redis简单数据缓存工具类

package io.renren.common.utils;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.*;
import org.springframework.data.redis.serializer.JdkSerializationRedisSerializer;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * @program: ivvdata-security
 * @description: redis工具类
 * @author: HYJ
 * @create: 2019-09-27 18:00
 */
@Component
public class RedisUtil {

    @Autowired
    private StringRedisTemplate stringRedisTemplate;
    @Resource
    private RedisTemplate<String, Object> redisTemplate;

    /**
     * 存储数据String类型
     */
    public void set(String key, String value){
        ValueOperations<String, String> ops = stringRedisTemplate.opsForValue();
        ops.set(key, value);
    }

    /**
     * 获取数据Stirng类型
     */
    public String get(String key){
        ValueOperations<String, String> ops = stringRedisTemplate.opsForValue();
        return ops.get(key);
    }


    /**
     * 存储数据
     * @param key
     * @param value
     */
    public void setObject(String key, Object value) {
        ValueOperations<String, Object> ops = redisTemplate.opsForValue();
        ops.set(key, value);
    }


    /**
     * 获取数据
     * @param key
     * @return
     */
    public Object getObject(String key) {
        ValueOperations<String, Object> ops = redisTemplate.opsForValue();
        return ops.get(key);
    }


    /**
     * 添加数据到list集合【操作List】
     * @param key List名称
     * @param value 存放的数值
     * @return 存放完毕之后，当前List的长度
     */
    public Long leftPush(String key, String value) {
        ListOperations<String, Object> opsForList = redisTemplate.opsForList();
        Long length = opsForList.leftPush(key,value);
        return length;
    }


    /**
     * 向List集合中存放集合
     * @param key 被操作的List
     * @param list 需要添加的List
     * @return 存放完毕之后，当前List的长度
     */
    public Long leftPushAll(String key, List<Object> list) {
        ListOperations<String, Object> opsForList = redisTemplate.opsForList();
        return opsForList.leftPushAll(key,list);
    }




    /**
     * 获取List集合中的数据
     * @param key List名称
     * @return list中存放的数据
     */
    public List<Object> range(String key) {
        ListOperations<String, Object> opsForList = redisTemplate.opsForList();
        return opsForList.range(key, 0, -1);
    }


    /**
     * 移除List中的元素
     * @param key 被操作的List
     * @param count 要删除的元素个数【为负数表示从尾部，向头部删除;正数则相反】
     * @param value 要删除的元素值
     * @return 移除完毕之后，当前List的长度
     */
    public Long remove(String key, long count, Object value) {
        ListOperations<String, Object> opsForList = redisTemplate.opsForList();
        return opsForList.remove(key,count,value);

    }



    /**
     * 存储数据或修改数据
     *
     * @param modelMap
     * @param mapName
     */
    public void setKey(String mapName, Map<String, Object> modelMap) {
        HashOperations<String, String, Object> hps = redisTemplate.opsForHash();
        hps.putAll(mapName, modelMap);
    }

    /**
     * 获取数据Map
     *
     * @param mapName
     * @return
     */
    public Map<String, Object> getMapValue(String mapName) {
        HashOperations<String, String, Object> hps = this.redisTemplate.opsForHash();
        return hps.entries(mapName);

    }


    /**
     * 获取数据value
     *
     * @param mapName
     * @param hashKey
     * @return
     */
    public Object getValue(String mapName, String hashKey) {
        HashOperations<String, String, Object> hps = this.redisTemplate.opsForHash();
        return hps.get(mapName, hashKey);

    }


    /**
     * 批量删除缓存数据
     *
     * @param keys
     */
    public void deleteData(List<String> keys) {
        // 执行批量删除操作时先序列化template
        redisTemplate.setKeySerializer(new JdkSerializationRedisSerializer());
        redisTemplate.delete(keys);
    }



    /**
     * 设置超期时间
     */
    public boolean expire(String key, long expire){
        Boolean expire2 = stringRedisTemplate.expire(key, expire, TimeUnit.SECONDS);
        return expire2;
    }

    /**
     * 删除String类型数据
     */
    public void remove(String key){
        stringRedisTemplate.delete(key);
    }

　　/**
　　 * 删除数据
 */
    public void removex(String key) {
　　　　　redisTemplate.delete(key);
　　}

/**
     * 自增操作
     * @param delta 自增步长
     */
    public Long increment(String key, long delta){
        return stringRedisTemplate.opsForValue().increment(key,delta);
    }
}