hazelcast-master/hazelcast/src/main/java/com/hazelcast/internal/services/ClientAwareService.java
/*
 * Copyright (c) 2008-2023, Hazelcast, Inc. All Rights Reserved.
 *
 * 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.hazelcast.internal.services;

import java.util.UUID;

/**
 * A interface that can be implemented by a SPI Service so that it can be notified about client disconnects.
 * <p>
 * This is useful if a service needs to cleanup resources when a client leaves, e.g. release locks.
 */
public interface ClientAwareService {

    /**
     * Invoked when a client disconnects from a member.
     *
     * @param clientUuid the UUID of the client that disconnected from a member
     */
    void clientDisconnected(UUID clientUuid);
}
