超市后台管理系统

package demo01;

import java.util.Scanner;

public class QishiCaidan {

public static void show() {
    System.out.println("欢迎使用商城后台管理系统");
    System.out.println("********************");
    System.out.println("1 查看商品信息");
    System.out.println("2 新增商品信息");
    System.out.println("3 删除商品信息");
    System.out.println("4 卖出商品");
    System.out.println("5 商品销售排行榜");
    System.out.println("6 退出");
    System.out.println("*********************");
    System.out.println("请选择对应的操作");
    Scanner scanner = new Scanner(System.in);
    int gongnengBianhao = scanner.nextByte();
    switch ( gongnengBianhao ) {
        case 1:
            System.out.println("查看商品信息");
            break;
        case 2:
            System.out.println("新增商品信息");
            break;
        case 3:
            System.out.println("删除商品信息");
            break;
        case 4:
            System.out.println("卖出商品");
            break;
        case 5:
            System.out.println("商品销售排行榜");
            break;
        case 6:
            System.out.println("谢谢使用");
            break;
    }
}
public void chakanShangpin() {
    ShangpinGuanli spgl = new ShangpinGuanli();
    spgl.chushiCangku();

    for ( int i = 0 ; i < spgl.cangku1.cangku.length ; i++ ) {
        if ( spgl.cangku1.cangku[i] !=null) {
            spgl.cangku1.cangku[i].print(i);
        }
    }
}

public void xinzengShangpin() {

}

public void sahnchuShangpin() {

}

public void maichuShnagpin() {

}

public void paihangbang() {

}

}