📄 leave_do.jsp
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<html>
<%@ page contentType="text/html;charset=gb2312" import="java.io.*,java.sql.*"%>
<jsp:useBean id="sa" class="save1.save" scope="session">
<jsp:setProperty name="sa" property="*"/>
</jsp:useBean>
<body>
<%
try
{
String value=(String)request.getParameter("value");
String name=(String)request.getParameter("name");
ResultSet rst=sa.findnum(name);
while(rst.next())
{
response.sendRedirect("leave.jsp");
String mess="the user has been exist";
session.setAttribute("message",mess);
}
out.println(name);
File file=new File(name+".txt");
if(!file.exists())
{
file.createNewFile();
out.println("abc");
}
String path=file.getAbsolutePath();
PrintWriter pw=new PrintWriter(new BufferedWriter(new FileWriter(path)));
pw.write(value);
pw.close();
sa.adddata(name);
}catch(Exception e)
{}
%>
</body>
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