logout

package th.in.oneauthen.admin;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class LogoutServlet
 */
@WebServlet("/logout")
public class LogoutAdmin extends HttpServlet {
;
    /**
     *
     */
    private static final long serialVersionUID = -8917431222214842865L;
    public static final String LOGOUT_URL = "index.jsp";
    public static final String PARAM_REQUEST_LOGOUT_MSG = "logout_msg";

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

    /**
     * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doLogout(request, response, "Logout successful");
    }

    /**
     * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doLogout(request, response, "Logout successful");
    }

    public static void doLogout (HttpServletRequest request, HttpServletResponse response, String logoutMsg) throws ServletException, IOException {
        // TODO Auto-generated method stub
        request.getSession().removeAttribute(LoginAdmin.SESSION_PARAM_ADMIN);
        request.setAttribute(PARAM_REQUEST_LOGOUT_MSG, logoutMsg);
        request.getRequestDispatcher(LOGOUT_URL).forward(request, response);
    }

}