com.squareup.otto.DeadEvent Maven / Gradle / Ivy
/*
* Copyright (C) 2007 The Guava Authors
*
* Licensed 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 com.squareup.otto;
/**
* Wraps an event that was posted, but which had no subscribers and thus could not be delivered.
*
* Subscribing a DeadEvent handler is useful for debugging or logging, as it can detect misconfigurations in a
* system's event distribution.
*
* @author Cliff Biffle
*/
public class DeadEvent {
public final Object source;
public final Object event;
/**
* Creates a new DeadEvent.
*
* @param source object broadcasting the DeadEvent (generally the {@link Bus}).
* @param event the event that could not be delivered.
*/
public DeadEvent(Object source, Object event) {
this.source = source;
this.event = event;
}
}