30-08-2011, 02:29 PM
[attachment=15566]
Code:
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.sql.*;
public class examschedule1 extends HttpServlet
{
Connection con;
Statement stmt;
ResultSet rs;
PrintWriter out;
public void service(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException
{
try
{
ServletContext context=getServletConfig().getServletContext();
String driver= context.getInitParameter("driver");
String url=context.getInitParameter("url");
String uname=context.getInitParameter("uname");
String pwd=context.getInitParameter("pwd");
out=response.getWriter();
response.setContentType("text/vnd.wap.wml");
Class.forName(driver);
con=DriverManager.getConnection(url,uname,pwd);
stmt=con.createStatement();
System.out.println("Entered1");
out.println("<?xml version=\"1.0\" encoding=\"utf-8\"?> "+
"<!DOCTYPE wml PUBLIC \"-//WAPFORUM//DTD WML 1.3//EN\" \"http://wapforumDTD/wml13.dtd\"> "+"<wml>"+
"<card id=\"card1\" title=\"Mobile Information System\"><p align=\"center\">");
out.println("<br/><br/>");
out.println("<u>Exam Schedule</u>");
out.println("<br/><br/>");
rs=stmt.executeQuery("select distinct(branch) from examination");
out.println("List of branches<select name=\"branch\">");
System.out.println("Entered1");
while(rs.next())
{
System.out.println("Entered1");
String s=rs.getString("branch");
out.println("<option value=\""+s+"\">"+s+"</option>");
}
out.println("</select>");
rs=stmt.executeQuery("select distinct(year) from examination");
out.println("Select Year<select name=\"year\" >");
while(rs.next())
{
String s=rs.getString("year");
out.println("<option value=\""+s+"\">"+s+"</option>");
}
out.println("</select>");
rs=stmt.executeQuery("select distinct(semester) from examination");
out.println("Select Sem<select name=\"sem\">");
while(rs.next())
{
String s=rs.getString("semester");
out.println("<option value=\""+s+"\">"+s+"</option>");
}
out.println("</select><br/><br/>");
out.println("<anchor>");
out.println("<go href=\"examschedule2\">");
out.println("<postfield name=\"branch\" value=\"$branch\"/>");
out.println("<postfield name=\"year\" value=\"$year\"/>");
out.println("<postfield name=\"sem\" value=\"$sem\"/>");
out.println("</go> Search</anchor>");
out.println("</p></card></wml>");
}
catch (Exception e)
{
System.out.println(e);
}
}
}
