/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.myfaces.tobago.example.demo;

import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;

import java.io.IOException;
import java.nio.charset.StandardCharsets;

/**
 * Simple Servlet to kill the user session.
 */
@WebServlet(urlPatterns = "/KillSession")
public class KillSession extends HttpServlet {

  @Override
  protected void doGet(final HttpServletRequest request, final HttpServletResponse response)
      throws ServletException, IOException {
    final HttpSession session = request.getSession(false);
    if (session != null) {
      session.invalidate();
      response.getOutputStream().write("The user session was killed!".getBytes(StandardCharsets.UTF_8));
    } else {
      response.getOutputStream().write("There is no user session to kill!".getBytes(StandardCharsets.UTF_8));
    }
  }
}
