ksoumi/DisplayUsers.java

## DisplayUsers.java
package io.pivotal.workshop.controller;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Iterator;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import io.pivotal.workshop.service.UserService;
import io.pivotal.workshop.service.UserServiceImpl;

/**
 * Servlet implementation class DisplayUsers
 */
public class DisplayUsers extends HttpServlet {
	private static final long serialVersionUID = 1L;

    /**
     * @see HttpServlet#HttpServlet()
     */
    public DisplayUsers() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
UserService userService = new UserServiceImpl();


		List<io.pivotal.workshop.model.User> userList = userService.retrieveAllUsers();


		response.setContentType("text/html");

		PrintWriter out = response.getWriter();

		out.println("<html>");
		out.println("<head>");
		out.println("<title>WELCOME</title>");
		out.println("</head>");
		out.println("<body bgcolor='white'>");

		//Generate page heading
		out.println("<!--Page heading -->");
		out.println("<table border='1' cellpadding='5' cellspacing='0' width='400'>");
		out.println("<tr bgcolor='#CCCCFF' align = 'center' valign = 'center' height = '20'>");
		out.println("<td><h3>List of User</h3></td>");
		out.println("</tr>");
		out.println("</table>");

		//generate main body

		out.println("<ul>");
		Iterator items = userList.iterator();
		out.println("<table border='1' cellpadding='5'>");
		while (items.hasNext()) {
			out.println("<tr>");
			io.pivotal.workshop.model.User user = (io.pivotal.workshop.model.User) items.next();
			out.println(user.getName());

			out.println("</tr>");
		}
		out.println("</table>");

		out.println("</ul>");
		out.println("</body>");
		out.println("</html>");

	}


}
	package io.pivotal.workshop.controller;

	import java.io.IOException;
	import java.io.PrintWriter;
	import java.util.Iterator;
	import java.util.List;

	import javax.servlet.ServletException;
	import javax.servlet.http.HttpServlet;
	import javax.servlet.http.HttpServletRequest;
	import javax.servlet.http.HttpServletResponse;

	import io.pivotal.workshop.service.UserService;
	import io.pivotal.workshop.service.UserServiceImpl;

	/**
	* Servlet implementation class DisplayUsers
	*/
	public class DisplayUsers extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	* @see HttpServlet#HttpServlet()
	*/
	public DisplayUsers() {
	super();
	// TODO Auto-generated constructor stub
	}

	/**
	* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	*/
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
	// TODO Auto-generated method stub
	UserService userService = new UserServiceImpl();


	List<io.pivotal.workshop.model.User> userList = userService.retrieveAllUsers();


	response.setContentType("text/html");

	PrintWriter out = response.getWriter();

	out.println("<html>");
	out.println("<head>");
	out.println("<title>WELCOME</title>");
	out.println("</head>");
	out.println("<body bgcolor='white'>");

	//Generate page heading
	out.println("<!--Page heading -->");
	out.println("<table border='1' cellpadding='5' cellspacing='0' width='400'>");
	out.println("<tr bgcolor='#CCCCFF' align = 'center' valign = 'center' height = '20'>");
	out.println("<td><h3>List of User</h3></td>");
	out.println("</tr>");
	out.println("</table>");

	//generate main body

	out.println("<ul>");
	Iterator items = userList.iterator();
	out.println("<table border='1' cellpadding='5'>");
	while (items.hasNext()) {
	out.println("<tr>");
	io.pivotal.workshop.model.User user = (io.pivotal.workshop.model.User) items.next();
	out.println(user.getName());

	out.println("</tr>");
	}
	out.println("</table>");

	out.println("</ul>");
	out.println("</body>");
	out.println("</html>");

	}


	}