95 lines
2.9 KiB
Java
95 lines
2.9 KiB
Java
/*
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* Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.nio.sctp;
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/**
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* Notification emitted when an association has either opened or closed.
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*
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* @since 1.7
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*/
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@jdk.Exported
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public abstract class AssociationChangeNotification
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implements Notification
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{
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/**
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* Defines the type of change event that happened to the association.
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*
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* @since 1.7
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*/
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@jdk.Exported
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public enum AssocChangeEvent
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{
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/**
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* A new association is now ready and data may be exchanged with this peer.
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*/
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COMM_UP,
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/**
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* The association has failed. A series of SCTP send failed notifications
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* will follow this notification, one for each outstanding message.
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*/
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COMM_LOST,
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/**
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* SCTP has detected that the peer has restarted.
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*/
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RESTART,
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/**
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* The association has gracefully closed.
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*/
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SHUTDOWN,
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/**
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* The association failed to setup. If a message was sent on a {@link
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* SctpMultiChannel} in non-blocking mode, an
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* SCTP send failed notification will follow this notification for the
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* outstanding message.
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*/
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CANT_START
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}
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/**
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* Initializes a new instance of this class.
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*/
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protected AssociationChangeNotification() {}
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/**
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* Returns the association that this notification is applicable to.
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*
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* @return The association whose state has changed, or {@code null} if
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* there is no association, that is {@linkplain
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* AssocChangeEvent#CANT_START CANT_START}
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*/
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public abstract Association association();
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/**
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* Returns the type of change event.
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*
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* @return The event
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*/
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public abstract AssocChangeEvent event();
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}
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