001/* 002 * Copyright 2015-2020 the original author or authors 003 * 004 * This software is licensed under the Apache License, Version 2.0, 005 * the GNU Lesser General Public License version 2 or later ("LGPL") 006 * and the WTFPL. 007 * You may choose either license to govern your use of this software only 008 * upon the condition that you accept all of the terms of either 009 * the Apache License 2.0, the LGPL 2.1+ or the WTFPL. 010 */ 011package org.minidns.util; 012 013/** 014 * A recipient of success and exception callbacks. 015 * 016 * @param <V> the type of the success value. 017 * @param <E> the type of the exception. 018 */ 019public interface CallbackRecipient<V, E> { 020 021 CallbackRecipient<V, E> onSuccess(SuccessCallback<V> successCallback); 022 023 CallbackRecipient<V, E> onError(ExceptionCallback<E> exceptionCallback); 024 025}