编辑代码

import java.text.SimpleDateFormat;
import java.util.Date;

public class Account {
    private String id;
	private String name;
	private double  balance;
	private Date datetime;

	public String getId() {
		return id;
	}
	public  void setId(String id) {
		this.id=id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public double getBalance() {
		return balance;
	}
	public void setBalance(double balance) {
		this.balance = balance;
	}
	public Date getDatetime() {
		return datetime;
	}
	public void setDatetime(Date datetime) {
		this.datetime = datetime;
	}
	
	public Account(String name,double balance) {
		id="83235235466";
		this.name=name;
		this.balance=balance;
		datetime=new Date();
	}

	public  void deposite(double money) {
		balance=balance+money;
	}

	public  void withdraw(double money) {
		if(balance>=money){
			balance=balance-money;
		}else {
			System.out.println("");
		}
	}
	
	public  void show() {
		System.out.println("--------------------");
		System.out.println(""+id);
		System.out.println(""+name);
		System.out.println(""+balance);
		System.out.println(""+new SimpleDateFormat("yyyy-MM-dd hh:mm:ss").format(datetime));
	}
	
	public void newRandomld(){
        StringBuffer buffer=new StringBuffer();
        Random rand=new Random();
        int a;
        for(int i=1;i<19;i++){
            a=rand.nextInt(10);
            buffer.append(a);
        }
        return new String(buffer);
    }
	
}