Java를 사용하여 창고 관리 시스템의 재고 조기 경보 기능을 구현하는 방법

public class Product {
    private String name;
    private int stock;
  
    public Product(String name, int stock) {
        this.name = name;
        this.stock = stock;
    }
  
    public String getName() {
        return name;
    }
  
    public int getStock() {
        return stock;
    }
  
    public void setStock(int stock) {
        this.stock = stock;
    }
}

public class Warehouse {
    private List<Product> products;
  
    public Warehouse() {
        products = new ArrayList<>();
    }
  
    public void addProduct(Product product) {
        products.add(product);
    }
  
    public void setWarningThreshold(String productName, int threshold) {
        for(Product product : products) {
            if(product.getName().equals(productName)) {
                product.setThreshold(threshold);
                break;
            }
        }
    }
  
    // other methods...
}

public class StockMonitor implements Runnable {
    private Warehouse warehouse;
  
    public StockMonitor(Warehouse warehouse) {
        this.warehouse = warehouse;
    }
  
    @Override
    public void run() {
        while(true) {
            for(Product product : warehouse.getProducts()) {
                if(product.getStock() < product.getThreshold()) {
                    // 触发库存预警
                    sendWarningMessage(product);
                }
            }
          
            try {
                // 每隔一段时间检查一次库存
                Thread.sleep(60000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }
  
    private void sendWarningMessage(Product product) {
        // 发送预警信息的具体实现
        // ...
    }
}