/*
* 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.ServerLocation;
import org.apache.geode.internal.cache.tier.sockets.Message;
/**
* This interface is used by testing/debugging code to be notified of different client/server
* events. See the documentation for class ClientServerObserverHolder for details.
*
* @since GemFire 5.1
*
*/
public interface ClientServerObserver {
/**
* This callback is called when now primary Ep is identified.
*/
public void afterPrimaryIdentificationFromBackup(ServerLocation location);
/**
* This callback is called just before interest registartion
*/
public void beforeInterestRegistration();
/**
* This callback is called just after interest registartion
*/
public void afterInterestRegistration();
/**
* This callback is called just before primary identification
*/
public void beforePrimaryIdentificationFromBackup();
/**
* This callback is called just before Interest Recovery by DSM thread happens
*/
public void beforeInterestRecovery();
/**
* Invoked by CacheClientUpdater just before invoking endpointDied for fail over
*
* @param location ServerLocation which has failed
*/
public void beforeFailoverByCacheClientUpdater(ServerLocation location);
/**
* Invoked before sending an instantiator message to server
*
* @param eventId
*/
public void beforeSendingToServer(EventID eventId);
/**
* Invoked after sending an instantiator message to server
*
* @param eventId
*/
public void afterReceivingFromServer(EventID eventId);
/**
* This callback is called just before sending client ack to the primary servrer.
*/
public void beforeSendingClientAck();
/**
* Invoked after Message is created
*
* @param msg
*/
public void afterMessageCreation(Message msg);
/**
* Invoked after Queue Destroy Message has been sent
*/
public void afterQueueDestroyMessage();
/**
* Invoked after a primary is recovered from a backup or new connection.
*/
public void afterPrimaryRecovered(ServerLocation location);
}