📄 modifypassword.jsp
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<HTML>
<%@page contentType="text/html;charset=GB2312"%>
<%@page import="java.sql.*" %>
<%@page import="Login" %>
<jsp:useBean id="login" class="Login" scope="session">
</jsp:useBean>
<% if(session.isNew())
response.sendRedirect("userLogin.jsp");
String success=login.getSuccess();
if(success==null)success="";
if(!(success.equals("ok")))
response.sendRedirect("userLogin.jsp");
%>
<BODY bgcolor=white><Font size=3>
<%@include file="head1.txt"%>
<P>修改密码，密码长度不能超过30个字符：
<% String str=response.encodeURL("modifyPassword.jsp");
%>
<FORM action="<%=str%>" method=post>
<BR>输入您的用户名：
<BR><INPUT type="text" name="logname" value="<%=login.getLogname()%>">
<BR>输入您的密码：
<BR><INPUT type="password" name="password">
<BR>输入您的新密码：
<BR><INPUT type="password" name="newPassword1">
<BR>请再输入一次新的密码：
<BR><INPUT type="password" name="newPassword2">
<BR><INPUT type="submit" value="提交" name="g">
</FORM>
<%! public String getString(String s)
{
if(s==null)s="";
try
{
byte a[]=s.getBytes("ISO-8859-1");
s=new String(a);
} catch(Exception e1){}
return s;
}
%>
<% String logname=request.getParameter("logname");
logname= getString (logname);
String password=request.getParameter("password");
password= getString (password);
String newPassword1=request.getParameter("newPassword1");
newPassword1= getString (newPassword1);
String newPassword2=request.getParameter("newPassword2");
newPassword2= getString (newPassword2);
Connection con=null;
Statement sql=null;
try
{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}catch(ClassNotFoundException e){}
boolean modify=false;
boolean ifEquals=false;
ifEquals=(newPassword1.equals(newPassword2))&&(newPassword1.length()<=30);
if(ifEquals==true)
{
try
{
con=DriverManager.getConnection("jdbc:odbc:shop","","");
sql=con.createStatement();
boolean bo1=logname.equals(login.getLogname());
boolean bo2=password.equals(login.getPassword());
if(bo1&&bo2)
{
modify=true;
out.print("您的密码已经更新");
String c="UPDATE user SET password="+"'"+newPassword1+"'"+" WHERE logname="+"'"+logname+"'";
sql.executeUpdate(c);
}
con.close();
}catch(SQLException e1){}
}
else
out.print("您两次输入的密码不一致或长度过大");
if(modify==false&&ifEquals==true)
out.print("<BR>您没有输入密码帐号或<BR>您输入的账号或密码不正确"+logname+": "+password);
%>
</FONT>
</BODY>
</HTML>
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