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/*
* Copyright 2014 the original author or authors.
*
* Licensed 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.springframework.yarn.am.monitor;
import java.util.List;
import org.apache.hadoop.yarn.api.records.Container;
import org.apache.hadoop.yarn.api.records.ContainerStatus;
/**
* Interface for container monitoring components wanting
* to be aware of {@link Container}s and {@link ContainerStatus}s.
*
* @author Janne Valkealahti
*
*/
public interface ContainerAware {
/**
* Called when we potentially have new information
* about a {@link Container}s.
*
* @param containers the containers
*/
void onContainer(List containers);
/**
* Called when we potentially have new information
* about a {@link ContainerStatus}s.
*
* @param containerStatuses the container statuses
*/
void onContainerStatus(List containerStatuses);
}