/*
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* Copyright (C) 2012 Markus Junginger, greenrobot (http://greenrobot.de)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.greenrobot.event;
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final class Subscription {
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final Object subscriber;
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final SubscriberMethod subscriberMethod;
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final int priority;
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/**
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* Becomes false as soon as {@link EventBus#unregister(Object)} is called, which is checked by queued event delivery
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* {@link EventBus#invokeSubscriber(PendingPost)} to prevent race conditions.
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*/
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volatile boolean active;
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Subscription(Object subscriber, SubscriberMethod subscriberMethod, int priority) {
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this.subscriber = subscriber;
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this.subscriberMethod = subscriberMethod;
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this.priority = priority;
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active = true;
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}
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@Override
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public boolean equals(Object other) {
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if (other instanceof Subscription) {
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Subscription otherSubscription = (Subscription) other;
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return subscriber == otherSubscription.subscriber
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&& subscriberMethod.equals(otherSubscription.subscriberMethod);
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} else {
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return false;
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}
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}
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@Override
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public int hashCode() {
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return subscriber.hashCode() + subscriberMethod.methodString.hashCode();
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}
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}
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