📄 userpay.jsp~3~
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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>User Pay</title>
<style type="text/css">
<!--
.style3 {font-size: 24px}
.style4 {font-size: 18px}
-->
</style></head>
<body>
<form name="form1" method="post" action="">
<table border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top" bgcolor="#000000">
<td height="100" colspan="2"><table width="100%" border="0" align="left" cellpadding="0" cellspacing="1" bgcolor="#FFFFFF">
<tr>
<td bgcolor="#FFFFFF"><img src="F:\example\图书馆\login\library1.gif" width="699" height="100" alt=""></td>
</tr>
</table></td>
</tr>
<tr>
<td height="449" align="left" valign="top" bgcolor="#000000"><table width="99%" border="0" align="left" cellpadding="0" cellspacing="0" bgcolor="#FFFFFF">
<tr>
<td valign="top" bgcolor="#CCCCCC"><table width="70%" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#CCCCCC">
<tr>
<td width="20" align="right"> </td>
<td width="130" align="center"> </td>
</tr>
<tr>
<td width="20" align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td width="130" align="center"> <a href="adduser.jsp">Adduser</a> </td>
</tr>
<tr>
<td width="20" height="5" align="right"> </td>
<td width="130" height="5" align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td width="20" align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td width="130" align="center"><a href="modifyuser.jsp">Modifyuser</a></td>
</tr>
<tr>
<td width="20" height="5" align="right"> </td>
<td width="130" height="5" align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td width="20" align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td width="130" align="center"><a href="deleteuser.jsp">Deletuser</a></td>
</tr>
<tr>
<td width="20" align="right"> </td>
<td width="130" align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td width="20" align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td width="130" align="center"><a href="searchuser.jsp">Searchuser</a></td>
</tr>
<tr>
<td width="20" align="right"> </td>
<td width="130" align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td width="20" align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td width="130" align="center"><a href="addbook.jsp">Addbook</a></td>
</tr>
<tr>
<td width="20" align="right"> </td>
<td width="130" align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td align="center"><a href="deletebook.jsp">Deletebook</a></td>
</tr>
<tr>
<td align="right"> </td>
<td align="center"><img src="F:\example\图书馆\loginlibrary4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td align="center"><a href="borrowsearch.jsp">Borrowsearch</a></td>
</tr>
<tr>
<td align="right"> </td>
<td align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td align="center"><a href="search.jsp">Search</a></td>
</tr>
<tr>
<td align="right"> </td>
<td align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td align="center"><a href="userpay.jsp">Userpay</a></td>
</tr>
<tr>
<td align="right"> </td>
<td align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td align="right"><img src="F:\example\图书馆\login/library3.png" width="10" height="10" alt=""></td>
<td align="center"><a href="update.jsp">Update</a></td>
</tr>
<tr>
<td align="right"> </td>
<td align="center"><img src="F:\example\图书馆\login/library4.png" width="102" height="5" alt=""></td>
</tr>
<tr>
<td width="20" align="right"> </td>
<td width="130" align="center"> </td>
</tr>
</table></td>
</tr>
<tr>
<td height="200" valign="top" bgcolor="#CCCCCC"> </td>
</tr>
</table></td>
<td height="449" align="left" valign="top"><table width="80%" border="1" align="center" cellpadding="10" cellspacing="1">
<tr align="center">
<td height="50" colspan="2"><span class="style3">User Pay</span></td>
</tr>
<tr>
<td width="37%" height="30" align="right" ><span class="style4">ID:</span></td>
<td width="63%" height="30"><span class="style4">
<input name="id" type="text" id="id" size="15" maxlength="12">
***</span></td>
</tr>
<tr>
<td height="30" colspan="2" align="right"> <table width="60%" border="0" align="center" cellpadding="0" cellspacing="1">
<tr>
<td width="50%" align="center"><input name="enter" type="submit" id="enter" value="Enter"></td>
<td width="50%" align="center"><input name="reset" type="reset" id="reset" value="Reset"></td>
</tr>
</table></td>
</tr>
</table></td>
</tr>
<tr>
<td bgcolor="#666666"> </td>
<td><img src="F:\example\图书馆\login/library2.png" width="573" height="40" alt=""></td>
</tr>
</table>
</form>
<jsp:useBean id="Library" scope="session" class="login.Library">
</jsp:useBean>
<center>
<%
String id=request.getParameter("id"),returnmoney1="yes";
try{
Connection conn=Library.getConn();
Statement stmt,stmt1;
stmt = conn.createStatement();
stmt1=conn.createStatement();
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");
int returndata=Integer.parseInt(rs2.getString("returndata"));
// returndata=rs2.getString("returndata");
if(returndata!=0 && returnmoney1.equals("no")){//当returndata!=0，即书已还，而returnmoney=no，即欠款还没还的情况下，找出相对应的借书记录，将欠款还了，即置相应纪录的returnmoney=yes
// 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;}
}
}
}catch (Exception ex){
response.sendRedirect("fail.jsp");
ex.printStackTrace();}
%>
</center>
</body>
</html>
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