class Interruptingthread{
    public static void main(String args[]) {
        Customer cus = new Customer();
        new Consumer(cus);
        new Producer(cus);
    }
}
class Customer {
    int Stock=1000;
    synchronized void get(int Stock) {
        if(this.Stock<Stock){
            System.out.println("Less Stock and Customer waiting for refill"); 
            try {
                wait();
            } catch(InterruptedException e) {
                System.out.println("InterruptedException caught");
            }
            this.Stock-=Stock;  
            System.out.println("Stock Soldout Sucessfully");  
        }
    }
    synchronized void put(int Stock) {
        System.out.println("Going for Stock refill");  
        this.Stock+=Stock;  
        System.out.println("Stock refill is completed ");  
        notify();
    }
}
class Producer implements Runnable {
    Customer cus;
    Producer(Customer cus) {
        this.cus = cus;
        new Thread(this, "Producer").start();
    }
    public void run() {
        cus.put(2000);
    }
}
class Consumer implements Runnable {
    Customer cus;
    Consumer(Customer cus) {
        this.cus = cus;
        new Thread(this, "Consumer").start();
    }
    public void run() {
        while(true) {
            cus.get(1500);
        }
    }
}