/*
* Copyright 2011-2017 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
*
* 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 org.springframework.data.redis.connection.lettuce;
import io.lettuce.core.pubsub.RedisPubSubListener;
import org.springframework.data.redis.connection.DefaultMessage;
import org.springframework.data.redis.connection.MessageListener;
import org.springframework.util.Assert;
/**
* MessageListener wrapper around Lettuce {@link RedisPubSubListener}.
*
* @author Costin Leau
*/
class LettuceMessageListener implements RedisPubSubListener<byte[], byte[]> {
private final MessageListener listener;
LettuceMessageListener(MessageListener listener) {
Assert.notNull(listener, "message listener is required");
this.listener = listener;
}
public void message(byte[] channel, byte[] message) {
listener.onMessage(new DefaultMessage(channel, message), null);
}
public void message(byte[] pattern, byte[] channel, byte[] message) {
listener.onMessage(new DefaultMessage(channel, message), pattern);
}
public void subscribed(byte[] channel, long count) {}
public void psubscribed(byte[] pattern, long count) {}
public void unsubscribed(byte[] channel, long count) {}
public void punsubscribed(byte[] pattern, long count) {}
}