Jedis-缓存操作具体实现代码。

import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.beans.factory.annotation.Value;import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import redis.clients.jedis.JedisPool;import redis.clients.jedis.JedisPoolConfig;/** * Created by  YeCongZhi on 2017/6/21. */@Configurationpublic class JedisConfiguation {    Logger logger = LoggerFactory.getLogger(JedisConfiguation.class);    @Value("${redisA.host:}")//IP    private String hostA;    @Value("${redisA.port:}")//端口    private int portA;    @Value("${redisA.password:}")//密码    private String passwordA;    @Value("${redisA.database:}")//数据库    private int databaseA;    @Value("${redisB.host:}")//IP    private String hostB;    @Value("${redisB.port:}")//端口    private int portB;    @Value("${redisB.password:}")//密码    private String passwordB;    @Value("${redisB.database:}")//数据库    private int databaseB;    @Value("${redis.maxTotal:}")//最大连接数    private int maxTotal;    @Value("${redis.maxIdle:}")//最大空闲连接数    private int maxIdle;    @Value("${redis.minIdle:}")//最小空闲连接数    private int minIdle;    @Value("${redis.maxWaitMillis:}")//获取连接时的最大等待毫秒数    private Long maxWaitMillis;    @Value("${redis.testOnBorrow:false}")//在获取连接的时候检查有效性    private boolean testOnBorrow;    @Value("${redis.MinEvictableIdleTimeMillis:}")//多长时间后回收空闲连接    private Long MinEvictableIdleTimeMillis;    @Bean("JedisPoolA")    public JedisPool redisPoolFactoryA() {//        logger.info("[redisA服务地址:]" + hostA);//        logger.info("[redisA服务端口:]" + portA);//        logger.info("[redisA密码:]" + passwordA);        JedisPoolConfig poolCofig = new JedisPoolConfig();        poolCofig.setMaxTotal(maxTotal);        poolCofig.setMaxIdle(maxIdle);        poolCofig.setMinIdle(minIdle);        poolCofig.setMaxWaitMillis(maxWaitMillis);        poolCofig.setMinEvictableIdleTimeMillis(MinEvictableIdleTimeMillis);        poolCofig.setTestOnBorrow(testOnBorrow);        JedisPool jedisPool = new JedisPool(poolCofig, hostA, portA, 0, passwordA);        return jedisPool;    }    @Bean("JedisPoolB")    public JedisPool redisPoolFactoryB() {//        logger.info("[redisB服务地址:]" + hostB);//        logger.info("[redisB服务端口:]" + portB);//        logger.info("[redisB密码:]" + passwordB);        JedisPoolConfig poolCofig = new JedisPoolConfig();        poolCofig.setMaxTotal(maxTotal);        poolCofig.setMaxIdle(maxIdle);        poolCofig.setMinIdle(minIdle);        poolCofig.setMaxWaitMillis(maxWaitMillis);        poolCofig.setMinEvictableIdleTimeMillis(MinEvictableIdleTimeMillis);        poolCofig.setTestOnBorrow(testOnBorrow);        JedisPool jedisPool = new JedisPool(poolCofig, hostB, portB, 0, passwordB);        return jedisPool;    }
}
import org.springframework.beans.factory.annotation.Autowired;import org.springframework.beans.factory.annotation.Qualifier;import org.springframework.stereotype.Service;import redis.clients.jedis.Jedis;import redis.clients.jedis.JedisPool;/** * Created by  YeCongZhi on 2017/6/21. * 使用示例     @Autowired    private JedisClientService jedisClientService;     jedisClientService.setValueToA("AAAAA","TFDSFSDF333");     System.out.println(jedisClientService.getValueFromA("AAAAA"));     jedisClientService.setValueToB("BBBBB","AAREGRTE33");     System.out.println(jedisClientService.getValueFromB("BBBBB")); */@Servicepublic class JedisClientService {    @Autowired    @Qualifier("JedisPoolA")    private JedisPool jedisPoolA;    @Autowired    @Qualifier("JedisPoolB")    private JedisPool jedisPoolB;    /**获取key的value值**/    public synchronized String getValueFromA(String key) {        /**获取jedis实例*/        Jedis jedis = jedisPoolA.getResource();        String str = "";        try {            str = jedis.get(key);        } finally {            try {                /**close方法 包含两个方法                 * returnBrokenResource                 * returnResource*/                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return str;    }    /**保存key - velue */    public synchronized String setValueToA(String key, String value) {        /**获取jedis实例*/        Jedis jedis = jedisPoolA.getResource();        String str = "";        try {            str = jedis.set(key, value);        } finally {            try {                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return str;    }    /**保存key - velue */    public synchronized String setexValueToA(String key, int seconds, String value) {        /**获取jedis实例*/        Jedis jedis = jedisPoolA.getResource();        String str = "";        try {            str = jedis.setex(key, seconds, value);        } finally {            try {                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return str;    }    /**删除key**/    public synchronized Long delFromA(String key) {        /**获取jedis实例*/        Jedis jedis = jedisPoolA.getResource();        Long cnt;        try {            cnt = jedis.del(key);        } finally {            try {                /**close方法 包含两个方法                 * returnBrokenResource                 * returnResource*/                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return cnt;    }    /******************************************************************/    /**获取key的value值**/    public synchronized String getValueFromB(String key) {        /**获取jedis实例*/        Jedis jedis = jedisPoolB.getResource();        String str = "";        try {            str = jedis.get(key);        } finally {            try {                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return str;    }    /**保存key - velue */    public synchronized String setValueToB(String key, String value) {        /**获取jedis实例*/        Jedis jedis = jedisPoolB.getResource();        String str = "";        try {            str = jedis.set(key, value);        } finally {            try {                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return str;    }    /**保存key - velue */    public synchronized String setexValueToB(String key, int seconds, String value) {        /**获取jedis实例*/        Jedis jedis = jedisPoolB.getResource();        String str = "";        try {            str = jedis.setex(key, seconds, value);        } finally {            try {                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return str;    }    /**删除key**/    public synchronized Long delFromB(String key) {        /**获取jedis实例*/        Jedis jedis = jedisPoolB.getResource();        Long cnt;        try {            cnt = jedis.del(key);        } finally {            try {                /**close方法 包含两个方法                 * returnBrokenResource                 * returnResource*/                jedis.close();            } catch (Exception e) {                e.printStackTrace();            }        }        return cnt;    }}