001package org.eclipse.aether.impl; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022/** 023 * Lifecycle managing component for repository system. 024 * 025 * @noimplement This interface is not intended to be implemented by clients. 026 * @noextend This interface is not intended to be extended by clients. 027 * @provisional This type is provisional and can be changed, moved or removed without prior notice. 028 * @since 1.9.0 029 */ 030public interface RepositorySystemLifecycle 031{ 032 /** 033 * Marks the repository system as ended (shut down): all "on close" handlers will be invoked. This method may be 034 * invoked multiple times, only once will execute, subsequent calls will be no-op. 035 */ 036 void systemEnded(); 037 038 /** 039 * Registers an "on repository system end" handler. 040 * <p> 041 * Throws if repository system is already shut down. 042 */ 043 void addOnSystemEndedHandler( Runnable handler ); 044}