Redis的订阅和发布代码

package cn.yc.com.JedisPubSub;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import parquet.org.codehaus.jackson.JsonNode;
import parquet.org.codehaus.jackson.map.ObjectMapper;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
//主类
public class Program {

public static final String CHANNEL_NAME = "msg:text:html";

private static Logger logger = LoggerFactory.getLogger(Program.class);

public static void main(String[] args) throws Exception {

JedisPoolConfig poolConfig = new JedisPoolConfig();

JedisPool jedisPool = new JedisPool(poolConfig, "IP", 6379, 0);

final Jedis subscriberJedis = jedisPool.getResource();

final Subscriber subscriber = new Subscriber();

new Thread(new Runnable() {

public void run() {
try {
logger.info("Subscribing to \"commonChannel\". This thread will be blocked.");
subscriberJedis.subscribe(subscriber, CHANNEL_NAME);
logger.info("Subscription ended.");
} catch (Exception e) {
logger.error("Subscribing failed.", e);
}
}
}).start();

Jedis publisherJedis = jedisPool.getResource();

new Publisher(publisherJedis, CHANNEL_NAME).start();

subscriber.unsubscribe();
jedisPool.returnResource(subscriberJedis);
jedisPool.returnResource(publisherJedis);

}

}

package cn.yc.com.JedisPubSub;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import redis.clients.jedis.Jedis;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Publisher {

private static final Logger logger = LoggerFactory.getLogger(Publisher.class);

private final Jedis publisherJedis;

private final String channel;

public Publisher(Jedis publisherJedis, String channel) {
this.publisherJedis = publisherJedis;
this.channel = channel;
}

public void start() {
logger.info("Type your message (quit for terminate)");
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

while (true) {
String line = reader.readLine();

if (!"quit".equals(line)) {
publisherJedis.publish(channel, line);
} else {
break;
}
}

} catch (IOException e) {
logger.error("IO failure while reading input, e");
}
}
}

package cn.yc.com.JedisPubSub;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import redis.clients.jedis.JedisPubSub;

public class Subscriber extends JedisPubSub {

private static Logger logger = LoggerFactory.getLogger(Subscriber.class);

// 取得订阅的消息后的处理
public void onMessage(String channel, String message) {
logger.info("取得订阅的消息后的处理 : " + channel + "=" + message);

}

// 取得按表达式的方式订阅的消息后的处理
public void onPMessage(String pattern, String channel, String message) {
logger.info("取得按表达式的方式订阅的消息后的处理 :" + pattern + "=" + channel + "=" + message);
}

// 初始化订阅时候的处理
public void onSubscribe(String channel, int subscribedChannels) {
logger.info("初始化订阅时候的处理 : " + channel + "=" + subscribedChannels);
}

// 取消订阅时候的处理
public void onUnsubscribe(String channel, int subscribedChannels) {
logger.info("取消订阅时候的处理 : " + channel + "=" + subscribedChannels);
}

// 初始化按表达式的方式订阅时候的处理
public void onPSubscribe(String pattern, int subscribedChannels) {
logger.info("初始化按表达式的方式订阅时候的处理 : " + pattern + "=" + subscribedChannels);
}

// 取消按表达式的方式订阅时候的处理
public void onPUnsubscribe(String pattern, int subscribedChannels) {
logger.info(" 取消按表达式的方式订阅时候的处理 : " + pattern + "=" + subscribedChannels);
}

}