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/*
* Copyright 2014 Open Networking Laboratory
*
* 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.onosproject.store.flow;
import static com.google.common.base.Preconditions.checkNotNull;
import org.onosproject.event.AbstractEvent;
import org.onosproject.net.DeviceId;
/**
* Describes a device replicainfo event.
*/
public class ReplicaInfoEvent extends AbstractEvent<ReplicaInfoEvent.Type, DeviceId> {
private final ReplicaInfo replicaInfo;
/**
* Types of Replica info event.
*/
public enum Type {
/**
* Event to notify that master placement should be changed.
*/
MASTER_CHANGED,
//
BACKUPS_CHANGED,
}
/**
* Creates an event of a given type and for the specified device,
* and replica info.
*
* @param type replicainfo event type
* @param device event device subject
* @param replicaInfo replicainfo
*/
public ReplicaInfoEvent(Type type, DeviceId device, ReplicaInfo replicaInfo) {
super(type, device);
this.replicaInfo = checkNotNull(replicaInfo);
}
/**
* Returns the current replica information for the subject.
*
* @return replica information for the subject
*/
public ReplicaInfo replicaInfo() {
return replicaInfo;
}
}
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