loginadmin.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@page import="com.ariyanihotel.DatabaseManager"%>
<%@page import="java.sql.*,java.util.*"%>

<%

String a = request.getParameter("username");
String b = request.getParameter("password");

System.out.println(a);
System.out.println(b);



String selectLoginadmin = "select * from loginadmin where username=? and password=?";
try (Connection conn = DatabaseManager.getConnection();
		 PreparedStatement stmt = conn.prepareStatement(selectLoginadmin)) {
		stmt.setString(1, a);
		stmt.setString(2, b);

		try (ResultSet result = stmt.executeQuery()) {


if(result.next()) {

    response.sendRedirect("pageadmin2.jsp");
} else {
    out.println("Invalid password try again</a>");
}
			}


	} catch (Exception h) {
		h.printStackTrace();
	}


%>