<!--redis 缓存-->
    <dependency>
      <groupId>org.springframework.data</groupId>
      <artifactId>spring-data-redis</artifactId>
      <version>1.8.4.RELEASE</version>
    </dependency>
    <dependency>
      <groupId>redis.clients</groupId>
      <artifactId>jedis</artifactId>
      <version>2.9.0</version>
    </dependency>

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
            http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
            http://www.springframework.org/schema/context
            http://www.springframework.org/schema/context/spring-context.xsd">
  <description>redis 相关类 Spring 托管</description>

  <!--载入 redis 配置文件-->
  <context:property-placeholder location="classpath:redis.properties" ignore-unresolvable="true"/>

  <!-- 配置 JedisPoolConfig 实例 -->
  <bean id="poolConfig" class="redis.clients.jedis.JedisPoolConfig">
    <property name="maxIdle" value="${redis.maxIdle}"/>
    <property name="maxTotal" value="${redis.maxActive}"/>
    <property name="maxWaitMillis" value="${redis.maxWait}"/>
    <property name="testOnBorrow" value="${redis.testOnBorrow}"/>
  </bean>

  <!-- 配置JedisConnectionFactory -->
  <bean id="jedisConnectionFactory" class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory">
    <property name="hostName" value="${redis.host}"/>
    <property name="port" value="${redis.port}"/>
    <property name="password" value="${redis.pass}"/>
    <property name="database" value="${redis.dbIndex}"/>
    <property name="poolConfig" ref="poolConfig"/>
  </bean>

  <!-- 配置RedisTemplate -->
  <bean id="redisTemplate" class="org.springframework.data.redis.core.RedisTemplate">
    <property name="connectionFactory" ref="jedisConnectionFactory"/>
  </bean>

  <!-- 配置RedisCacheManager -->
  <bean id="redisCacheManager" class="org.springframework.data.redis.cache.RedisCacheManager">
    <constructor-arg name="redisOperations" ref="redisTemplate"/>
    <property name="defaultExpiration" value="${redis.expiration}"/>
  </bean>

  <!-- 配置RedisCacheConfig -->
  <bean id="redisCacheConfig" class="com.rambo.sdh.common.util.RedisCacheConfig">
    <constructor-arg ref="jedisConnectionFactory"/>
    <constructor-arg ref="redisTemplate"/>
    <constructor-arg ref="redisCacheManager"/>
  </bean>
</beans>

#============================#
#==== Redis settings ====#
#============================#
#redis 服务器 IP
redis.host=127.0.0.1

#redis 服务器端口
redis.port=6379

#redis 密码
redis.pass=redis#2017

#redis 支持16个数据库（相当于不同用户）可以使不同的应用程序数据彼此分开同时又存储在相同的实例上
redis.dbIndex=0

#redis 缓存数据过期时间单位秒
redis.expiration=3000

#控制一个 pool 最多有多少个状态为 idle 的jedis实例
redis.maxIdle=300

#控制一个 pool 可分配多少个jedis实例
redis.maxActive=600

#当borrow一个jedis实例时，最大的等待时间，如果超过等待时间，则直接抛出JedisConnectionException；
redis.maxWait=1000

#在borrow一个jedis实例时，是否提前进行alidate操作；如果为true，则得到的jedis实例均是可用的；
redis.testOnBorrow=true

@Configuration
@EnableCaching
public class RedisCacheConfig extends CachingConfigurerSupport {
  protected final static Logger log = LoggerFactory.getLogger(RedisCacheConfig.class);

  private volatile JedisConnectionFactory mJedisConnectionFactory;
  private volatile RedisTemplate<String, String> mRedisTemplate;
  private volatile RedisCacheManager mRedisCacheManager;

  public RedisCacheConfig() {
    super();
  }

  public RedisCacheConfig(JedisConnectionFactory mJedisConnectionFactory, RedisTemplate<String, String> mRedisTemplate, RedisCacheManager mRedisCacheManager) {
    super();
    this.mJedisConnectionFactory = mJedisConnectionFactory;
    this.mRedisTemplate = mRedisTemplate;
    this.mRedisCacheManager = mRedisCacheManager;
  }

  public JedisConnectionFactory redisConnectionFactory() {
    return mJedisConnectionFactory;
  }

  public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory cf) {
    return mRedisTemplate;
  }

  public CacheManager cacheManager(RedisTemplate<?, ?> redisTemplate) {
    return mRedisCacheManager;
  }

  @Bean
  public KeyGenerator keyGenerator() {
    return new KeyGenerator() {
      @Override
      public Object generate(Object o, Method method, Object... objects) {
        StringBuilder sb = new StringBuilder();
        sb.append(o.getClass().getName());
        sb.append(method.getName());
        for (Object obj : objects) {
          sb.append(obj.toString());
        }
        return sb.toString();
      }
    };
  }
}