org.apache.ignite.internal.processors.cache.persistence.snapshot.SnapshotDiscoveryMessage Maven / Gradle / Ivy
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Java-based middleware for in-memory processing of big data in a distributed environment.
/*
* 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.ignite.internal.processors.cache.persistence.snapshot;
import org.apache.ignite.internal.managers.discovery.DiscoveryCustomMessage;
/**
* Initial snapshot discovery message with possibility to trigger exchange.
*/
public interface SnapshotDiscoveryMessage extends DiscoveryCustomMessage {
/**
* Is exchange needed after receiving this message.
*
* @return True if exchange is needed, false in other case.
*/
public boolean needExchange();
/**
*
*/
public boolean needAssignPartitions();
}