer = holder;
		sleepTime = delayTime;
		this.base = base;
	}
	
	// Hook up circular buffer w/ default sleepTime
	public ProduceInteger(String name, int base, HoldInteger holder)
	{
		this(name,base,holder,DEFAULT_SLEEP_TIME);
	}
	// Produce integers and store in buffer
	public void run()
	{
		Random generator = new Random();
		
		for (int count = 0; count < TOTAL_TO_WRITE; count++)
		{
			circBuffer.setSharedInt(base + count);
			// sleep for random interval
			try{
				sleep((int)(generator.nextInt(sleepTime)));
			} catch (InterruptedException ie) {
				System.out.println("Exception "+ie.toString());
			}
			
		}
	}
}