Connect Netbeans with Database

<%@page import="java.sql.*"%>
<table border=1>
<tr><th>Name</th><th>Address</th><th>Contact No</th><th>Email</th></tr>
<%
Class.forName("com.mysql.jdbc.Driver").newInstance();  
 Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test","root","root");  
Statement st=con.createStatement();
ResultSet rs=st.executeQuery("Select * from data");
while(rs.next()){
    int id=rs.getInt("id");
%>
<tr><td><%=rs.getString("name")%></td><td><%=rs.getString("address")%></td><td><%=rs.getString("contactNo")%></td><td><%=rs.getString("contactNo")%></td></tr>
<%
}
%>
</table>