geode-core/src/main/java/org/apache/geode/internal/cache/ProfileExchangeProcessor.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.internal.cache;


import org.apache.geode.distributed.internal.membership.InternalDistributedMember;
import org.apache.geode.internal.cache.CacheDistributionAdvisor.InitialImageAdvice;

/**
 * Used to exchange profiles during region initialization and determine the targets for GII. There
 * are currently two implementations, one for persistent regions and one of non persistent regions.
 * The persistent region implementation will wait for members to come online that may have a later
 * copies of the region.
 *
 *
 */
public interface ProfileExchangeProcessor {
  /** Exchange profiles with other members to initialize the region */
  void initializeRegion();

  /** Get, and possibling wait for, the members that we should initialize from. */
  InitialImageAdvice getInitialImageAdvice(InitialImageAdvice previousAdvice);

  void setOnline(InternalDistributedMember target);
}