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/*
 * Copyright (c) 1998-2018 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.message;

/**
 * Selects when a message is considered received and can be considered
 * settled and forgotten by the sender.
 */
public enum SettleTime {
  /**
   * Message settles immeidately on the sender without any acknowledge.
   */
  IMMEDIATE,
  
  /**
   * Settle when the message is received by the network and put into
   * the prefetch queue.
   */
  NETWORK_RECEIVE,
  
  /**
   * Settles the message when the application removes the message
   * from its prefetch queue.
   */
  QUEUE_REMOVE,
  
  /**
   * Application acknowledgement.
   */
  CLIENT_ACK;
}