📄 userlogin.jsp~109~
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>用户登陆界面</title>
<style type="text/css">
<!--
.style1 { font-family: "黑体";
font-size: 2;
color: #FFFFFF;
}
-->
</style>
</head>
<body>
<table width="760" border="0" align="center" cellpadding="0" cellspacing="0" bgcolor="#dbdcdc" id="table1">
<caption>
</caption>
<tr>
<td bgcolor="#dbdcdc"><div align="center">
<table width="659" border="0" align="center" cellpadding="0" cellspacing="0" id="table2">
<caption>
</caption>
<tr>
<td width="1" bgcolor="#000000"> </td>
<td valign="top" bgcolor="#dad5d5"><table width="91%" border="0" align="center" cellpadding="0" cellspacing="0" id="table3">
<caption>
</caption>
<tr>
<td valign="top"><table width="100%" border="0" align="center" cellpadding="0" cellspacing="0" bgcolor="#808877" id="table4">
<caption>
</caption>
<tr>
<td align="center"><span class="style1">用户登陆界面</span></td>
</tr>
</table>
<br>
<table width="73%" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#808877" id="table5">
<caption>
</caption>
<tr>
<td><table width="100%" border="0" cellpadding="2" cellspacing="1" bgcolor="#808877" id="table6">
<caption>
</caption>
<tr>
<td width="33%" align="center" valign="middle" bgcolor="#fef8ef"><form name="form1" method="post" action="">
<img src="F:\example\图书馆\login/479226731.jpg" width="128" height="128" alt=""> </form></td>
<td align="center" bgcolor="#fef8ef"><form name="form3" method="post" action="">
<input name="userrights" type="submit" id="userrights" value="userrights">
</form></td>
</tr>
<tr>
<td align="center" valign="middle" bgcolor="#fef8ef"><img src="F:\example\图书馆\login/479227809.jpg" width="128" height="128" alt=""></td>
<td align="center" bgcolor="#fef8ef"><form name="form5" method="post" action="">
<input name="booksearch" type="submit" id="booksearch" value="booksearch">
</form></td>
</tr>
<tr>
<td align="center" valign="middle" bgcolor="#fef8ef"><img src="F:\example\图书馆\login/479226731.jpg" width="128" height="128" alt=""></td>
<td align="center" bgcolor="#fef8ef"><form name="form6" method="post" action="">
<input name="pay" type="submit" id="pay" value="pay">
</form></td>
</tr>
<tr>
<td width="33%" align="center" valign="middle" bgcolor="#fef8ef"><form name="form2" method="post" action="">
</form>
<img src="F:\example\图书馆\login/479227809.jpg" width="128" height="128" alt=""></td>
<td align="center" bgcolor="#fef8ef"><form name="form4" method="post" action="">
<input name="modifymessage" type="submit" id="modifymessage" value="modifymessage">
</form></td>
</tr>
</table></td>
</tr>
</table></td>
</tr>
</table></td>
<td width="1" bgcolor="#000000"> </td>
</tr>
</table>
</div></td>
</tr>
</table>
<jsp:useBean id="Library" scope="session" class="login.Library">
</jsp:useBean>
<center>
<%
//java.util.Locale locale = request.getLocale();
//java.text.DateFormat dateFormat = java.text.DateFormat.getDateInstance(java.text.DateFormat.LONG,locale);
String id = Library.getid();
out.println("<p>"+id+"</p>");
int shouldreturndata=0;
String title="",strsrd="",returnmoney="yes",returnmoney1="yes";//returndata1="",title1="";
try{
Connection conn=Library.getConn();
Statement stmt,stmt1;
stmt = conn.createStatement();
//PreparedStatement pstmt1 = conn.prepareStatement();
// PreparedStatement pstmt3 = conn.prepareStatement("select * from borrowbook where id ='" + id + "'");
ResultSet rs1 = stmt.executeQuery("select * from borrowbook where id ='" + id + "'");
// out.println("<p>"+rs1.getString("studnetnumber")+"</p>");
stmt1=conn.createStatement();
while(rs1.next()){
String returndata=rs1.getString("returndata");
//out.println("<p>'"+returndata+"'</p>");
strsrd=rs1.getString("shouldreturndata");
//title=rs1.getString("title");
shouldreturndata=Integer.parseInt(strsrd);
// out.println("<p>"+shouldreturndata+"</p>");
int trailnumber =Integer.parseInt(rs1.getString("trailnumber"));
//out.println("<p>"+(new java.util.Date().getYear()*365 + new java.util.Date().getMonth()*31 + new java.util.Date().getDay())+"</p>");
if(returndata=="0" && (new java.util.Date().getYear()*365 + new java.util.Date().getMonth()*31 + new java.util.Date().getDay())>shouldreturndata)
{
int overdata = (new java.util.Date().getYear()*365 + new java.util.Date().getMonth()*31 + new java.util.Date().getDay()) - shouldreturndata;
//out.println("<p>"+overdata+"</p>");
double feeperday = 0.01;
double fee = feeperday*overdata;
// Statement stmt=conn.createStatement();
stmt1.execute("update borrowbook set overdata = '" + overdata + "' where trailnumber ='" + trailnumber + "'");
stmt1.execute("update borrowbook set fee = '" + fee + "' where trailnumber ='" + trailnumber + "'");
stmt1.execute("update borrowbook set returnmoney = 'no' where trailnumber ='" + trailnumber + "'");
}
//if(!rs1.next()){break;}
/* returndata=rs1.getString("returndata");
strsrd=rs1.getString("shouldreturndata");
title=rs1.getString("title");
shouldreturndata=Integer.parseInt(strsrd);
if( (new java.util.Date().getYear()*365 + new java.util.Date().getMonth()*31 + new java.util.Date().getDay())>shouldreturndata){
int overdata = (new java.util.Date().getYear()*365 + new java.util.Date().getMonth()*31 + new java.util.Date().getDay()) - shouldreturndata;
double feeperday = 0.01;
double fee = feeperday*overdata;
// Statement stmt=conn.createStatement();
stmt.execute("update borrowbook set overdata = '" + overdata + "' where title ='" + title + "' and id ='" + id + "'");
stmt.execute("update borrowbook set fee = '" + fee + "' where title ='" + title + "' and id ='" + id + "'");
stmt.execute("update borrowbook set returnmoney = 'no' where title ='" + title + "' and id ='" + id + "'");} *///break;}
}
if(request.getParameter("userrights")!=null){
ResultSet rs = stmt.executeQuery("select * from user where id ='" + id + "'");
if(rs.next()){
out.println("<p>You can borrow" + rs.getString("maxbook") +"in total. </p>");}
ResultSet rs3 = stmt.executeQuery("select * from borrowbook where id ='" + id + "'");
while(rs3.next()){
returnmoney=rs3.getString("returnmoney");
if(returnmoney.equals("no")){
out.println("<p>But you can't borrow now,because you haven't pay the fee.The message is below. </p>" );
out.println("<p>serialnumber =" + rs3.getString("serialnumber") + " </p>");
out.println("<p>sortnumber =" + rs3.getString("sortnumber") + " </p>");
out.println("<p>title =" + rs3.getString("title") + " </p>");
out.println("<p>borrowdata =" + rs3.getString("borrowdata") + " </p>");
out.println("<p>shouldreturndata =" + rs3.getString("shouldreturndata") + " </p>");
out.println("<p>returndata =" + rs3.getString("returndata") + " </p>");
out.println("<p>overdata =" + rs3.getString("overdata") + " </p>");
out.println("<p>fee =" + rs3.getString("fee") + " </p>");
out.println("<p>returnmoney =" + returnmoney + " </p>");
}
}
}
else if(request.getParameter("booksearch")!=null){
response.sendRedirect("booksearch.jsp");}
else if(request.getParameter("pay")!=null){
// PreparedStatement pstmt2 = conn.prepareStatement();
// Statement stmt1=conn.createStatement();
ResultSet rs2 = stmt.executeQuery("select * from borrowbook where id ='" + id + "'");
while(rs2.next()){
returnmoney1=rs2.getString("returnmoney");
// returndata=rs2.getString("returndata");
if(rs2.getString("returndata")!=null && returnmoney1.equals("no")){
// title1 = rs2.getString("title");
// Statement stmt=conn.createStatement();
stmt1.execute("update borrowbook set returnmoney = 'yes' where id ='" + id + "' and title ='"+rs2.getString("title")+"'");
}
// if(!rs2.next()){break;}
}
}
else if(request.getParameter("modifymessage")!=null){
response.sendRedirect("modifyuser.jsp");}
}catch (Exception ex){
response.sendRedirect("fail.jsp");
ex.printStackTrace();}
%>
</body>
</html>
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