java实现系统入口程序

import java.util.Scanner;

public class StartSMS {
String name;
int mima;
String name2;

public void show() {
System.out.println("\n\t欢迎使用我行我素购物管理系统\n");
System.out.println("\t\t1.登陆系统\n");
System.out.println("\t\t2.退出\n");
System.out.println("****************************************");
System.out.println("请选择,输入数字");
}

public void showM() {
System.out.println("用户名:" + name + "密码" + mima);
}

public void showD() {
System.out.println("****************************************");
System.out.println("\t\t1.客户信息管理\n");
System.out.println("\t\t2.真情回馈\n");

}

public void showY() {
}

public static void main(String[] args) {
boolean con;
con = false;
do {
// name = "l";
// mima = 1111;

StartSMS admin11 = new StartSMS();

admin11.name = "admin1";
admin11.mima = 11111;

StartSMS x = new StartSMS();
x.show();
Scanner input = new Scanner(System.in);
int no = input.nextInt();
switch (no) {
case 1:
System.out.println("请输入用户名:");
String name2 = input.next();
System.out.println("请输入密码:");
int mima2 = input.nextInt();
if (admin11.name.equals(name2) && admin11.mima == mima2) {
System.out.println("@@  登陆成功:" + name2 + "  @@");
x.showD();
con=false;
break;
} else {
System.out.println("@@您没有权限进入系统,请重新选择!@@");
con=true;
}
break;
case 2:
System.out.println("谢谢您的使用!");
con = false;
break;
default:
System.out.println("输入错误,请重新选择:");
con=true;
break;
}
} while (con);
}
}