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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图书管理系统(struts开发) (189个子文件)
BorrowDAO.class 9KB
ManagerDAO.class 7KB
BookDAO.class 7KB
Borrow.class 6KB
Manager.class 6KB
Book.class 5KB
ReaderDAO.class 5KB
Reader.class 5KB
BorrowForm.class 5KB
ReaderTypeDAO.class 4KB
BookTypeDAO.class 4KB
ReaderType.class 4KB
BookType.class 4KB
BookCase.class 4KB
BookCaseDAO.class 4KB
BookForm.class 4KB
ReaderForm.class 3KB
ConnDB.class 3KB
Library.class 3KB
LibraryDAO.class 3KB
Parameter.class 2KB
Publishing.class 2KB
LibraryForm.class 2KB
ManagerForm.class 2KB
ParameterDAO.class 2KB
PublishingDAO.class 2KB
PublishingForm.class 1KB
ChStr.class 1KB
ReaderTypeForm.class 1022B
BookTypeForm.class 1018B
ParameterForm.class 957B
BookCaseForm.class 811B
style.css 3KB
readme.doc 56KB
tb_reader.frm 9KB
tb_bookinfo.frm 9KB
tb_library.frm 9KB
tb_borrow.frm 9KB
tb_purview.frm 9KB
tb_giveback.frm 9KB
tb_bookcase.frm 8KB
tb_booktype.frm 8KB
tb_parameter.frm 8KB
tb_readertype.frm 8KB
tb_manager.frm 8KB
tb_publishing.frm 8KB
top_bg.gif 44KB
main_booksort.gif 8KB
borrow_if.gif 7KB
borrowBackRenew_r.gif 7KB
borrowBackRenew.gif 7KB
borrowBackRenew_back.gif 7KB
search.gif 1KB
error_b.gif 1KB
main_readersort_1.gif 1KB
main_booksort_2.gif 701B
more.GIF 634B
item_out.gif 354B
item_over.gif 354B
main_booksort_1.gif 141B
navigation_bg.gif 133B
copyright_t.gif 96B
navigation_bg_bottom.gif 94B
BorrowDAO.java 10KB
Borrow.java 9KB
ManagerDAO.java 9KB
Book.java 8KB
Reader.java 7KB
Manager.java 7KB
BookDAO.java 6KB
ReaderDAO.java 5KB
ReaderType.java 5KB
BookType.java 5KB
BookCase.java 5KB
BorrowForm.java 4KB
BookForm.java 3KB
BookCaseDAO.java 3KB
ReaderTypeDAO.java 3KB
BookTypeDAO.java 3KB
ReaderForm.java 3KB
ConnDB.java 3KB
Library.java 3KB
Parameter.java 2KB
LibraryDAO.java 2KB
LibraryForm.java 2KB
Publishing.java 2KB
ManagerForm.java 2KB
ChStr.java 1KB
ParameterDAO.java 1KB
PublishingForm.java 979B
PublishingDAO.java 793B
ParameterForm.java 651B
ReaderTypeForm.java 650B
BookTypeForm.java 627B
BookCaseForm.java 493B
login.jpg 174KB
subBG.jpg 34KB
reader_checkbg.jpg 17KB
error.jpg 4KB
menu.JS 7KB
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