/*
* Copyright 2014-2016 CyberVision, Inc.
*
* 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.kaaproject.kaa.server.common.zk.control;
import org.kaaproject.kaa.server.common.zk.gen.ControlNodeInfo;
/**
* The listener interface for receiving controlNode events.
* The class that is interested in processing a controlNode
* event implements this interface, and the object created
* with that class is registered with a component using the
* component's <code>addControlNodeListener</code> method. When
* the controlNode event occurs, that object's appropriate
* method is invoked.
*/
public interface ControlNodeListener {
/**
* On control node down.
*/
void onControlNodeDown();
/**
* control
* On control node change.
*
* @param nodeInfo the node info
*/
void onControlNodeChange(ControlNodeInfo nodeInfo);
}