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Commit 3767b161 authored by 昵称vwk2gnleae's avatar 昵称vwk2gnleae
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+449 -200
.classpath deleted 100644 → 0
+ 0
- 7
View file @ 0924ff71
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
<classpathentry excluding="book/Record.java" kind="src" path="src"/>
<classpathentry kind="lib" path="src/mysql-connector-java-5.1.0-bin.jar"/>
<classpathentry kind="output" path="bin"/>
</classpath>
.idea/dataSources.xml 0 → 100644
+ 12
- 0
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="DataSourceManagerImpl" format="xml" multifile-model="true">
<data-source source="LOCAL" name="@localhost" uuid="b204f30c-c8a6-4386-9039-9355688edd3d">
<driver-ref>mysql.8</driver-ref>
<synchronize>true</synchronize>
<jdbc-driver>com.mysql.cj.jdbc.Driver</jdbc-driver>
<jdbc-url>jdbc:mysql://localhost:3306</jdbc-url>
<working-dir>$ProjectFileDir$</working-dir>
</data-source>
</component>
</project>
\ No newline at end of file
.project deleted 100644 → 0
+ 0
- 17
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>BooksManagementSystem</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>
bookmanagesys.sql
+ 83
- 91
View file @ 3767b161
/*
Navicat Premium Data Transfer
Source Server : mysql-8.0数据库
Source Server : root
Source Server Type : MySQL
Source Server Version : 80017
Source Server Version : 80016
Source Host : localhost:3306
Source Schema : bookmanage
Source Schema : bookmanagesys
Target Server Type : MySQL
Target Server Version : 80017
Target Server Version : 80016
File Encoding : 65001
Date: 27/02/2021 22:49:38
Date: 18/05/2023 13:12:04
*/
/*
Navicat Premium Data Transfer
Source Server : mysql-8.0数据库
Source Server Type : MySQL
Source Server Version : 80017
Source Host : localhost:3306
Source Schema : bookmanage
Target Server Type : MySQL
Target Server Version : 80017
File Encoding : 65001
Date: 27/02/2021 19:16:26
*/
create database if not exists bookmanagesys;
use bookmanagesys;
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
`id` bigint AUTO_INCREMENT,
`username` varchar(20),
`password` varchar(20),
PRIMARY KEY (`id`)
) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci;
insert into user(id,username,password) value(8,'xiaoli','666666');
insert into user(id,username,password) value(9,'zhangyogn','666666');
insert into user(id,username,password) value(10,'zhangming','666666');
insert into user(id,username,password) value(11,'hexu','666666');
insert into user(id,username,password) value(12,'yang','666666');
insert into user(id,username,password) value(13,'wang','666666');
insert into user(id,username,password) value(14,'zhang','666666');
insert into user(id,username,password) value(15,'zhangzetian','666666');
insert into user(id,username,password) value(16,'wangyang','666666');
insert into user(id,username,password) value(17,'郭州乐沙','666666');
insert into user(id,username,password) value(18,'北冥有鱼','666666');
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
-- ----------------------------
-- Table structure for admin
-- ----------------------------
DROP TABLE IF EXISTS `admin`;
CREATE TABLE `admin` (
`id` bigint(100) NOT NULL AUTO_INCREMENT,
`adminname` varchar(100) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
`password` varchar(100) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 23 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of admin
-- ----------------------------
INSERT INTO `admin` VALUES (1, 'lu', '96E79218965EB72C92A549DD5A330112');
-- ----------------------------
-- Table structure for book
-- ----------------------------
DROP TABLE IF EXISTS `book`;
CREATE TABLE `book` (
`id` bigint NOT NULL AUTO_INCREMENT,
`bookname` varchar(50),
`total` int(10),
`putaway` date ,
`surplus` int(10),
PRIMARY KEY (id)
) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci;
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (8, '高等数学1', 10, '2018-08-01', 9);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (9, '高等数学2', 11, '2018-08-01', 11);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (10, 'Java', 12, '2019-08-10', 10);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (11, 'java精彩编程200例', 13, '2018-09-08', 10);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (12, '高 等教 育', 14, '2018-08-01', 11);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (13, 'java从入门到精通', 15, '2017-09-08', 8);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (14, 'java从入门到精通', 15, '2017-09-08', 8);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (15, '商务英语', 12, '2018-10-08', 10);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (16, '计算机入门', 13, '2018-11-08', 10);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (17, '大学英语', 8, '2018-10-08', 1);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (18, '计算机', 4, '2017-11-08', 1);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (19, '入门到精通', 2, '2019-09-17',1);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (20, '高等教育', 2, '2018-08-01', 1);
INSERT INTO `book`(id,bookname,total,putaway,surplus) VALUES (21, 'MTML', 1, '2018-08-01', 1);
`id` bigint(20) NOT NULL AUTO_INCREMENT,
`bookname` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
`total` int(10) NULL DEFAULT NULL,
`putaway` date NULL DEFAULT NULL,
`surplus` int(10) NULL DEFAULT NULL,
`price` int(50) NULL DEFAULT NULL,
`author` varchar(100) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 29 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of book
-- ----------------------------
INSERT INTO `book` VALUES (32, '高等数学', 10, '2023-05-17', 10, 10, '武忠祥');
INSERT INTO `book` VALUES (33, '线性代数', 10, '2023-05-17', 10, 10, '李永乐');
-- ----------------------------
-- Table structure for borrowrecord
-- ----------------------------
DROP TABLE IF EXISTS `borrowrecord`;
CREATE TABLE `borrowrecord` (
`id` bigint NOT NULL AUTO_INCREMENT,
`bookid` bigint,
`userid` bigint,
`borrowdate` date ,
`backdate` date ,
`state` varchar(20),
PRIMARY KEY (`id`)
) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci;
use bookmanagesys;
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10004, 8, 8, '2019-09-01', '2019-10-01','已还' );
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10006, 9,9, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10008, 10,10, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10010, 11,11, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10014, 12,12,'2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10016, 13,13, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10018, 14,14, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10020, 15,15, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10022, 16,16,'2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10024, 17,17, '2019-09-01', '2019-10-01', '已还');
INSERT INTO `borrowrecord`(id,bookid,userid,borrowdate,backdate,state) VALUES (10026, 18,18,'2019-09-01', '2019-10-01', '已还');
`id` bigint(20) NOT NULL AUTO_INCREMENT,
`bookid` bigint(20) NULL DEFAULT NULL,
`userid` bigint(20) NULL DEFAULT NULL,
`borrowdate` date NULL DEFAULT NULL,
`backdate` date NULL DEFAULT NULL,
`state` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 10042 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of borrowrecord
-- ----------------------------
-- ----------------------------
-- Table structure for user
-- ----------------------------
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
`uid` bigint(20) NOT NULL AUTO_INCREMENT,
`username` varchar(100) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
`password` varchar(100) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
`realname` varchar(100) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
`createtime` datetime(0) NULL DEFAULT NULL,
`state` int(11) NULL DEFAULT NULL,
`mobile` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
`amount` bigint(100) NULL DEFAULT NULL,
PRIMARY KEY (`uid`) USING BTREE,
UNIQUE INDEX `user_uid_uindex`(`uid`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of user
-- ----------------------------
INSERT INTO `user` VALUES (1, 'user', '96E79218965EB72C92A549DD5A330112', NULL, '2023-05-17 20:53:22', 1, '111111', 180);
INSERT INTO `user` VALUES (5, '44', '96e79218965eb72c92a549dd5a330112', '1', '2023-05-17 00:00:00', 1, '1', 0);
SET FOREIGN_KEY_CHECKS = 1;
src/won/db/DBConnect.java
+ 1
- 1
View file @ 3767b161
......@@ -10,7 +10,7 @@ import java.sql.SQLException;
public class DBConnect {
static String DB = "bookmanagesys";
static String username = "root";
static String password = "666666";
static String password = "ljl18672013022";
static Connection connection = null;
public static Connection getConnect() {
......
src/won/model/User.java → src/won/model/Admin.java
+ 3
- 3
View file @ 3767b161
......@@ -3,14 +3,14 @@ package won.model;
/**
* 用户模型，与数据库表对应
*/
public class User {
public class Admin {
private long id;
private String username;
private String password;
public User() {
public Admin() {
}
public User(long id, String username, String password) {
public Admin(long id, String username, String password) {
this.id = id;
this.username = username;
this.password = password;
......
src/won/model/Book.java
+ 31
- 5
View file @ 3767b161
package won.model;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.List;
import static java.lang.System.out;
......@@ -13,6 +15,8 @@ public class Book {
private String putaway;
private int tatal;
private int surplus;
private long price;
private String author;
public Book() {
......@@ -25,6 +29,15 @@ public class Book {
this.surplus = tatal;
}
public Book(String bookname, String putaway, int total, long price, String author) {
this.bookname = bookname;
this.putaway = putaway;
this.tatal = total;
this.surplus = total;
this.price = price;
this.author = author;
}
public static Book byId(long id) {
Book book = new Book();
book.setId(id);
......@@ -42,9 +55,9 @@ public class Book {
public static void display(Book book, boolean isExistTitle) {
if (isExistTitle) {
out.println("ID\t书名\t上架日期\t总数\t可借数量");
out.println("ID\t书名\t上架日期\t总数\t可借数量\t售价\t作者");
}
out.println(book.getId()+"\t"+book.getBookname()+"\t"+book.getPutaway()+"\t"+book.getTatal()+"\t"+book.getSurplus());
out.println(book.getId()+"\t"+book.getBookname()+"\t"+book.getPutaway()+"\t"+book.getTatal()+"\t"+book.getSurplus()+"\t"+book.getPrice()+"\t"+book.getAuthor());
}
public static Book byBookname(String bookName) {
......@@ -53,12 +66,14 @@ public class Book {
return book;
}
public Book(long id, String bookname, String putaway, int tatal, int surplus) {
public Book(long id, String bookname, String putaway, int tatal, int surplus,int price,String author) {
this.id = id;
this.bookname = bookname;
this.putaway = putaway;
this.tatal = tatal;
this.surplus = surplus;
this.price = price;
this.author = author;
}
public long getId() {
......@@ -101,8 +116,19 @@ public class Book {
this.surplus = surplus;
}
public long getPrice() {
return price;
}
public void setPrice(long price) {
this.price = price;
}
public String getAuthor() {
return author;
}
public static void main(String[] args) {
System.out.println("Hello World!");
public void setAuthor(String author) {
this.author = author;
}
}
src/won/model/BorrowRecord.java
+ 0
- 4
View file @ 3767b161
......@@ -86,8 +86,4 @@ public class BorrowRecord {
this.state = state;
}
public static void main(String[] args) {
System.out.println("Hello World!");
}
}
src/won/page/UserPage.java → src/won/page/AdminPage.java
+ 77
- 0
View file @ 3767b161
package won.page;
import won.model.Admin;
import won.model.User;
import won.query.AdminQuery;
import won.query.UserQuery;
import java.util.Scanner;
......@@ -8,36 +10,25 @@ import java.util.Scanner;
import static java.lang.System.out;
/**
* 对于User的操作窗口，主要调用query.BorrowRecordQuery里面的查询方法
* 对于admin的操作窗口，主要调用query.BorrowRecordQuery里面的查询方法
*/
public class UserPage {
public class AdminPage {
static Scanner input = new Scanner(System.in);
public UserPage() {
public AdminPage() {
}
public static User loginConsole() {
User user = null;
public static Admin adminLoginConsole() {
Admin admin = null;
System.out.println("****************欢迎使用图书管理系统***************");
while (true) {
System.out.println("********************账户登录********************");
out.println("提示：【1】已有账号，请登录 【2】没有账号，请注册");
out.print("请选择方式：");
user = null;
Scanner input = new Scanner(System.in);
String select = input.nextLine();
out.print("账号：");
String userid = input.nextLine();
System.out.println("********************管理员界面********************");
out.print("管理员账号：");
String uid = input.nextLine();
out.print("密码：");
String password = input.nextLine();
switch (select) {
case "1":
user = UserQuery.queryUser(userid, password);
break;
case "2":
user = UserQuery.registerUser(userid, password);
break;
}
if (user != null) {
admin = AdminQuery.queryAdmin(uid, password);
if (admin != null) {
out.println("登录成功！");
break;
} else {
......@@ -50,21 +41,34 @@ public class UserPage {
}
}
}
return user;
return admin;
}
public static void addAmount(){
out.println("********************充值账户********************");
out.println("提示：【1】充值【2】取消");
int select = Integer.parseInt(input.nextLine());
if (select == 1){
out.println("请输入用户id:");
long uid = Integer.parseInt(input.nextLine());
out.println("请输入充值金额:");
long amount = Integer.parseInt(input.nextLine());
AdminQuery.addAmount(uid,amount);
out.println("充值成功！");
}else {
out.println("充值失败！");
}
}
//管理员修改用户密码
public static User resetPassword() {
System.out.println("********************重置密码********************");
Scanner input = new Scanner(System.in);
System.out.print("请输入原有的账号:");
String username = input.nextLine();
out.print("请输入原有的密码：");
String password = input.nextLine();
User user = UserQuery.queryUser(username, password);
System.out.print("请输入用户的账号:");
String userName = input.nextLine();
User user = UserQuery.queryUser(userName);
if (user != null) {
out.print("请输入新密码：");
String newPassword = input.nextLine();
UserQuery.resetPassword(user.getId(), newPassword);
UserQuery.resetPassword(user.getUid(), newPassword);
} else {
out.println("身份验证失败!");
}
......
src/won/page/BookPage.java
+ 16
- 3
View file @ 3767b161
......@@ -59,7 +59,11 @@ public class BookPage {
String bookname = input.nextLine();
out.print("请输入数量：");
int total = Integer.parseInt(input.nextLine());
Book book = new Book(bookname,putaway,total);
out.print("请输入书价：");
long price = Integer.parseInt(input.nextLine());
out.print("请输入作者：");
String author = input.nextLine();
Book book = new Book(bookname,putaway,total,price,author);
BookQuery.addBook(book);
}
......@@ -69,8 +73,9 @@ public class BookPage {
List<Book> bookList = BookQuery.queryTodayBook();
if(!bookList.isEmpty()){
Book.diaplay(bookList);
}else{
System.out.println("提示：今日暂无新书!");
}
System.out.println("提示：今日暂无新书!");
}
public static void modifyBook() {
......@@ -89,7 +94,7 @@ public class BookPage {
book = bookList.get(0);
while (true) {
Book.display(book, true);
System.out.println("替换提示：【1】书名【2】日期【3】总数量【4】可借数量");
System.out.println("替换提示：【1】书名【2】日期【3】总数量【4】可借数量【5】价格【6】作者");
System.out.print("选择:");
int n = Integer.parseInt(input.nextLine());
switch (n) {
......@@ -109,6 +114,14 @@ public class BookPage {
out.print("替换可借数量为:");
book.setSurplus(Integer.parseInt(input.nextLine()));
break;
case 5:
out.print("替换价格为:");
book.setPrice(Integer.parseInt(input.nextLine()));
break;
case 6:
out.print("替换作者名字为:");
book.setAuthor(input.nextLine());
break;
}
out.println("是否继续修改：【1】继续，请输入1 【2】返回，请按其他任意键");
out.print("请选择：");
......
src/won/page/BorrowRecordPage.java
+ 39
- 26
View file @ 3767b161
package won.page;
import won.db.DBConnect;
import won.model.Book;
import won.model.BorrowRecord;
import won.model.QueryMode;
import won.model.User;
import won.model.*;
import won.query.AdminQuery;
import won.query.BookQuery;
import won.query.BorrowRecordQuery;
import won.query.UserQuery;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.*;
import static java.lang.System.in;
import static java.lang.System.out;
/**
......@@ -25,7 +25,7 @@ public class BorrowRecordPage {
}
public static void borrowBookDetail(User user) {
public static void borrowBookDetail() {
System.out.println("********************借阅图书********************");
while(true) {
System.out.println("功能选项：【1】用户借书\t【2】查看借阅记录");
......@@ -33,10 +33,10 @@ public class BorrowRecordPage {
String selectItem = input.nextLine();
switch (selectItem) {
case "1":
borrowBook(user);
borrowBook();
break;
case "2":
queryBorrowRecord(user);
queryBorrowRecord();
break;
}
out.println("是否继续当前任务：【1】继续，请输入1\t 【2】返回，请输入Enter");
......@@ -47,7 +47,25 @@ public class BorrowRecordPage {
}
}
}
public static void borrowBook(User user){
public static void borrowBookDetail(User user) {
System.out.println("--------------------您的借阅记录--------------------");
Connection connection = DBConnect.getConnect();
PreparedStatement preparedStatement = null;
ResultSet resultSet = null;
String sql = null;
List<BorrowRecord> borrowRecords = new LinkedList<>();
borrowRecords = BorrowRecordQuery.queryBorrowRecordByUserId(user.getUid());
if (!borrowRecords.isEmpty()) {
out.println("查询到如下记录：");
for (int i = 0; i < borrowRecords.size(); i++) {
BorrowRecord.display(borrowRecords.get(i), i == 0);
}
} else {
out.println("没有查到相关记录！");
}
}
public static void borrowBook(){
List<Book> bookList = new LinkedList<>();
boolean isAvailable = false;
QueryMode queryMode = null;
......@@ -73,13 +91,16 @@ public class BorrowRecordPage {
}
if (isAvailable) {
Book book = bookList.get(0);
Book.display(book,true);
Book.display(book, true);
System.out.println("借书人Id：");
long userId = input.nextLong();
System.out.println("提示：【1】借阅【2】取消");
System.out.print("选择：");
int select = Integer.parseInt(input.nextLine());
if (select == 1) {
int select = input.nextInt();
if (select == 1 && UserQuery.queryUserById(userId) != null && book.getPrice() <= UserQuery.queryUserAmount(userId)) {
//减少可借数量
BorrowRecordQuery.decreaseBookSurplus(book, queryMode);
AdminQuery.decreaseBookAmount(userId, book.getPrice());
//添加借阅记录
Date date = new Date();
Calendar calendar = Calendar.getInstance();
......@@ -89,7 +110,7 @@ public class BorrowRecordPage {
String borrowdate = String.format("%tF", date);
BorrowRecord borrowRecord = new BorrowRecord();
borrowRecord.setBookid(book.getId());
borrowRecord.setUserid(user.getId());
borrowRecord.setUserid(userId);
borrowRecord.setBorrowdate(borrowdate);
borrowRecord.setBackdate(backdate);
BorrowRecordQuery.addBorrowRecord(borrowRecord);
......@@ -97,27 +118,20 @@ public class BorrowRecordPage {
} else {
out.println("借书失败！");
}
} else {
}else {
out.println("没有查询到相应图书");
}
}
public static void queryBorrowRecord(User user) {
public static void queryBorrowRecord() {
System.out.println("--------------------借阅记录--------------------");
out.println("功能：【1】查看当前借阅记录\t【2】查看所有记录");
out.print("请选择：");
int select = Integer.parseInt(input.nextLine());
Connection connection = DBConnect.getConnect();
PreparedStatement preparedStatement = null;
ResultSet resultSet = null;
String sql = null;
List<BorrowRecord> borrowRecords = new LinkedList<>();
if (select == 1) {
borrowRecords = BorrowRecordQuery.queryBorrowRecordByUserId(user.getId());
} else if (select == 2) {
borrowRecords = BorrowRecordQuery.queryAllBorrowRecord();
}
borrowRecords = BorrowRecordQuery.queryAllBorrowRecord();
if (!borrowRecords.isEmpty()) {
out.println("查询到如下记录：");
for (int i = 0; i < borrowRecords.size(); i++) {
......@@ -144,9 +158,9 @@ public class BorrowRecordPage {
}
}
public static void returnBook(User user) {
public static void returnBook() {
System.out.println("********************图书归还********************");
List<BorrowRecord> records = BorrowRecordQuery.queryBorrowRecordByUserId(user.getId());
List<BorrowRecord> records = BorrowRecordQuery.queryAllBorrowRecord();
if (!records.isEmpty()) {
for (int i = 0; i < records.size(); i++) {
BorrowRecord.display(records.get(i), i == 0);
......@@ -158,10 +172,9 @@ public class BorrowRecordPage {
if (!BorrowRecordQuery.isOverDate(borrowRecord)) {
BookQuery.increaseBookSurplus(borrowRecord.getBookid());
borrowRecord.setState("已还");
BorrowRecordQuery.updateBorrowRecord(borrowRecord);
} else {
out.println("借阅逾期，请到服务台归还" + user);
out.println("借阅逾期，请到服务台归还");
}
}
}
......
src/won/page/Home.java
+ 56
- 19
View file @ 3767b161
package won.page;
import won.model.Admin;
import won.model.User;
import won.page.BookPage;
import won.page.BorrowRecordPage;
import won.page.UserPage;
import won.query.UserQuery;
import java.util.Scanner;
......@@ -16,23 +15,50 @@ public class Home {
public Home() {
//测试账号
//User user = new User(8,"xiali","111111");
//进行登录，登录成功则返回一个用户实体
User user = UserPage.loginConsole();
//Admin admin = new Admin(lu,"111111");
//User user = new User(w,"111111");
//进行登录，登录成功则返回一个管理员或用户实体
out.println("****************欢迎使用图书管理系统***************");
out.println("【0】管理员登录 \t 【1】用户登陆");
int selectOpe = Integer.parseInt(input.nextLine());
Admin admin = null;
User user = null;
while (true){
if (selectOpe == 0){
admin = AdminPage.adminLoginConsole();
break;
}
else if (selectOpe == 1){
user = UserPage.userLoginConsole();
break;
}else {
out.println("输入错误,请重新输入！");
}
}
while (true) {
out.println("*******************图书管理系统 ******************");
out.println("* 【1】今日新书 *");
out.println("* 【2】查询图书 *");
out.println("* 【3】借阅图书 *");
out.println("* 【4】归还图书 *");
out.println("* 【5】添加新书 *");
out.println("* 【6】修改图书 *");
out.println("* 【7】删除图书 *");
out.println("* 【8】重置密码 *");
out.println("* 【3】修改密码 *");
if (selectOpe == 0) {
out.println("* 【4】借阅图书 *");
out.println("* 【5】归还图书 *");
out.println("* 【6】添加新书 *");
out.println("* 【7】修改图书 *");
out.println("* 【8】删除图书 *");
out.println("* 【9】充值账户 *");
}else {
out.println("* 【4】借书记录 *");
}
out.println("* 【0】退出系统 *");
out.println("*************************************************");
out.print("请选择功能：");
String select = input.nextLine();
while (selectOpe == 1 && Integer.parseInt(select) > 4){
out.println("输入错误,请重新输入！");
select = input.nextLine();
}
switch (select) {
case "1":
BookPage.getLatestBook();
......@@ -41,23 +67,34 @@ public class Home {
BookPage.queryBook();
break;
case "3":
BorrowRecordPage.borrowBookDetail(user);
if ((user == null)){
AdminPage.resetPassword();
}else {
UserPage.resetPassword(user.getUsername());
}
break;
case "4":
BorrowRecordPage.returnBook(user);
if (user == null){
BorrowRecordPage.borrowBookDetail();
}else {
BorrowRecordPage.borrowBookDetail(user);
}
break;
case "5":
BookPage.addBook();
assert admin != null;
BorrowRecordPage.returnBook();
break;
case "6":
BookPage.modifyBook();
BookPage.addBook();
break;
case "7":
BookPage.deleteBook();
BookPage.modifyBook();
break;
case "8":
User newUser = UserPage.resetPassword();
user = newUser==null?user:newUser;
BookPage.deleteBook();
break;
case "9":
AdminPage.addAmount();
break;
case "0":
out.println("*******************已退出系统!!!*****************");
......
src/won/query/UserQuery.java → src/won/query/AdminQuery.java
+ 79
- 0
View file @ 3767b161
package won.query;
import won.db.DBConnect;
import won.model.User;
import won.model.Admin;
import won.model.Book;
import won.model.QueryMode;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
......@@ -10,42 +14,25 @@ import java.sql.SQLException;
import static java.lang.System.out;
/**
* 提供操作数据库表user的方法，提供各种查询，将数据库数据转为User对象模型
* 提供操作数据库表admin的方法，提供各种查询，将数据库数据转为Admin对象模型
*/
public class UserQuery {
public UserQuery() {
public class AdminQuery {
public AdminQuery() {
}
public static void resetPassword(long userid,String newpassword) {
PreparedStatement prestmt = null;
try {
String sql = "update user SET password=? where id=?";
prestmt = DBConnect.getConnect().prepareStatement(sql);
prestmt.setString(1, newpassword);
prestmt.setLong(2, userid);
int n=prestmt.executeUpdate();
if (prestmt != null) {
prestmt.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
System.out.println("修改密码成功！");
}
public static User queryUser(String username, String password) {
public static Admin queryAdmin(String adminName, String password) {
ResultSet resultSet = null;
PreparedStatement prestmt = null;
User user = null;
Admin admin = null;
try {
String sql = "SELECT * FROM user WHERE username = ? AND password = ?";
String sql = "SELECT * FROM admin WHERE adminname = ? AND password = md5(?)";
prestmt = DBConnect.getConnect().prepareStatement(sql);
prestmt.setString(1, username);
prestmt.setString(1, adminName);
prestmt.setString(2, password);
resultSet = prestmt.executeQuery();
if (resultSet.next()) {
long id = resultSet.getLong("id");
user = new User(id, username, password);
admin = new Admin(id, adminName, password);
}
if (resultSet != null) {
......@@ -57,38 +44,36 @@ public class UserQuery {
} catch (SQLException e) {
e.printStackTrace();
}
return user;
return admin;
}
/**
* 用户账号已存在或注册失败返回 null，成功则返回User对象
**/
public static User registerUser(String username, String password) {
out.println("正在进行注册...");
User user = null;
if (queryUser(username, password) != null) {
out.println("用户已存在，请直接登录！");
return null;
public static void addAmount(long uid,long amount) {
PreparedStatement prestmt = null;
try {
String sql = "update user set amount = amount + ? where uid = ? ";
prestmt = DBConnect.getConnect().prepareStatement(sql);
prestmt.setLong(1, amount);
prestmt.setLong(2,uid);
prestmt.executeUpdate();
if (prestmt != null) {
prestmt.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
PreparedStatement preparedStatement = null;
String sql = null;
boolean isSuccess = false;
}
public static void decreaseBookAmount(long uid,long amount) {
PreparedStatement prestmt = null;
try {
sql = "insert into user (username,password) values(?,?)";
preparedStatement = DBConnect.getConnect().prepareStatement(sql);
preparedStatement.setString(1, username);
preparedStatement.setString(2, password);
int n = preparedStatement.executeUpdate();
if (n == 1) {
user = queryUser(username, password);
System.out.println("注册成功！");
} else {
System.out.println("注册失败！");
String sql = "update user set amount = amount - ? where uid = ? ";
prestmt = DBConnect.getConnect().prepareStatement(sql);
prestmt.setLong(1, amount);
prestmt.setLong(2,uid);
prestmt.executeUpdate();
if (prestmt != null) {
prestmt.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
return user;
}
}
src/won/query/BookQuery.java
+ 39
- 9
View file @ 3767b161
......@@ -68,7 +68,9 @@ public class BookQuery {
int total = resultSet.getInt("total");
String indate = resultSet.getString("putaway");
int surplus = resultSet.getInt("surplus");
bookList.add(new Book(id, bookname, indate, total, surplus));
int price = resultSet.getInt("price");
String author = resultSet.getString("author");
bookList.add(new Book(id, bookname, indate, total, surplus,price,author));
}
}catch (SQLException e){
out.println(e);
......@@ -77,14 +79,16 @@ public class BookQuery {
}
public static void updateBook(Book book) {
Connection connection = DBConnect.getConnect();
String sql = "UPDATE book SET bookname=?,total=?,putaway=?,surplus=? WHERE id = ?";
String sql = "UPDATE book SET bookname=?,total=?,putaway=?,surplus=?,price=?,author=? WHERE id = ?";
try {
PreparedStatement prestmt = connection.prepareStatement(sql);
prestmt.setString(1, book.getBookname());
prestmt.setInt(2, book.getTatal());
prestmt.setString(3, book.getPutaway());
prestmt.setInt(4, book.getSurplus());
prestmt.setLong(5, book.getId());
prestmt.setLong(5, book.getPrice());
prestmt.setString(6, book.getAuthor());
prestmt.setLong(7, book.getId());
prestmt.executeUpdate();
if (prestmt != null) {
prestmt.close();
......@@ -101,12 +105,14 @@ public class BookQuery {
Connection connection = DBConnect.getConnect();
PreparedStatement prestmt = null;
try {
String sql = "insert into book (bookname,putaway,total,surplus) values(?,?,?,?)";
String sql = "insert into book (bookname,putaway,total,surplus,price,author) values(?,?,?,?,?,?)";
prestmt = connection.prepareStatement(sql);
prestmt.setString(1, book.getBookname());
prestmt.setString(2, book.getPutaway());
prestmt.setInt(3,book.getTatal());
prestmt.setInt(4,book.getSurplus());
prestmt.setLong(5,book.getPrice());
prestmt.setString(6,book.getAuthor());
prestmt.executeUpdate();
if (prestmt != null) {
prestmt.close();
......@@ -210,20 +216,22 @@ public class BookQuery {
int total = resultSet.getInt("total");
String putaway = resultSet.getString("putaway");
int surplus = resultSet.getInt("surplus");
bookList.add(new Book(id, bookname, putaway, total, surplus));
int price = resultSet.getInt("price");
String author = resultSet.getString("author");
bookList.add(new Book(id, bookname, putaway, total, surplus,price,author));
}
} catch (SQLException e) {
out.println(e);
}
return bookList;
}
public static void increaseBookSurplus(long bookid) {
public static void increaseBookSurplus(long bookId) {
PreparedStatement preparedStatement = null;
String sql = null;
try {
sql = "update book set surplus=surplus+1 and id=?";
sql = "update book set surplus=surplus+1 where id=?";
preparedStatement = DBConnect.getConnect().prepareStatement(sql);
preparedStatement.setLong(1, bookid);
preparedStatement.setLong(1, bookId);
preparedStatement.executeUpdate();
} catch (SQLException e) {
......@@ -231,7 +239,29 @@ public class BookQuery {
}
out.println("图书数量已更新！ = ");
}
public static int queryBookAmount(Book book) {
PreparedStatement preparedStatement = null;
ResultSet resultSet = null;
int price = 0;
try {
String sql = "select price from book where id=? ";
preparedStatement = DBConnect.getConnect().prepareStatement(sql);
preparedStatement.setLong(1, book.getId());
resultSet = preparedStatement.executeQuery();
if (resultSet.next()) {
price = resultSet.getInt("price");
}
if (resultSet != null) {
resultSet.close();
}
if (preparedStatement != null) {
preparedStatement.close();
}
}catch (SQLException e) {
e.printStackTrace();
}
return price;
}
}
......
src/won/query/BorrowRecordQuery.java
+ 13
- 15
View file @ 3767b161
......@@ -25,13 +25,13 @@ public class BorrowRecordQuery {
try {
switch (queryMode) {
case ById:
sql = "update book set surplus=surplus-1 and id=?";
sql = "update book set surplus=surplus-1 where id=?";
preparedStatement = DBConnect.getConnect().prepareStatement(sql);
preparedStatement.setLong(1, book.getId());
preparedStatement.executeUpdate();
break;
case ByBookname:
sql = "update book set surplus=surplus-1 and bookname=?";
sql = "update book set surplus=surplus-1 where bookname=?";
preparedStatement = DBConnect.getConnect().prepareStatement(sql);
preparedStatement.setString(1, book.getBookname());
preparedStatement.executeUpdate();
......@@ -42,7 +42,6 @@ public class BorrowRecordQuery {
}
}
public static void updateBorrowRecord(BorrowRecord borrowRecord) {
Connection connection = DBConnect.getConnect();
try {
......@@ -89,34 +88,34 @@ public class BorrowRecordQuery {
}
}
public static List<BorrowRecord> queryBorrowRecordByUserId(long userId) {
public static List<BorrowRecord> queryAllBorrowRecord(){
Connection connection = DBConnect.getConnect();
ResultSet resultSet = null;
try {
PreparedStatement preparedStatement = null;
String sql = "select * from borrowrecord where userid=?";
preparedStatement = connection.prepareStatement(sql);
preparedStatement.setLong(1, userId);
String sql = "select * from borrowrecord";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
resultSet = preparedStatement.executeQuery();
} catch (SQLException e) {
}catch (SQLException e){
out.println(e);
}
return getBorrowRecordByResultSet(resultSet);
}
public static List<BorrowRecord> queryAllBorrowRecord(){
public static List<BorrowRecord> queryBorrowRecordByUserId(long userId) {
Connection connection = DBConnect.getConnect();
ResultSet resultSet = null;
try {
String sql = "select * from borrowrecord";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
PreparedStatement preparedStatement = null;
String sql = "select * from borrowrecord where userid=?";
preparedStatement = connection.prepareStatement(sql);
preparedStatement.setLong(1, userId);
resultSet = preparedStatement.executeQuery();
}catch (SQLException e){
} catch (SQLException e) {
out.println(e);
}
return getBorrowRecordByResultSet(resultSet);
}
public static List<BorrowRecord> getBorrowRecordByResultSet(ResultSet resultSet) {
List<BorrowRecord> borrowRecords = new LinkedList<>();
if (resultSet == null) {
......@@ -138,7 +137,6 @@ public class BorrowRecordQuery {
return borrowRecords;
}
public static void deleteRecordByRecordId(long recordId) {
// TODO Auto-generated method stub
out.println("正在删除该条记录...");
......
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