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A view helper classes to generate a dynamic navigation in a gwtp project. The navigation changes when user changes (login/logout). It can highlight the entry of the selected view, even if you use the back button or reload the page.

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/*
 * 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 de.knightsoftnet.navigation.client.session;

import de.knightsoftnet.navigation.shared.models.User;

public interface Session {

  /**
   * read session data from server.
   */
  void readSessionData();

  /**
   * get current user data.
   *
   * @return user data
   */
  User getUser();

  /**
   * set user and fire change user event when user changes.
   *
   * @param puser user data
   */
  void setUser(User puser);

  /**
   * check if user is logged in.
   *
   * @return true if user is logged in
   */
  boolean isLoggedIn();
}