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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
  *   Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  *   02110-1301 USA, or see the FSF site: http://www.fsf.org.
  */

package org.jdiameter.api;

/**
 * This interface introduces a capability to work with a network.
 * You can get instance of this interface over stack instance:
 * 
 * if (stack.isWrapperFor(Network.class)) {
 *       Network netWork = stack.unwrap(Network.class);
 * .....
 * }
 * 
 *
 * @author [email protected]
 * @author  Alexandre Mendonca 
 * @author  Bartosz Baranowski 
 * @version 1.5.1 Final
 */
public interface Network extends Wrapper {

  /**
   * Return local peer network statistics
   * @return network statistics
   */
  Statistic getStatistic();

  /**
   * Register listener for processing network requests
   * @param applicationId application Id
   * @param listener request listener
   * @throws ApplicationAlreadyUseException  if listener with predefined appId already append to network
   */
  void addNetworkReqListener(NetworkReqListener listener, ApplicationId... applicationId) throws ApplicationAlreadyUseException;

  /**
   * Register listener for processing network requests
   * @param selector application selector
   * @param listener request listener
   */
  void addNetworkReqListener(NetworkReqListener listener, Selector... selector);

  /**
   * Remove request listener
   * @param applicationId application id of listener
   */
  void removeNetworkReqListener(ApplicationId... applicationId);

  /**
   * Remove request listener
   * @param selector selector of application
   */
  void removeNetworkReqListener(Selector... selector);

}