/*
* 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.spi.collision;
import java.util.EventListener;
/**
* Listener to be set on {@link CollisionSpi} for notification of external
* collision events (e.g. job stealing). Once grid receives such notification,
* it will immediately invoke collision SPI.
*/
public interface CollisionExternalListener extends EventListener {
/**
* Callback invoked by Collision SPI whenever an external collision
* event occurs.
*/
public void onExternalCollision();
}