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12月15日做图书管理系统所遇到的问题

2016-12-15 16:08 411 查看
今天要做一个图书管理系统:

需求分析是:

1.首界面

*************************************************************

                       欢迎使用图书管理系统

*************************************************************

请输入选择 (A)用户登录     (B)注册用户    (Q)退出系统

2.注册界面

注册新用户

输入用户名:

( 登录名只能是字母开头长度不能在6-20位之间,不能有特殊字符,如果用户名验证通过,需要进行是否存在的判断,如果已经存在用户名则重新输入注册信息,否则进行下一步)

输入密码:

(  不能和用户名相同,而且必须在6位以上(包含6位),如果不符合规则进行提示,否则进行下一步)

用户添加成功

请输入选择 (A)用户登录 (B)注册用户 (Q)退出系统

3.用户登陆页面:

(A)用户登录   

请输入用户名:

请输入密码:

(登录时对用户名进行是否存在的验证,如果用户名不存在则提示,否则进行用户名和密码是否一致的验证)

(用户名和密码一致则:)登录成功

(然后直接跳)欢迎使用图书管理系统操作图书 请选择输入: (A)查看图书   (B)增加图书  (C)修改图书   (D)删除图书  (E)注销本用户

4.查询图书页面:



(A)查看图书


|书名|                  |作者|                  |出版社|                 |价格|                |书号|             |出版日期|

·······                   ·······                   ·········                   ·······                 ······               ·············

(最后有一个)选择查看方式:(A)价格排序      (B)作者排序      (C)出版日期排序      (E)返回上一级

(B)增加图书页面

增加图书:

增加图书

请输入书名:

······

请输入作者

······

请输入出版社

······

请输入价格

······

请输入书号

······

请输入出版日期

······

新书信息如下:Book [name = ``````,author = ``````,publisher = ``````,price = ``````,isbn = ``````,date = ``````]

是否保存该书 (Y)是   (N)否

Y

添加图书中,请耐心等待···

添加成功!!

|书名|                  |作者|                  |出版社|                 |价格|                |书号|             |出版日期|

·······                   ·······                     ·········                   ·······                   ······             ·············

首先我先建了一个book_manager的项目

然后在项目中建了两个包,一个是(com.book.main),另外一个是(com.book.model)

(model里是初始化,main里是方法)

其次在model包中建两个类----》一个是(AdminManager)一个是(Book)

(1) class AdminManager 的内容是:

package com.book.model;

public class AdminManager {
private String id;//用户ID
private String userName;//用户名
private String userPassword;//用户密码
private String trueName;//真实姓名
private String phoneNumber;//电话号码
private int status;//账户状态
private String sex;//用户性别
public AdminManager(){

}
public AdminManager(String id,String userName,String userPassword,String trueName,String phoneNumber,String sex,int statue){
this.id = id;
this.userName = userName;
this.userPassword = userPassword;
this.trueName = trueName;
this.phoneNumber = phoneNumber;
this.sex = sex;
this.status = status;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public String getUserPassword() {
return userPassword;
}
public void setUserPassword(String userPassword) {
this.userPassword = userPassword;
}
public String getTrueName() {
return trueName;
}
public void setTrueName(String trueName) {
this.trueName = trueName;
}
public String getPhoneNumber() {
return phoneNumber;
}
public void setPhoneNumber(String phoneNumber) {
this.phoneNumber = phoneNumber;
}
public int getStatus() {
return status;
}
public void setStatus(int status) {
this.status = status;
}
public String getSex() {
return sex;
}
public void setSex(String sex) {
this.sex = sex;
}
public String toString() {
return "id为" + id + "的用户资料如下:" +"\n"+"用户名:" + userName + ",密码:"+ userPassword +",真实姓名:" + trueName + ",手机号码:" + phoneNumber + ",性别:" + sex + ",账户状态:" + status;
}
}

(2) class Book的内容是

package com.book.model;

import java.util.List;

public class Book {
private String bookName;//书名
private String bookId;//书籍编号
private String bookAuthor;//书籍作者
private String bookPublisher;//出版商
private String bookPrice;//书籍价格
public Book(){

}
public Book(List list) {
this.bookName = bookName;
this.bookAuthor = bookAuthor;
this.bookId =bookId;
this.bookPrice = bookPrice;
this.bookPublisher = bookPublisher;
}
public String getBookName() {
return bookName;
}
public void setBookName(String bookName) {
this.bookName = bookName;
}
public String getBookId() {
return bookId;
}
public void setBookId(String bookId) {
this.bookId = bookId;
}
public String getBookAuthor() {
return bookAuthor;
}
public void setBookAuthor(String bookAuthor) {
this.bookAuthor = bookAuthor;
}
public String getBookPublisher() {
return bookPublisher;
}
public void setBookPublisher(String bookPublisher) {
this.bookPublisher = bookPublisher;
}
public String getBookPrice() {
return bookPrice;
}
public void setBookPrice(String bookPrice) {
this.bookPrice = bookPrice;
}

public String toString(){
return "Book [bookAuthor=" + bookAuthor + ",bookId=" + bookId + ",bookName=" + bookName + ",bookPrice" + bookPrice + ",bookPublisher=" + bookPublisher + "]";
}

}


我为什么要用private呢?

最后,Main中我建了五个类

我先说一下Main类吧

                               
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