摘要:
package com.db.user; public class User { private String uname; private String upass; private int age; public User(){} public User (String uname,String 阅读全文
摘要:
1. package packk; public class Book { int id; String name; double price; public int getId() { return id; } public void setId(int id) { this.id = id; } 阅读全文