How to create SQL Connections String using JSP

Question

Hi, Dear I wrote sample Jsp program(Create a table and Inserted to Table) using SQLConnection
I got this Error, how to rectify please help me?
This is my Connection String
<%
String driver = "com.microsoft.sqlserver.jdbc.SQLServerDriver";
     Class.forName(driver).newInstance();
     Connection con=null;
     ResultSet rst=null;
     Statement stmt=null;
     try
          String url=java.sql.DriverManager.getConnection("jdbc:sqlserver://10.1.5.6:1433;Database=manickaraj;User=sa; Password=test*");
          con=DriverManager.getConnection(url);
          stmt=con.createStatement();
     catch(Exception e)
System.out.println(e.getMessage());
     if(request.getParameter("action") != null)
          String CategoryName=request.getParameter("Category1");
          String Description=request.getParameter("Description1");
String Status=request.getParameter("Status1");
          stmt.executeUpdate("insert into Category(CategoryName,Description) values('"+CategoryName+"','"+Description+"','"+Status+"')");
          rst=stmt.executeQuery("select * from Category");
%>
org.apache.jasper.JasperException: Unable to compile class for JSP
An error occurred at line: 5 in the jsp file: /CategoryAction.jsp
Generated servlet error:
C:\Documents and Settings\manickaraj\.netbeans\5.5\apache-tomcat-5.5.17_base\work\Catalina\localhost\SampleJsp\org\apache\jsp\CategoryAction_jsp.java:61: incompatible types
found : java.sql.Connection
required: java.lang.String
An error occurred at line: 5 in the jsp file: /CategoryAction.jsp
Generated servlet error:
          String url=java.sql.DriverManager.getConnection("jdbc:sqlserver://10.1.2.4:1433;Database=manickaraj;User=sa; Password=test*");
          ^
1 error
     org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
     org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
     org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
     org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
     javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
     org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:368)

Answer 1

package shop;
import java.sql.*;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import javax.naming.InitialContext;
import javax.sql.DataSource;
public class DAClass {
     private static Connection conn;
     private static ResultSet rs;
     private static PreparedStatement ps;
     public static void connect(String dsn, String un, String pwd) {
          try {
               //access or Mysql odbc connectivity
               //Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
               //conn=DriverManager.getConnection("jdbc:odbc:"+dsn,un,pwd);
               //mysql
               //Class.forName("com.mysql.jdbc.Driver");
               //conn=DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306/eshop?user=root&password=root");
            InitialContext ctx = new InitialContext();
     DataSource ds = (DataSource) ctx.lookup("jdbc/eshop");
      conn = ds.getConnection();
     //DataSource ds = (DataSource)ctx.lookup("java:comp/env/jdbc/MySQLDB")
          catch(Exception e) {
               //return "not soory";
     public static boolean chkPwd(String un, String pwd) {
          try {
               boolean b=false;
               ps=conn.prepareStatement("select * from cust_info where cust_name=? and cust_pwd=?");               
               ps.setString(1,un);
               ps.setString(2,pwd);
               rs=ps.executeQuery();
               while(rs.next()) {
                    b=true;
               return b;
          catch(Exception e) {
               return false;
}changed the code like this other part is same.implemented connection pooling but still its too lazy loding can you guide me?