spring-data-redis JedisMessageListener 源码
spring-data-redis JedisMessageListener 代码
文件路径：/src/main/java/org/springframework/data/redis/connection/jedis/JedisMessageListener.java
/*
* Copyright 2011-2022 the original author or 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
*
* https://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 org.springframework.data.redis.connection.jedis;
import redis.clients.jedis.BinaryJedisPubSub;
import org.springframework.data.redis.connection.DefaultMessage;
import org.springframework.data.redis.connection.MessageListener;
import org.springframework.data.redis.connection.SubscriptionListener;
import org.springframework.util.Assert;
/**
* MessageListener adapter on top of Jedis.
*
* @author Costin Leau
* @author Mark Paluch
*/
class JedisMessageListener extends BinaryJedisPubSub {
private final MessageListener listener;
private final SubscriptionListener subscriptionListener;
JedisMessageListener(MessageListener listener) {
Assert.notNull(listener, "MessageListener is required");
this.listener = listener;
this.subscriptionListener = listener instanceof SubscriptionListener ? (SubscriptionListener) listener
: SubscriptionListener.NO_OP_SUBSCRIPTION_LISTENER;
}
public void onMessage(byte[] channel, byte[] message) {
listener.onMessage(new DefaultMessage(channel, message), null);
}
public void onPMessage(byte[] pattern, byte[] channel, byte[] message) {
listener.onMessage(new DefaultMessage(channel, message), pattern);
}
public void onPSubscribe(byte[] pattern, int subscribedChannels) {
subscriptionListener.onPatternSubscribed(pattern, subscribedChannels);
}
public void onPUnsubscribe(byte[] pattern, int subscribedChannels) {
subscriptionListener.onPatternUnsubscribed(pattern, subscribedChannels);
}
public void onSubscribe(byte[] channel, int subscribedChannels) {
subscriptionListener.onChannelSubscribed(channel, subscribedChannels);
}
public void onUnsubscribe(byte[] channel, int subscribedChannels) {
subscriptionListener.onChannelUnsubscribed(channel, subscribedChannels);
}
}
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