/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package sun.nio.ch.sctp;
import com.sun.nio.sctp.Association;
import com.sun.nio.sctp.AssociationChangeNotification;
import java.lang.annotation.Native;
/**
* An implementation of AssociationChangeNotification
*/
public class AssociationChange extends AssociationChangeNotification
implements SctpNotification
{
/* static final ints so that they can be referenced from native */
@Native private final static int SCTP_COMM_UP = 1;
@Native private final static int SCTP_COMM_LOST = 2;
@Native private final static int SCTP_RESTART = 3;
@Native private final static int SCTP_SHUTDOWN = 4;
@Native private final static int SCTP_CANT_START = 5;
private Association association;
/* assocId is used to lookup the association before the notification is
* returned to user code */
private int assocId;
private AssocChangeEvent event;
private int maxOutStreams;
private int maxInStreams;
/* Invoked from native */
private AssociationChange(int assocId,
int intEvent,
int maxOutStreams,
int maxInStreams) {
switch (intEvent) {
case SCTP_COMM_UP :
this.event = AssocChangeEvent.COMM_UP;
break;
case SCTP_COMM_LOST :
this.event = AssocChangeEvent.COMM_LOST;
break;
case SCTP_RESTART :
this.event = AssocChangeEvent.RESTART;
break;
case SCTP_SHUTDOWN :
this.event = AssocChangeEvent.SHUTDOWN;
break;
case SCTP_CANT_START :
this.event = AssocChangeEvent.CANT_START;
break;
default :
throw new AssertionError(
"Unknown Association Change Event type: " + intEvent);
}
this.assocId = assocId;
this.maxOutStreams = maxOutStreams;
this.maxInStreams = maxInStreams;
}
@Override
public int assocId() {
return assocId;
}
@Override
public void setAssociation(Association association) {
this.association = association;
}
@Override
public Association association() {
assert event == AssocChangeEvent.CANT_START ? true : association != null;
return association;
}
@Override
public AssocChangeEvent event() {
return event;
}
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