1 /* 2 * Copyright (C) 2007 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 15 /** 16 * <a href="https://guava.dev/EventBus">Discouraged</a> in favor of dependency injection and 17 * concurrency frameworks, EventBus allows publish-subscribe-style communication. 18 * 19 * <p>See the Guava User Guide article on <a 20 * href="https://github.com/google/guava/wiki/EventBusExplained">{@code EventBus}</a>. 21 */ 22 @CheckReturnValue 23 @ParametersAreNonnullByDefault 24 package com.google.common.eventbus; 25 26 import com.google.errorprone.annotations.CheckReturnValue; 27 import javax.annotation.ParametersAreNonnullByDefault; 28