/** * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.apache.hadoop.hbase.regionserver; import org.apache.hadoop.classification.InterfaceAudience; /** * LeaseListener is an interface meant to be implemented by users of the Leases * class. * * It receives events from the Leases class about the status of its accompanying * lease. Users of the Leases class can use a LeaseListener subclass to, for * example, clean up resources after a lease has expired. */ @InterfaceAudience.Private public interface LeaseListener { /** When a lease expires, this method is called. */ public void leaseExpired(); }