/*
 * Copyright 1999-2020 Alibaba Group Holding Ltd.
 *
 * 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 com.alibaba.nacos.naming.healthcheck.v2;

import com.alibaba.nacos.naming.core.v2.client.Client;
import com.alibaba.nacos.naming.core.v2.pojo.InstancePublishInfo;
import com.alibaba.nacos.naming.core.v2.pojo.Service;

/**
 * Health status synchronizer. Maybe implement by CP and AP both.
 *
 * @author xiweng.yy
 */
public interface HealthStatusSynchronizer {
    
    /**
     * Instance health status change.
     *
     * @param isHealthy is the instance change to healthy or not
     * @param client    client of instance
     * @param service   service of instance
     * @param instance  instance
     */
    void instanceHealthStatusChange(boolean isHealthy, Client client, Service service, InstancePublishInfo instance);
    
}
