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 /*
  * TeleStax, Open Source Cloud Communications
  * Copyright 2011-2016, TeleStax Inc. and individual contributors
  * by the @authors tag.
  *
  * This program is free software: you can redistribute it and/or modify
  * under the terms of the GNU Affero General Public License as
  * published by the Free Software Foundation; either version 3 of
  * the License, or (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Affero General Public License for more details.
  *
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see 
  *
  * This file incorporates work covered by the following copyright and
  * permission notice:
  *
  *   JBoss, Home of Professional Open Source
  *   Copyright 2007-2011, Red Hat, Inc. and individual contributors
  *   by the @authors tag. See the copyright.txt in the distribution for a
  *   full listing of individual contributors.
  *
  *   This is free software; you can redistribute it and/or modify it
  *   under the terms of the GNU Lesser General Public License as
  *   published by the Free Software Foundation; either version 2.1 of
  *   the License, or (at your option) any later version.
  *
  *   This software is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  *   Lesser General Public License for more details.
  *
  *   You should have received a copy of the GNU Lesser General Public
  *   License along with this software; if not, write to the Free
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  */

package org.jdiameter.common.api.app;

import org.jdiameter.api.ApplicationId;

/**
 * Interface for Application Session Data
 *
 * @author  Bartosz Baranowski 
 * @author  Alexandre Mendonca 
 */
public interface IAppSessionData {

  int NON_INITIALIZED = Integer.MIN_VALUE;

  /**
   * Returns the session-id of the session to which this data belongs to.
   * @return a string representing the session-id
   */
  String getSessionId();

  /**
   * Sets the Application-Id of this Session Data session to which this data belongs to.
   * @param applicationId the Application-Id
   */
  void setApplicationId(ApplicationId applicationId);

  /**
   * Returns the Application-Id of this Session Data session to which this data belongs to.
   *
   * @return the Application-Id
   */
  ApplicationId getApplicationId();

  /**
   * Removes this session data from storage
   *
   * @return true if removed, false otherwise
   */
  boolean remove();

}