| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You 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. |
| */ |
| package org.apache.geode.admin; |
| |
| /** |
| * A listener whose callback methods are invoked when members join or leave the GemFire distributed |
| * system. |
| * |
| * @see AdminDistributedSystem#addMembershipListener |
| * |
| * @since GemFire 3.5 |
| * @deprecated as of 7.0 use the <code><a href= |
| * "{@docRoot}/org/apache/geode/management/package-summary.html">management</a></code> |
| * package instead |
| */ |
| public interface SystemMembershipListener { |
| |
| /** |
| * Invoked when a member has joined the distributed system |
| */ |
| void memberJoined(SystemMembershipEvent event); |
| |
| /** |
| * Invoked when a member has gracefully left the distributed system. This occurs when the member |
| * took action to remove itself from the distributed system. |
| */ |
| void memberLeft(SystemMembershipEvent event); |
| |
| /** |
| * Invoked when a member has unexpectedly left the distributed system. This occurs when a member |
| * is forcibly removed from the distributed system by another process, such as from <a |
| * href=../distributed/DistributedSystem.html#member-timeout> failure detection</a>, or <a |
| * href=../distributed/DistributedSystem.html#enable-network-partition-detection> network |
| * partition detection</a> processing. |
| */ |
| void memberCrashed(SystemMembershipEvent event); |
| } |