/*
|
* %CopyrightBegin%
|
*
|
* Copyright Ericsson AB 2000-2009. All Rights Reserved.
|
*
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
* you may not use this file except in compliance with the License.
|
* You may obtain a copy of the License at
|
*
|
* http://www.apache.org/licenses/LICENSE-2.0
|
*
|
* Unless required by applicable law or agreed to in writing, software
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
* See the License for the specific language governing permissions and
|
* limitations under the License.
|
*
|
* %CopyrightEnd%
|
*/
|
package com.ericsson.otp.erlang;
|
|
/**
|
* <p>
|
* Provides a callback mechanism for receiving status change information about
|
* other nodes in the system. Register an instance of this class (or a subclass)
|
* with your {@link OtpNode OtpNode} when you wish to be notified about such
|
* status changes and other similar events.
|
* </p>
|
* <p>
|
* <p>
|
* This class provides default handers that ignore all events. Applications are
|
* expected to extend this class in order to act on events that are deemed
|
* interesting.
|
* </p>
|
* <p>
|
* <p>
|
* <b> Note that this class is likely to change in the near future </b>
|
* </p>
|
*/
|
public class OtpNodeStatus {
|
public OtpNodeStatus() {
|
}
|
|
/**
|
* Notify about remote node status changes.
|
*
|
* @param node the node whose status change is being indicated by this call.
|
* @param up true if the node has come up, false if it has gone down.
|
* @param info additional info that may be available, for example an
|
* exception that was raised causing the event in question (may
|
* be null).
|
*/
|
public void remoteStatus(final String node, final boolean up,
|
final Object info) {
|
}
|
|
/**
|
* Notify about local node exceptions.
|
*
|
* @param node the node whose status change is being indicated by this call.
|
* @param up true if the node has come up, false if it has gone down.
|
* @param info additional info that may be available, for example an
|
* exception that was raised causing the event in question (may
|
* be null).
|
*/
|
public void localStatus(final String node, final boolean up,
|
final Object info) {
|
}
|
|
/**
|
* Notify about failed connection attempts.
|
*
|
* @param node The name of the remote node
|
* @param incoming The direction of the connection attempt, i.e. true for
|
* incoming, false for outgoing.
|
* @param info additional info that may be available, for example an
|
* exception that was raised causing the event in question (may
|
* be null).
|
*/
|
public void connAttempt(final String node, final boolean incoming,
|
final Object info) {
|
}
|
}
|