modules/gemfire-modules-session-external/src/test/java/com/gemstone/gemfire/modules/session/filter/CallbackServlet.java

/*=========================================================================
 * Copyright (c) 2010-2014 Pivotal Software, Inc. All Rights Reserved.
 * This product is protected by U.S. and international copyright
 * and intellectual property laws. Pivotal products are covered by
 * one or more patents listed at http://www.pivotal.io/patents.
 *=========================================================================
 */
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 * and open the template in the editor.
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package com.gemstone.gemfire.modules.session.filter;

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

/**
 * @author jdeppe
 */
public class CallbackServlet extends HttpServlet {

  private Callback callback;

  /**
   * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
   * methods.
   *
   * @param request  servlet request
   * @param response servlet response
   * @throws ServletException if a servlet-specific error occurs
   * @throws IOException      if an I/O error occurs
   */
  protected void processRequest(HttpServletRequest request,
      HttpServletResponse response)
      throws ServletException, IOException {

    if (callback != null) {
      callback.call(request, response);
    }
  }

  public void setCallback(Callback callback) {
    this.callback = callback;
  }

  /**
   * Handles the HTTP <code>GET</code> method.
   *
   * @param request  servlet request
   * @param response servlet response
   * @throws ServletException if a servlet-specific error occurs
   * @throws IOException      if an I/O error occurs
   */
  @Override
  protected void doGet(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {
    processRequest(request, response);
  }

  /**
   * Handles the HTTP <code>POST</code> method.
   *
   * @param request  servlet request
   * @param response servlet response
   * @throws ServletException if a servlet-specific error occurs
   * @throws IOException      if an I/O error occurs
   */
  @Override
  protected void doPost(HttpServletRequest request,
      HttpServletResponse response)
      throws ServletException, IOException {
    processRequest(request, response);
  }

  /**
   * Returns a short description of the servlet.
   *
   * @return a String containing servlet description
   */
  @Override
  public String getServletInfo() {
    return "Short description";
  }

}