package com.dao;
import com.core.ConnDB;
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);
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 ="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.
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近几年毕业设计和毕业答辩的要求和难度不断提升,传统的毕业项目缺少创新和亮点,往往达不到毕业答辩的要求,这几年教育机构专门针对各大院校毕业设计进行培训指导,衍生出很多届优秀学员的毕业项目,为了让广大同学都可以顺利通过答辩,我作为过来人给大家准备了一些资料,同学们可以互相参考,我建议大家是要有自己的想法来重构项目,而不是照搬抄袭。近几年毕业设计和毕业答辩的要求和难度不断提升,传统的毕业项目缺少创新和亮点,往往达不到毕业答辩的要求,这几年教育机构专门针对各大院校毕业设计进行培训指导,衍生出很多届优秀学员的毕业项目,为了让广大同学都可以顺利通过答辩,我作为过来人给大家准备了一些资料,同学们可以互相参考,我建议大家是要有自己的想法来重构项目,而不是照搬抄袭。近几年毕业设计和毕业答辩的要求和难度不断提升,传统的毕业项目缺少创新和亮点,往往达不到毕业答辩的要求,这几年教育机构专门针对各大院校毕业设计进行培训指导,衍生出很多届优秀学员的毕业项目,为了让广大同学都可以顺利通过答辩,我作为过来人给大家准备了一些资料,同学们可以互相参考,我建议大家是要有自己的想法来重构项目,而不是照搬抄袭。
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收起资源包目录
BookSManager.zip (338个子文件)
BorrowDAO.class 9KB
BorrowDAO.class 9KB
ManagerDAO.class 7KB
ManagerDAO.class 7KB
BookDAO.class 7KB
BookDAO.class 7KB
ReaderDAO.class 6KB
ReaderDAO.class 6KB
Manager.class 6KB
Manager.class 6KB
Borrow.class 6KB
Borrow.class 6KB
Book.class 6KB
Book.class 6KB
Reader.class 5KB
Reader.class 5KB
BorrowForm.class 5KB
BorrowForm.class 5KB
ReaderType.class 4KB
ReaderType.class 4KB
BookType.class 4KB
BookType.class 4KB
ReaderTypeDAO.class 4KB
ReaderTypeDAO.class 4KB
BookTypeDAO.class 4KB
BookTypeDAO.class 4KB
BookCase.class 4KB
BookCase.class 4KB
BookCaseDAO.class 4KB
BookCaseDAO.class 4KB
BookForm.class 4KB
BookForm.class 4KB
ReaderForm.class 3KB
ReaderForm.class 3KB
ConnDB.class 3KB
ConnDB.class 3KB
LibraryDAO.class 3KB
LibraryDAO.class 3KB
Library.class 3KB
Library.class 3KB
Parameter.class 3KB
Parameter.class 3KB
LibraryForm.class 2KB
LibraryForm.class 2KB
ParameterDAO.class 2KB
ParameterDAO.class 2KB
ManagerForm.class 2KB
ManagerForm.class 2KB
CharacterEncodingFilter.class 2KB
CharacterEncodingFilter.class 2KB
PublishingDAO.class 2KB
PublishingDAO.class 2KB
ReaderTypeForm.class 1003B
ReaderTypeForm.class 1003B
BookTypeForm.class 999B
BookTypeForm.class 999B
ParameterForm.class 938B
ParameterForm.class 938B
ChStr.class 890B
ChStr.class 890B
BookCaseForm.class 792B
BookCaseForm.class 792B
PublishingForm.class 738B
PublishingForm.class 738B
org.eclipse.wst.jsdt.ui.superType.container 49B
style.css 3KB
style.css 3KB
Thumbs.db 35KB
Thumbs.db 35KB
top_bg.gif 51KB
top_bg.gif 51KB
main_booksort.gif 8KB
main_booksort.gif 8KB
borrow_if.gif 7KB
borrow_if.gif 7KB
borrowBackRenew_r.gif 7KB
borrowBackRenew_r.gif 7KB
borrowBackRenew.gif 7KB
borrowBackRenew.gif 7KB
borrowBackRenew_back.gif 7KB
borrowBackRenew_back.gif 7KB
search.gif 1KB
search.gif 1KB
error_b.gif 1KB
error_b.gif 1KB
main_readersort_1.gif 1KB
main_readersort_1.gif 1KB
main_booksort_2.gif 701B
main_booksort_2.gif 701B
more.GIF 634B
more.GIF 634B
item_out.gif 354B
item_over.gif 354B
item_over.gif 354B
item_out.gif 354B
main_booksort_1.gif 141B
main_booksort_1.gif 141B
navigation_bg.gif 133B
navigation_bg.gif 133B
copyright_t.gif 96B
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