移动soso

向右看齐 2022-05-16 01:58 149阅读 0赞

*  ![70][]

package com.soso.enty;
    
    public class Account {
    	private String type;//账户类型  
    private String name;
    private String telNo;
    private int money;//账户余额
    private int pwd;
    private taocan taocan;//套餐
    private int sumoney;//充值金额
    
    public int getSumoney() {
    	return sumoney;
    }
    public void setSumoney(int sumoney) {
    	this.sumoney = sumoney;
    }
    public String getType() {
    	return type;
    }
    public void setType(String type) {
    	this.type = type;
    }
    public String getName() {
    	return name;
    }
    public void setName(String name) {
    	this.name = name;
    }
    public String getTelNo() {
    	return telNo;
    }
    public void setTelNo(String telNo) {
    	this.telNo = telNo;
    }
    public int getMoney() {
    	return money;
    }
    public void setMoney(int money) {
    	this.money = money;
    }
    public int getPwd() {
    	return pwd;
    }
    public void setPwd(int pwd) {
    	this.pwd = pwd;
    }
    public taocan getTaocan() {
    	return taocan;
    }
    public void setTaocan(taocan taocan) {
    	this.taocan = taocan;
    }
    public Account(String type, String name, String telNo, int money, int pwd,
    		com.soso.enty.taocan taocan) {
    	super();
    	this.type = type;
    	this.name = name;
    	this.telNo = telNo;
    	this.money = money;
    	this.pwd = pwd;
    	this.taocan = taocan;
    }
    public Account() {
    	super();
    }
    
    }

package com.soso.enty;
    
    public abstract class taocan   {
    	private int speakTime;//通话时间
    	private int speakTimeLeft;//剩余通话时间
    	private int text;//短信条数
    	private int textLeft;//剩余短信条数
    	private int flow;//流量
    	private int flowLeft;//剩余流量
    	private int price;//套餐价格
    	private String recordes;//消费记录
    	
    	public String getRecordes() {
    		return recordes;
    	}
    	public void setRecordes(String recordes) {
    		this.recordes = recordes;
    	}
    	public int getSpeakTime() {
    		return speakTime;
    	}
    	public void setSpeakTime(int speakTime) {
    		this.speakTime = speakTime;
    	}
    	public int getSpeakTimeLeft() {
    		return speakTimeLeft;
    	}
    	public void setSpeakTimeLeft(int speakTimeLeft) {
    		this.speakTimeLeft = speakTimeLeft;
    	}
    	public int getText() {
    		return text;
    	}
    	public void setText(int text) {
    		this.text = text;
    	}
    	public int getTextLeft() {
    		return textLeft;
    	}
    	public void setTextLeft(int textLeft) {
    		this.textLeft = textLeft;
    	}
    	public int getFlow() {
    		return flow;
    	}
    	public void setFlow(int flow) {
    		this.flow = flow;
    	}
    	public int getFlowLeft() {
    		return flowLeft;
    	}
    	public void setFlowLeft(int flowLeft) {
    		this.flowLeft = flowLeft;
    	}
    	public int getPrice() {
    		return price;
    	}
    	public void setPrice(int price) {
    		this.price = price;
    	}
    	public taocan(int speakTime,  int text,
    			int flow, int price) {
    		super();
    		this.speakTime = speakTime;
    		this.text = text;
    		this.flow = flow;
    		this.price = price;
    	}
    	public taocan() {
    		super();
    	}
    	public abstract void printof();
    
    	//消费
    		public void consume(String TelNo) {
    			
    		}
    
    
    }

话痨套餐：

package com.soso.enty;
    
    import com.soso.util.Util;
    
    public class HuaLao extends taocan  {
    	public HuaLao(){
    		super.setPrice(58);
    		super.setSpeakTime(200);
    		super.setText(50);
    		super.setFlow(0);
    	}
    
    	@Override
    	public void printof() {
    		// TODO Auto-generated method stub
    		System.out.println("话唠套餐: \r\n" + 
    				"通话时长：200分钟 \r\n" + 
    				"短信条数：50条\r\n" + 
    				"月资费：58元");
    		
    	}
    	//消费方法
    	public void consume(String telNo) {
    		int choice=(int)(Math.random()*2)+1;
    		switch (choice) {
    		case 1:
    			call(telNo);
    			break;
    		case 2:
    			text(telNo);
    			break;
    		default:
    			break;
    		}
    	}
    	//打电话
    	public void call(String telNo) {
    		int money=0;//本次消费金额
    		//消费记录
    		System.out.println("通知朋友手机换号，打电话50分钟");
    		if(this.getRecordes()!=null) {			
    			this.setRecordes(this.getRecordes()+" "+"通知朋友手机换号，打电话50分钟");
    		}else {
    			this.setRecordes("通知朋友手机换号，打电话50分钟");
    		}
    		//剩余通话时间
    		if(this.getSpeakTime()-50>=0) {			
    			this.setSpeakTime(this.getSpeakTime()-50);
    		}else {
    			money=(50-this.getSpeakTime())*2;
    			this.setSpeakTime(0);
    			for (int j = 0; j < Util.list.size(); j++) {
    				if(Util.list.get(j).getTelNo().equals(telNo)) {
    					Util.list.get(j).setMoney(Util.list.get(j).getMoney()-money);
    					if(Util.list.get(j).getMoney()<0) {
    						System.out.println("余额不足，请及时缴费");
    					}
    					break;
    				}
    			}
    		}
    		//计费
    	}
    	
    	//发短信
    	public void text(String telNo) {
    		int money=0;//本次消费金额
    		//消费记录
    		System.out.println("通知朋友手机换号，发了50条短信");
    		if(this.getRecordes()!=null) {			
    			this.setRecordes(this.getRecordes()+" "+"通知朋友手机换号，发了50条短信");
    		}else {
    			this.setRecordes("通知朋友手机换号，发了50条短信");
    		}
    		//剩余通话时间
    		if(this.getTextLeft()-50>=0) {			
    			this.setTextLeft(this.getTextLeft()-50);
    		}else {
    			money=(50-this.getTextLeft())*1;
    			this.setTextLeft(0);
    			for (int j = 0; j < Util.list.size(); j++) {
    				if(Util.list.get(j).getTelNo().equals(telNo)) {
    					Util.list.get(j).setMoney(Util.list.get(j).getMoney()-money);
    					if(Util.list.get(j).getMoney()<0) {
    						System.out.println("余额不足，请及时缴费");
    					}
    					break;
    				}
    			}
    		}
    		//计费
    	
    	}
    		
    
    }

网虫套餐：

package com.soso.enty;
    
    import com.soso.util.Util;
    
    public class WangChong extends taocan {
    	
    	public WangChong(){
    		super.setPrice(68);
    		super.setFlow(5000);
    		super.setSpeakTime(0);
    		super.setText(0);
    		super.setFlowLeft(super.getFlow());
    	}
    
    	@Override
    	public void printof() {
    		// TODO Auto-generated method stub
    		System.out.println("网虫套餐: \r\n" + 
    				"上网流量：5GB\r\n" + 
    				"月资费：68元");
    		
    	}
    	public void consume(String telNo) {
    		
    		useFlow(telNo);
    	}
    	//使用流量
    	public void useFlow(String telNo) {
    		int money=0;//本次消费金额
    		//消费记录
    		System.out.println("通知朋友手机换号，用了300M流量");
    		if(this.getRecordes()!=null) {			
    			this.setRecordes(this.getRecordes()+" "+"通知朋友手机换号，用了300M流量");
    		}else {
    			this.setRecordes("通知朋友手机换号，用了300M流量");
    		}
    		//剩余通话时间
    		if(this.getFlowLeft()-300>=0) {			
    			this.setFlowLeft(this.getFlowLeft()-300);
    		}else {
    			money=(300-this.getTextLeft())*2;
    			this.setFlowLeft(0);
    			for (int j = 0; j < Util.list.size(); j++) {
    				if(Util.list.get(j).getTelNo().equals(telNo)) {
    					Util.list.get(j).setMoney(Util.list.get(j).getMoney()-money);
    					if(Util.list.get(j).getMoney()<0) {
    						System.out.println("余额不足，请及时缴费");
    					}
    					break;
    				}
    			}
    		}
    		//计费
    
    
    	}
    }

超人套餐：

package com.soso.enty;
    
    import com.soso.util.Util;
    
    public class SuperTaoCan extends taocan  {
    	public SuperTaoCan(){
    		super.setPrice(78);
    		super.setFlow(1000);
    		super.setSpeakTime(200);
    		super.setText(100);
    	}
    
    	@Override
    	public void printof() {
    		// TODO Auto-generated method stub
    		System.out.println("超人套餐\r\n" + 
    				"通话时长：200分钟 \r\n" + 
    				"短信条数：100条\r\n" + 
    				"上网流量：1GB\r\n" + 
    				"月资费：78元");
    	}
    	//消费方法
    		public void consume(String telNo) {
    			int choice=(int)(Math.random()*3)+1;
    			switch (choice) {
    			case 1:
    				call(telNo);
    				break;
    			case 2:
    				text(telNo);
    				break;
    			case 3:
    				useFlow(telNo);
    				break;
    			default:
    				break;
    			}
    		}
    		//打电话
    		public void call(String telNo) {
    			int money=0;//本次消费金额
    			//消费记录
    			System.out.println("通知朋友手机换号，打电话50分钟");
    			if(this.getRecordes()!=null) {			
    				this.setRecordes(this.getRecordes()+" "+"通知朋友手机换号，打电话50分钟");
    			}else {
    				this.setRecordes("通知朋友手机换号，打电话50分钟");
    			}
    			//剩余通话时间
    			if(this.getSpeakTime()-50>=0) {			
    				this.setSpeakTime(this.getSpeakTime()-50);
    			}else {
    				money=(50-this.getSpeakTime())*2;
    				this.setSpeakTime(0);
    				for (int j = 0; j < Util.list.size(); j++) {
    					if(Util.list.get(j).getTelNo().equals(telNo)) {
    						Util.list.get(j).setMoney(Util.list.get(j).getMoney()-money);
    						if(Util.list.get(j).getMoney()<0) {
    							System.out.println("余额不足，请及时缴费");
    						}
    						break;
    					}
    				}
    			}
    			//计费
    		}
    		
    		//发短信
    		public void text(String telNo) {
    			int money=0;//本次消费金额
    			//消费记录
    			System.out.println("通知朋友手机换号，发了50条短信");
    			if(this.getRecordes()!=null) {			
    				this.setRecordes(this.getRecordes()+" "+"通知朋友手机换号，发了50条短信");
    			}else {
    				this.setRecordes("通知朋友手机换号，发了50条短信");
    			}
    			//剩余通话时间
    			if(this.getTextLeft()-50>=0) {			
    				this.setTextLeft(this.getTextLeft()-50);
    			}else {
    				money=(50-this.getTextLeft())*1;
    				this.setTextLeft(0);
    				for (int j = 0; j < Util.list.size(); j++) {
    					if(Util.list.get(j).getTelNo().equals(telNo)) {
    						Util.list.get(j).setMoney(Util.list.get(j).getMoney()-money);
    						if(Util.list.get(j).getMoney()<0) {
    							System.out.println("余额不足，请及时缴费");
    						}
    						break;
    					}
    				}
    			}
    			//计费
    		}
    		
    			
    			
    		
    		//使用流量
    		public void useFlow(String telNo) {
    			int money=0;//本次消费金额
    			//消费记录
    			System.out.println("通知朋友手机换号，用了300M流量");
    			if(this.getRecordes()!=null) {			
    				this.setRecordes(this.getRecordes()+" "+"通知朋友手机换号，用了300M流量");
    			}else {
    				this.setRecordes("通知朋友手机换号，用了300M流量");
    			}
    			//剩余通话时间
    			if(this.getFlowLeft()-300>=0) {			
    				this.setFlowLeft(this.getFlowLeft()-300);
    			}else {
    				money=(300-this.getTextLeft())*2;
    				this.setFlowLeft(0);
    				for (int j = 0; j < Util.list.size(); j++) {
    					if(Util.list.get(j).getTelNo().equals(telNo)) {
    						Util.list.get(j).setMoney(Util.list.get(j).getMoney()-money);
    						if(Util.list.get(j).getMoney()<0) {
    							System.out.println("余额不足，请及时缴费");
    						}
    						break;
    					}
    				}
    			}
    			//计费
    		}
    }

方法：

package com.soso.util;
    
    import java.io.BufferedWriter;
    import java.io.File;
    import java.io.FileWriter;
    import java.util.ArrayList;
    import java.util.HashMap;
    import java.util.List;
    import java.util.Map;
    import java.util.Random;
    import java.util.Scanner;
    
    import com.soso.enty.Account;
    import com.soso.enty.HuaLao;
    import com.soso.enty.SuperTaoCan;
    import com.soso.enty.WangChong;
    import com.soso.enty.taocan;
    
    public class Util {
    	public static List<Account> list = new ArrayList<Account>();
    	static taocan tc;
    	static Scanner input = new Scanner(System.in);
    	public Boolean isright(String str) {
    		String reg = "^\\d?";
    		if (str.matches(reg)) {
    			return true;
    		}
    		return false;
    	}
    
    	// 初始化list
    	public void init() { // 新建一个账户，放到集合中
    		Account ac = new Account();
    		ac.setTelNo("18790275702");
    		ac.setType("网虫套餐");
    		ac.setMoney(25);
    		ac.setName("ljc");
    		ac.setPwd(123);
    		ac.setSumoney(100);
    		ac.setTaocan(new WangChong());
    		list.add(ac);
    	}
    
    	public void regist() {// 注册
    		System.out.println("*******可选择的卡号*******");
    		Map map = new HashMap();
    		Account ac = new Account();
    		for (int i = 0; i < 9; i++) {
    			String card = "139";
    			for (int j = 0; j < 8; j++) {
    				int a = (int) (Math.random() * 10);
    				card = card + a;
    			}
    			map.put(i + 1, card);
    			System.out.print(i + 1 + "." + card + "\t");
    			if ((i + 1) % 3 == 0) {
    				System.out.println();
    			}
    
    		}
    		System.out.println("请选择卡号：");
    		int kh = input.nextInt();
    		ac.setTelNo((String) map.get(kh));
    		System.out.println("你选择的卡号是:" + ac.getTelNo());
    		System.out.println("1.话唠套餐  2.网虫套餐  3.超人套餐\n 请选择套餐(输入序号)：");
    		int num = input.nextInt();
    		switch (num) {
    		case 1:
    			ac.setType("话唠套餐 ");
    			tc = new HuaLao();
    			tc.setSpeakTimeLeft(tc.getSpeakTime());
    			tc.setTextLeft(tc.getText());
    			ac.setTaocan(tc);
    			// String hl="话唠套餐:通话时长：200分钟 ,短信条数：50条,月资费：58元";
    			ac.getTaocan().printof();
    			break;
    		case 2:// 网虫套餐
    				// String wc="网虫套餐:上网流量：5GB,月资费：68元";
    			ac.setType("网虫套餐");
    			tc = new WangChong();
    			tc.setFlowLeft(tc.getFlow());
    			ac.setTaocan(tc);
    			ac.getTaocan().printof();
    			break;
    		case 3:// 超人套餐
    			ac.setType("超人套餐");
    			tc = new SuperTaoCan();
    			tc.setSpeakTimeLeft(tc.getSpeakTime());
    			tc.setTextLeft(tc.getText());
    			tc.setFlowLeft(tc.getFlow());
    			ac.setTaocan(tc);
    			ac.getTaocan().printof();
    		}
    		System.out.println("请输入姓名");
    		String name = input.next();
    		ac.setName(name);
    		System.out.println("请输入密码");
    		int pwd = input.nextInt();
    		System.out.println("请输入预存话费金额:");
    		int ycmoney = input.nextInt();
    		ac.setSumoney(ac.getSumoney()+ycmoney);
    		int money = ycmoney - tc.getPrice();
    		ac.setMoney(money);
    		ac.setPwd(pwd);
    		System.out.print("注册成功！");
    		System.out.print("卡号：" + ac.getTelNo() + "用户名：" + ac.getName()
    				+ "当前余额：" + ac.getMoney() + "元\n");
    		list.add(ac);
    //		System.out.println(list.size());
    	}
    
    	public boolean Login() throws Exception {
    		System.out.println("请输入手机卡号：");
    		String cardNo = input.next();
    		System.out.println("请输入密码：");
    		int strpwd = input.nextInt();
    		for (int i = 0; i < list.size(); i++) {
    			if (cardNo.equals(list.get(i).getTelNo())
    					&& strpwd == (list.get(i).getPwd())) {
    				meal(cardNo);
    				return true;
    			}
    		}
    		return false;
    	}
    
    	public void charge() { // 充值
    		System.out.println("请输入电话卡号");
    		String telno = input.next();
    		System.out.println("请输入充值金额");
    		int money = input.nextInt();
    		boolean flag = false;
    		for (int i = 0; i < list.size(); i++) {
    			if (telno.equals(list.get(i).getTelNo())) {
    				list.get(i).setMoney(list.get(i).getMoney()+money);
    				flag = true;
    				System.out.println("充值成功");
    				break;
    			}
    		}
    		if (!flag) {
    			System.out.println("手机号不存在，充值失败。");
    		}
    	}
    
    	public void meal(String telNo) throws Exception { // 嗖嗖移动用户菜单
    		System.out.println("1.本月账单查询2.套餐余量查询3.打印消费详单  4.套餐变更5.办理退网");
    		System.out.println("请选择(输入1~5选择功能，其他键返回上一级)：");
    		Scanner sca = new Scanner(System.in);
    		int num = sca.nextInt();
    		String tn = telNo;// 登录的电话号
    		switch (num) {
    		case 1:// 本月账单查询
    			System.out.println("*****本月账单查询******");
    			for (int i = 0; i < list.size(); i++) {
    				if ((list.get(i).getTelNo()).equals(tn)) {
    					System.out.println("您的卡号：" + Util.list.get(i).getTelNo()
    							+ ",当月账单：");
    					System.out.println("套餐资费：" + Util.list.get(i).getTaocan().getPrice()
    							+ "元");
    					System.out.println("合计消费："
    							+ (Util.list.get(i).getSumoney() - Util.list.get(i).getMoney()) + "元");
    					System.out.println("账户余额：" + Util.list.get(i).getMoney()
    							+ "元");
    					break;
    					}
    			}
    			meal(tn);
    			break;
    		case 2:// 套餐余量查询
    			System.out.println("*****套餐余量查询******");
    			for (int i = 0; i < list.size(); i++) {
    				if (tn.equals(list.get(i).getTelNo())) {
    					System.out.println("您的卡号是" + list.get(i).getTelNo());
    					if(list.get(i).getTaocan().getPrice()==58){
    					System.out.println("套餐内剩余：\n免费通话时长剩余："
    							+ list.get(i).getTaocan().getSpeakTime()
    							+ "分钟\n免费短信条数剩余："
    							+ list.get(i).getTaocan().getTextLeft()
    							+ "条");
    					break;
    					}
    					if(list.get(i).getTaocan().getPrice()==68){
    						System.out.println("套餐内剩余：\n套餐流量剩余："
    								+ list.get(i).getTaocan().getFlowLeft() + "M");
    						break;
    					}
    					if(list.get(i).getTaocan().getPrice()==78){
    						System.out.println("套餐内剩余：\n免费通话时长剩余："
    								+ list.get(i).getTaocan().getSpeakTime()
    								+ "分钟\n免费短信条数剩余："
    								+ list.get(i).getTaocan().getTextLeft()
    								+ "条\n套餐流量剩余："
    								+ list.get(i).getTaocan().getFlowLeft() + "M");
    						break;
    					}
    					break;
    				}
    			}
    			meal(tn);
    			break;
    		case 3:// 打印消费详单
    			String tr = null;
    			for (int i = 0; i < list.size(); i++) {
    				if (telNo.equals(list.get(i).getTelNo())) {
    					tr = list.get(i).getTaocan().getRecordes();
    				}
    			}
    			if(tr!=null){
    			System.out.println(tr);
    			String[] str = tr.split(" ");
    			File file = new File("D:\\d\\record.txt");
    			FileWriter fw = new FileWriter(file);
    			BufferedWriter bw = new BufferedWriter(fw);
    			for (int i = 0; i < str.length; i++) {
    				bw.write(str[i]);
    				bw.newLine();
    			}
    			bw.close();
    			System.out.println("套餐消费记录打印完毕！");
    			}else{
    				System.out.println("占时没有套餐消费记录");
    			}
    			meal(tn);
    			break;
    		case 4:// 套餐变更
    			changtc(tn);
    			break;
    		case 5:// 办理退网
    			for (int i = 0; i < list.size(); i++) {
    				if (tn.equals(list.get(i).getTelNo())) {
    					list.remove(i);
    				}
    			}
    			System.out.println("*****办理退网******\n卡号" +tn+" 办理退网成功！");
    			break;
    		default:
    			break;
    		}
    	}
        public void changtc(String telNo) throws Exception{
        	String str=telNo;
        	System.out.println("********套餐变更******");
        	System.out.println("1.话唠套餐  2.网虫套餐  3.超人套餐\n 请选择套餐(输入序号)：");
    		int num = input.nextInt();
    		for (int i = 0; i < list.size(); i++) {
    			if (telNo.equals(list.get(i).getTelNo())) {
    				System.out.println("当前套餐为："+list.get(i).getType());
    		switch (num) {
    		case 1:
    			if(list.get(i).getType().equals("话唠套餐")||list.get(i).getMoney()-58<0){
    				System.out.println("无法选择");
    				break;
    			}else{
    			list.get(i).setType("话唠套餐 ");
    			tc = new HuaLao();
    			tc.setSpeakTimeLeft(tc.getSpeakTime());
    			tc.setTextLeft(tc.getText());
    			list.get(i).setTaocan(tc);
    			list.get(i).setMoney(list.get(i).getMoney()-tc.getPrice() );
    			list.get(i).getTaocan().printof();
    			System.out.println("变更套餐成功");
    			meal(str);
    			}
    			break;
    		case 2:// 网虫套餐
    			if(list.get(i).getType().equals("网虫套餐")||list.get(i).getMoney()-68<0){
    				System.out.println("无法选择");
    			}else{
    			list.get(i).setType("网虫套餐");
    			tc = new WangChong();
    			tc.setFlowLeft(tc.getFlow());
    			list.get(i).setTaocan(tc);
    			list.get(i).setMoney(list.get(i).getMoney()-tc.getPrice() );
    			list.get(i).getTaocan().printof();
    			System.out.println("变更套餐成功");
    			meal(str);
    			}
    			
    			break;
    		case 3:// 超人套餐
    			if(list.get(i).getType().equals("超人套餐")||list.get(i).getMoney()-78<0){
    				System.out.println("无法选择");
    			}else{
    				list.get(i).setType("超人套餐");
    			tc = new SuperTaoCan();
    			tc.setSpeakTimeLeft(tc.getSpeakTime());
    			tc.setTextLeft(tc.getText());
    			tc.setFlowLeft(tc.getFlow());
    			list.get(i).setTaocan(tc);
    			list.get(i).setMoney(list.get(i).getMoney()-tc.getPrice() );
    			list.get(i).getTaocan().printof();
    			System.out.println("变更套餐成功");
    			meal(str);
    		}
    			}
        	break;
    		}
    		}
    		}
    }

测试类：

package com.soso.enty;
    
    import java.io.BufferedReader;
    import java.io.File;
    import java.io.FileInputStream;
    import java.io.FileNotFoundException;
    import java.io.InputStreamReader;
    import java.util.Scanner;
    
    import com.soso.util.Util;
    
    public class test {
    	static Scanner input = new Scanner(System.in);
    	public static void main(String[] args) throws Exception {
    		// TODO Auto-generated method stub
    		test t = new test();
    		Util u=new Util();
    		u.init();
    		t.begin();
    
    	}
    
    	public void begin() throws Exception {
    		Util util = new Util();
    		String a = "";
    		do {
    			System.out.println("*************欢迎使用嗖嗖移动业务大厅***************");
    			System.out
    					.println("1.用户登录   2.用户注册   3.使用嗖嗖   4.话费充值  5.资费说明  6.退出系统");
    			System.out.println("请选择：");
    			String num = input.next();
    			while (util.isright(num) == false) {
    				System.out.println("请选择：");
    				num = input.next();
    			}
    			int chose = Integer.parseInt(num);
    			switch (chose) {
    			case 1:// 用户登录
    				boolean flag = false;
    				for (int i = 0; i < 3; i++) {
    					flag = util.Login();
    					if (flag == true) {
    						break;
    					}
    					System.out.println("登录失败还剩" + (2 - i) + "次机会");
    				}
    				if (flag == true) {	
    					begin();
    					
    				}
    				if (flag == false) {
    					System.out.println("登录次数已用完");
    				}
    				break;
    			case 2:// 用户注册
    				util.regist();
    				break;
    			case 3: // 使用嗖嗖
    				System.out.println("输入手机号");
    				String telNo = input.next();
    				for (int i = 0; i < Util.list.size(); i++) {
    					if (telNo.equals(Util.list.get(i).getTelNo())) {
    						Util.list.get(i).getTaocan().consume(telNo);
    					}
    				}
    				break;
    			case 4:// 话费充值
    				util.charge();
    				break;
    			case 5:// 资费说明
    				File file = new File("D:\\soso.txt");
    				FileInputStream fis = new FileInputStream(file);
    				InputStreamReader isr = new InputStreamReader(fis);
    				BufferedReader br = new BufferedReader(isr);
    				String str = "";
    				while ((str = br.readLine()) != null) {
    					System.out.println(str);
    				}
    				br.close();
    				break;
    			case 6:// 退出系统
    				System.out.println("成功退出嗖嗖移动业务大厅");
    				System.exit(0);
    				break;
    			}
    			System.out.println("是否返回主菜单y\\n");
    			a = input.next();
    		} while (a.equals("y"));
    	}
    
    }

\*\*\*\*\*\*\*\*\*\*\*\*\*欢迎使用嗖嗖移动业务大厅\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
1.用户登录   2.用户注册   3.使用嗖嗖   4.话费充值  5.资费说明  6.退出系统  
请选择：  
4  
请输入电话卡号  
2313  
请输入充值金额  
100  
手机号不存在，充值失败。  
是否返回主菜单y\\n  
。。。。。

[70]: /images/20220516/5063a1cc5ca540229cf4bd254ed77d72.png