package com.dao;
import com.core.ConnDB;
import java.text.SimpleDateFormat;
import java.util.*;
import com.actionForm.BorrowForm;
import java.sql.*;
import com.actionForm.ReaderForm;
import com.actionForm.BookForm;
import java.util.Date;
public class BorrowDAO {
ConnDB conn = new ConnDB();
public int insert() {
String sql = "INSERT INTO tb_borrow (bookid) vlaues(1) ";
int ret = conn.executeUpdate(sql);
return ret;
}
// *****************************图书借阅******************************
public int insertBorrow(ReaderForm readerForm, BookForm bookForm,
String operator) {
// 获取系统日期
Date dateU = new Date();
java.sql.Date date = new java.sql.Date(dateU.getTime());
String sql1 = "select t.days from tb_bookinfo b left join tb_booktype t on b.typeid=t.id where b.id="
+ bookForm.getId() + "";
ResultSet rs = conn.executeQuery(sql1);
int days = 0;
try {
if (rs.next()) {
days = rs.getInt(1);
}
} catch (SQLException ex) {
}
// 计算归还时间
String date_str = String.valueOf(date);
//System.out.println("date_str="+date_str);
String dd = date_str.substring(8, 10);
//System.out.println("dd="+dd);
String DD = date_str.substring(0, 8)
+ String.valueOf(Integer.parseInt(dd) + days);
//System.out.println("DD="+DD);
//java.sql.Date backTime = java.sql.Date.valueOf(DD);
//用于计算归还的时间
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
Calendar ca=Calendar.getInstance();
ca.add(Calendar.DATE, days);
System.out.println(Calendar.DATE);
dateU=ca.getTime();
String backTime=format.format(dateU);
System.out.println("backtime"+backTime);
//System.out.println("backTime="+backTime);
String sql = "Insert into tb_borrow (readerid,bookid,borrowTime,backTime,operator) values("
+ readerForm.getId()
+ ","
+ bookForm.getId()
+ ",'"
+ date
+ "','" + backTime + "','" + operator + "')";
int falg = conn.executeUpdate(sql);
System.out.println("添加图书借阅信息的SQL:" + sql);
conn.close();
return falg;
}
// *************************************图书继借*********************************
public int renew(int id) {
String sql0 = "SELECT bookid FROM tb_borrow WHERE id=" + id + "";
ResultSet rs1 = conn.executeQuery(sql0);
int flag = 0;
try {
if (rs1.next()) {
// 获取系统日期
Date dateU = new Date();
java.sql.Date date = new java.sql.Date(dateU.getTime());
String sql1 = "select t.days from tb_bookinfo b left join tb_booktype t on b.typeid=t.id where b.id="
+ rs1.getInt(1) + "";
ResultSet rs = conn.executeQuery(sql1);
int days = 0;
try {
if (rs.next()) {
days = rs.getInt(1);
}
} catch (SQLException ex) {
}
// 计算归还时间
String date_str = String.valueOf(date);
String dd = date_str.substring(8, 10);
String DD = date_str.substring(0, 8)
+ String.valueOf(Integer.parseInt(dd) + days);
java.sql.Date backTime = java.sql.Date.valueOf(DD);
String sql = "UPDATE tb_borrow SET backtime='" + backTime
+ "' where id=" + id + "";
flag = conn.executeUpdate(sql);
}
} catch (Exception ex1) {
}
conn.close();
return flag;
}
// *************************************图书归还*********************************
public int back(int id, String operator) {
String sql0 = "SELECT readerid,bookid FROM tb_borrow WHERE id=" + id
+ "";
ResultSet rs1 = conn.executeQuery(sql0);
int flag = 0;
try {
if (rs1.next()) {
// 获取系统日期
Date dateU = new Date();
java.sql.Date date = new java.sql.Date(dateU.getTime());
int readerid = rs1.getInt(1);
int bookid = rs1.getInt(2);
String sql1 = "INSERT INTO tb_giveback (readerid,bookid,backTime,operator) VALUES("
+ readerid
+ ","
+ bookid
+ ",'"
+ date
+ "','"
+ operator + "')";
int ret = conn.executeUpdate(sql1);
if (ret == 1) {
String sql2 = "UPDATE tb_borrow SET ifback=1 where id="
+ id + "";
flag = conn.executeUpdate(sql2);
} else {
flag = 0;
}
}
} catch (Exception ex1) {
}
conn.close();
return flag;
}
// *****************************查询图书借阅信息************************
public Collection borrowinfo(String str) {
String sql = "select borr.*,book.bookname,book.price,pub.pubname,bs.name bookcasename,r.barcode from (select * from tb_borrow where ifback=0) as borr left join tb_bookinfo book on borr.bookid=book.id join tb_publishing pub on book.isbn=pub.isbn join tb_bookcase bs on book.bookcase=bs.id join tb_reader r on borr.readerid=r.id where r.barcode='"
+ str + "'";
ResultSet rs = conn.executeQuery(sql);
Collection coll = new ArrayList();
BorrowForm form = null;
try {
while (rs.next()) {
form = new BorrowForm();
form.setId(Integer.valueOf(rs.getInt(1)));
form.setBorrowTime(rs.getString(4));
form.setBackTime(rs.getString(5));
form.setBookName(rs.getString(8));
form.setPrice(Float.valueOf(rs.getFloat(9)));
form.setPubName(rs.getString(10));
form.setBookcaseName(rs.getString(11));
coll.add(form);
}
} catch (SQLException ex) {
System.out.println("借阅信息:" + ex.getMessage());
}
conn.close();
return coll;
}
// *************************到期提醒******************************************
public Collection bremind() {
Date dateU = new Date();
java.sql.Date date = new java.sql.Date(dateU.getTime());
String sql = "select borr.borrowTime,borr.backTime,book.barcode,book.bookname,r.name readername,r.barcode readerbarcode from tb_borrow borr join tb_bookinfo book on book.id=borr.bookid join tb_reader r on r.id=borr.readerid where borr.backTime <='"
+ date + "'";
ResultSet rs = conn.executeQuery(sql);
System.out.println("到时提醒的SQL:" + sql);
Collection coll = new ArrayList();
BorrowForm form = null;
try {
while (rs.next()) {
form = new BorrowForm();
form.setBorrowTime(rs.getString(1));
form.setBackTime(rs.getString(2));
form.setBookBarcode(rs.getString(3));
form.setBookName(rs.getString(4));
form.setReaderName(rs.getString(5));
form.setReaderBarcode(rs.getString(6));
coll.add(form);
System.out.println("图书条形码:" + rs.getString(3));
}
} catch (SQLException ex) {
System.out.println(ex.getMessage());
}
conn.close();
return coll;
}
// *************************图书借阅查询******************************************
public Collection borrowQuery(String strif) {
String sql = "";
if (strif != "all" && strif != null && strif != "") {
sql = "select * from (select borr.borrowTime,borr.backTime,book.barcode,book.bookname,r.name readername,r.barcode readerbarcode,borr.ifback from tb_borrow borr join tb_bookinfo book on book.id=borr.bookid join tb_reader r on r.id=borr.readerid) as borr where borr."
+ strif + "";
} else {
sql = "select * from (select borr.borrowTime,borr.backTime,book.barcode,book.bookname,r.name readername,r.barcode readerbarcode,borr.ifback from tb_borrow borr join tb_bookinfo book on book.id=borr.bookid join tb_reader r on r.id=borr.readerid) as borr";
}
ResultSet rs = conn.executeQuery(sql);
System.out.println("图书借阅查询的SQL:" + sql);
Collection coll = new ArrayList();
BorrowForm form = null;
try {
while (rs.next()) {
form = new BorrowForm();
form.setBorrowTime(rs.getString(1));
form.setBackTime(rs.getString(2));
form.setBookBarcode(rs.getString(3));
form.setBookName(rs.getString(4));
form.setReaderName(rs.getString(5));
form.setReaderBarcode(rs.getString(6));
form.setIfBack(rs.getInt(7));
coll.add(form);
}
} catch (SQLException ex) {
System.out.println(ex.getMessage());
}
conn.close();
return coll;
}
// **********
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图书馆管理系统平台 图书借阅归还登记管理系统 JAVA源码
共598个文件
gif:413个
jsp:52个
java:32个
需积分: 2 0 下载量 193 浏览量
2023-08-09
13:08:25
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系统介绍 图书馆管理系统主要的目的是实现图书馆的信息化管理。图书馆的主要业务就是新书的借阅和归还,因此系统最核心的功能便是实现图书的借阅和归还。此外,还需要提供图书的信息查询、读者图书借阅情况的查询等功能。项目实施后,能够提高图书馆的图书借阅、归还流程,提高工作效率。
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图书馆管理系统平台 图书借阅归还登记管理系统 JAVA源码 (598个子文件)
BorrowDAO.class 9KB
ManagerDAO.class 7KB
BookDAO.class 7KB
ReaderDAO.class 6KB
Borrow.class 6KB
Manager.class 6KB
Book.class 6KB
Reader.class 5KB
BorrowForm.class 5KB
ReaderType.class 4KB
BookType.class 4KB
BookCase.class 4KB
ReaderTypeDAO.class 4KB
BookTypeDAO.class 4KB
BookCaseDAO.class 4KB
BookForm.class 4KB
ReaderForm.class 3KB
ConnDB.class 3KB
LibraryDAO.class 3KB
Library.class 3KB
Parameter.class 3KB
LibraryForm.class 2KB
ParameterDAO.class 2KB
ManagerForm.class 2KB
CharacterEncodingFilter.class 2KB
PublishingDAO.class 2KB
ReaderTypeForm.class 1003B
BookTypeForm.class 999B
ParameterForm.class 938B
ChStr.class 890B
BookCaseForm.class 792B
PublishingForm.class 738B
.classpath 850B
org.eclipse.wst.common.component 489B
org.eclipse.wst.jsdt.ui.superType.container 49B
amazeui.min.css 287KB
style.css 4KB
button.css 1KB
css.css 637B
安装教程.doc 57KB
button_allbgs.gif 40KB
fw_top_bg.gif 30KB
main_booksort.gif 18KB
youqingtixing.gif 16KB
fw_top_bg_right.gif 14KB
fw_top_bg_left.gif 11KB
borrow_if (2).gif 8KB
win_operbar_bg_center.gif 7KB
main_operbar_bg.gif 7KB
login_05.gif 7KB
logo.gif 7KB
14.gif 6KB
09.gif 5KB
01.gif 5KB
12.gif 5KB
fw_top_logo.gif 5KB
11.gif 5KB
07.gif 5KB
18.gif 5KB
page_bar_bg.gif 5KB
21.gif 5KB
15.gif 5KB
16.gif 5KB
02.gif 5KB
17.gif 5KB
19.gif 5KB
20.gif 5KB
23.gif 5KB
08.gif 5KB
04.gif 5KB
borrowBackRenew1.gif 5KB
06.gif 5KB
10.gif 5KB
main_operbar_bg1.gif 5KB
borrowBackRenew1.gif 5KB
13.gif 5KB
03.gif 5KB
05.gif 4KB
borrowBackRenew_r.gif 4KB
borrowBackRenew.gif 4KB
input_bg_m.gif 4KB
borrowBackRenew_back.gif 4KB
fw_top_logo.gif 4KB
borrowBackRenew_back (2).gif 4KB
22.gif 4KB
wait.gif 4KB
wait.gif 4KB
search3.gif 4KB
login_04.gif 3KB
login_03.gif 3KB
main_bg.gif 2KB
face1.gif 2KB
progress_dialog.gif 2KB
face13.gif 2KB
fw_menu1_onmouseout.gif 2KB
face27.gif 2KB
logo_1.gif 2KB
fw_menu1_onmouseover.gif 2KB
login_dow.gif 2KB
login_06.gif 2KB
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