geode-core/src/main/java/org/apache/geode/distributed/internal/membership/MembershipTestHook.java

/*
 * 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.distributed.internal.membership;

/**
 * Test hook for membership test development
 */
public interface MembershipTestHook {

  /**
   * test hook invoked prior to shutting down distributed system
   */
  default void beforeMembershipFailure(String reason, Throwable cause) {
    // nothing
  }

  /**
   * test hook invoked after shutting down distributed system
   */
  default void afterMembershipFailure(String reason, Throwable cause) {
    // nothing
  }
}