spring + jedis 连接 redis集群

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首先引入jedis的pom依赖:

<dependency>
	<groupId>redis.clients</groupId>
	<artifactId>jedis</artifactId>
	<version>2.7.2</version>
</dependency>

下面是项目结构图:

redis.properties:

redis.host1=192.168.1.118
redis.host2=192.168.1.118
redis.host3=192.168.1.118
redis.host4=192.168.1.118
redis.host5=192.168.1.118
redis.host6=192.168.1.118
redis.port1=7001
redis.port2=7002
redis.port3=7003
redis.port4=7004
redis.port5=7005
redis.port6=7006

连接单机版redis:

applicationContext-redis.xml 文件内容:

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
	http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd
	http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.2.xsd
	http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.2.xsd">
	
		<!-- 加载配置文件 -->
	<context:property-placeholder location="classpath:properties/redis.properties" />
	
	<context:annotation-config/>
	
	<!-- redis 单机版 -->
	<bean id="jedisPool" class="redis.clients.jedis.JedisPool">
		<constructor-arg name="host" value="${redis.host1}"/>
		<constructor-arg name="port" value="${redis.port1}"/>
	</bean>
	<bean id="jedisClientPool" class="com.XXX.jedis.JedisClientPool"></bean> 
</beans>

JedisClient 接口:

public interface JedisClient {
	String set(String key, String value);
	String get(String key);
	Boolean exists(String key);
	Long expire(String key, int seconds);
	Long ttl(String key);
	Long incr(String key);
	Long hset(String key, String field, String value);
	String hget(String key, String field);
	Long hdel(String key, String... field);
}

JedisClientPool 单机版实现类:

public class JedisClientPool implements JedisClient {
	
	@Autowired
	private JedisPool jedisPool;

	@Override
	public String set(String key, String value) {
		Jedis jedis = jedisPool.getResource();
		String result = jedis.set(key, value);
		jedis.close();
		return result;
	}

	@Override
	public String get(String key) {
		Jedis jedis = jedisPool.getResource();
		String result = jedis.get(key);
		jedis.close();
		return result;
	}

	@Override
	public Boolean exists(String key) {
		Jedis jedis = jedisPool.getResource();
		Boolean result = jedis.exists(key);
		jedis.close();
		return result;
	}

	@Override
	public Long expire(String key, int seconds) {
		Jedis jedis = jedisPool.getResource();
		Long result = jedis.expire(key, seconds);
		jedis.close();
		return result;
	}

	@Override
	public Long ttl(String key) {
		Jedis jedis = jedisPool.getResource();
		Long result = jedis.ttl(key);
		jedis.close();
		return result;
	}

	@Override
	public Long incr(String key) {
		Jedis jedis = jedisPool.getResource();
		Long result = jedis.incr(key);
		jedis.close();
		return result;
	}

	@Override
	public Long hset(String key, String field, String value) {
		Jedis jedis = jedisPool.getResource();
		Long result = jedis.hset(key, field, value);
		jedis.close();
		return result;
	}

	@Override
	public String hget(String key, String field) {
		Jedis jedis = jedisPool.getResource();
		String result = jedis.hget(key, field);
		jedis.close();
		return result;
	}

	@Override
	public Long hdel(String key, String... field) {
		Jedis jedis = jedisPool.getResource();
		Long result = jedis.hdel(key, field);
		jedis.close();
		return result;
	}

}

JedisClientCluster 集群版实现类:

public class JedisClientCluster implements JedisClient {
	
	@Autowired
	private JedisCluster jedisCluster;

	@Override
	public String set(String key, String value) {
		return jedisCluster.set(key, value);
	}

	@Override
	public String get(String key) {
		return jedisCluster.get(key);
	}

	@Override
	public Boolean exists(String key) {
		return jedisCluster.exists(key);
	}

	@Override
	public Long expire(String key, int seconds) {
		return jedisCluster.expire(key, seconds);
	}

	@Override
	public Long ttl(String key) {
		return jedisCluster.ttl(key);
	}

	@Override
	public Long incr(String key) {
		return jedisCluster.incr(key);
	}

	@Override
	public Long hset(String key, String field, String value) {
		return jedisCluster.hset(key, field, value);
	}

	@Override
	public String hget(String key, String field) {
		return jedisCluster.hget(key, field);
	}

	@Override
	public Long hdel(String key, String... field) {
		return jedisCluster.hdel(key, field);
	}

}

TestJredisClient 测试方法:

    @Test
	public void TestJredisClient() {
		// 初始化spring容器
		ApplicationContext applicationContext = new ClassPathXmlApplicationContext("classpath:spring/applicationContext-redis.xml");
		// 从容器中获得JedisClient对象
		JedisClient jedisClient = applicationContext.getBean(JedisClient.class);
		// 使用JedisClient对象操作redis
		jedisClient.set("jedisclient", "mytest");
		String result = jedisClient.get("jedisclient");
		System.out.println(result);
	}

测试结果:

集群版applicationContext.redis.xml 配置:

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
	http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd
	http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.2.xsd
	http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.2.xsd">
	
		<!-- 加载配置文件 -->
	<context:property-placeholder location="classpath:properties/redis.properties" />
	
	<context:annotation-config/>
	
	<!-- redis 单机版 -->
	<!-- <bean id="jedisPool" class="redis.clients.jedis.JedisPool">
		<constructor-arg name="host" value="${redis.host1}"/>
		<constructor-arg name="port" value="${redis.port1}"/>
	</bean>
	<bean id="jedisClientPool" class="com.XXX.jedis.JedisClientPool"></bean> -->
	
	<!-- redis 集群版 -->
	<bean id="jedisCluster" class="redis.clients.jedis.JedisCluster">
		<constructor-arg>
			<set>
				<bean class="redis.clients.jedis.HostAndPort">
					<constructor-arg name="host" value="${redis.host1}"/>
					<constructor-arg name="port" value="${redis.port1}"/>
				</bean>
				<bean class="redis.clients.jedis.HostAndPort">
					<constructor-arg name="host" value="${redis.host2}"/>
					<constructor-arg name="port" value="${redis.port2}"/>
				</bean>
				<bean class="redis.clients.jedis.HostAndPort">
					<constructor-arg name="host" value="${redis.host3}"/>
					<constructor-arg name="port" value="${redis.port3}"/>
				</bean>
				<bean class="redis.clients.jedis.HostAndPort">
					<constructor-arg name="host" value="${redis.host4}"/>
					<constructor-arg name="port" value="${redis.port4}"/>
				</bean>
				<bean class="redis.clients.jedis.HostAndPort">
					<constructor-arg name="host" value="${redis.host5}"/>
					<constructor-arg name="port" value="${redis.port5}"/>
				</bean>
				<bean class="redis.clients.jedis.HostAndPort">
					<constructor-arg name="host" value="${redis.host6}"/>
					<constructor-arg name="port" value="${redis.port6}"/>
				</bean>
			</set>
		</constructor-arg>
	</bean> 
	
	<bean id="jedisClientCluster" class="com.XXX.jedis.JedisClientCluster"></bean>
	
</beans>

测试结果和上面单机版一致

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转载自blog.csdn.net/u013278314/article/details/82659997