001package org.apache.archiva.redback.common.config.api; 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 022import java.lang.annotation.Documented; 023import java.lang.annotation.Retention; 024import java.lang.annotation.Target; 025 026import static java.lang.annotation.ElementType.METHOD; 027import static java.lang.annotation.ElementType.TYPE; 028import static java.lang.annotation.RetentionPolicy.RUNTIME; 029 030/** 031 * 032 * A annotation that marks a event listener method as asynchronous. That means the listener event methods 033 * are run in a separated thread. How tasks are executed is dependent on the implementation. 034 * 035 * @author Martin Stockhammer <martin_s@apache.org> 036 * @since 3.0 037 */ 038 039@Target(value={METHOD, TYPE}) 040@Retention(value=RUNTIME) 041@Documented 042public @interface AsyncListener 043{ 044 /** 045 * May be set to set the executor. The meaning of this value is implementation specific. 046 * @return The value. 047 */ 048 String value() default ""; 049}