Goose/src/main/java/com/futu/course/common/utils/RedisUtil.java

package com.futu.course.common.utils;


import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.dao.DataAccessException;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.core.BoundListOperations;
import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.RedisCallback;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.support.atomic.RedisAtomicInteger;
import org.springframework.data.redis.support.atomic.RedisAtomicLong;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;

import java.util.*;
import java.util.concurrent.TimeUnit;

/**
 * redisTemplate封装
 */
@Component
public class RedisUtil {

    @Autowired
    private final RedisTemplate redisTemplate;

    //锁名称前缀
    public static final String LOCK_PREFIX = "redis_lock";
    //加锁失效时间，毫秒
    public static final int LOCK_EXPIRE = 10; // ms

    public static Integer workId=0;
    public static Integer dataId=0;


    public RedisUtil(RedisTemplate<String, Object> redisTemplate) {
        this.redisTemplate = redisTemplate;
    }



    /**
     * redis发布消息
     *
     * @param channel
     * @param message
     */
    public void sendMessage(String channel, String message) {
        redisTemplate.convertAndSend(channel, message);
    }

    /**
     * 指定缓存失效时间
     *
     * @param key  键
     * @param time 时间(秒)
     * @return
     */
    public boolean expire(String key, long time, TimeUnit timeUnit) {
        try {
            if (time > 0) {
                redisTemplate.expire(key, time, timeUnit);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 根据key 获取过期时间
     *
     * @param key 键 不能为null
     * @return 时间(秒) 返回0代表为永久有效
     */
    public long getExpire(String key) {
        return redisTemplate.getExpire(key, TimeUnit.SECONDS);
    }

    /**
     * 判断key是否存在
     *
     * @param key 键
     * @return true 存在 false不存在
     */
    public boolean hasKey(String key) {
        try {
            return redisTemplate.hasKey(key);
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 删除缓存
     *
     * @param key 可以传一个值 或多个
     */
    @SuppressWarnings("unchecked")
    public void del(String... key) {
        if (key != null && key.length > 0) {
            if (key.length == 1) {
                redisTemplate.delete(key[0]);
            } else {
                redisTemplate.delete(CollectionUtils.arrayToList(key));
            }
        }
    }

    /**
     * 删除缓存
     *
     * @param keys 集合
     */
    public void del(Collection<String> keys) {
        redisTemplate.delete(keys);
    }

    //============================String=============================

    /**
     * 普通缓存获取
     *
     * @param key 键
     * @return 值
     */
    public Object get(String key) {
        return key == null ? null : redisTemplate.opsForValue().get(key);
    }

    /**
     * 普通缓存放入
     *
     * @param key   键
     * @param value 值
     * @return true成功 false失败
     */
    public boolean set(String key, Object value) {
        try {
            redisTemplate.opsForValue().set(key, value);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 普通缓存放入并设置时间
     *
     * @param key   键
     * @param value 值
     * @param time  时间(秒) time要大于0 如果time小于等于0 将设置无限期
     * @return true成功 false 失败
     */
    public boolean set(String key, Object value, long time, TimeUnit timeUnit) {
        try {
            if (time > 0) {
                redisTemplate.opsForValue().set(key, value, time, timeUnit);
            } else {
                set(key, value);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 递增
     *
     * @param key   键
     * @param delta 要增加几(大于0)
     * @return
     */
    public long incr(String key, long delta) {
        if (delta < 0) {
            throw new RuntimeException("递增因子必须大于0");
        }
        return redisTemplate.opsForValue().increment(key, delta);
    }

    /**
     * 递减
     *
     * @param key   键
     * @param delta 要减少几(小于0)
     * @return
     */
    public long decr(String key, long delta) {
        if (delta < 0) {
            throw new RuntimeException("递减因子必须大于0");
        }
        return redisTemplate.opsForValue().decrement(key, delta);
    }

    //================================Map=================================

    /**
     * HashGet
     *
     * @param key  键 不能为null
     * @param item 项 不能为null
     * @return 值
     */
    public Object hget(String key, String item) {
        return redisTemplate.opsForHash().get(key, item);
    }

    /**
     * 获取hashKey对应的所有键值
     *
     * @param key 键
     * @return 对应的多个键值
     */
    public Map<Object, Object> hmget(String key) {
        return redisTemplate.opsForHash().entries(key);
    }

    /**
     * HashSet
     *
     * @param key 键
     * @param map 对应多个键值
     * @return true 成功 false 失败
     */
    public boolean hmset(String key, Map<String, Object> map) {
        try {
            redisTemplate.opsForHash().putAll(key, map);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * HashSet 并设置时间
     *
     * @param key  键
     * @param map  对应多个键值
     * @param time 时间(秒)
     * @return true成功 false失败
     */
    public boolean hmset(String key, Map<String, Object> map, long time, TimeUnit timeUnit) {
        try {
            redisTemplate.opsForHash().putAll(key, map);
            if (time > 0) {
                expire(key, time, timeUnit);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 向一张hash表中放入数据,如果不存在将创建
     *
     * @param key   键
     * @param item  项
     * @param value 值
     * @return true 成功 false失败
     */
    public boolean hset(String key, String item, Object value) {
        try {
            redisTemplate.opsForHash().put(key, item, value);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 向一张hash表中放入数据,如果不存在将创建
     *
     * @param key   键
     * @param item  项
     * @param value 值
     * @param time  时间(秒)  注意:如果已存在的hash表有时间,这里将会替换原有的时间
     * @return true 成功 false失败
     */
    public boolean hset(String key, String item, Object value, long time, TimeUnit timeUnit) {
        try {
            redisTemplate.opsForHash().put(key, item, value);
            if (time > 0) {
                expire(key, time, timeUnit);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 删除hash表中的值
     *
     * @param key  键 不能为null
     * @param item 项 可以使多个 不能为null
     */
    public void hdel(String key, Object... item) {
        redisTemplate.opsForHash().delete(key, item);
    }

    /**
     * 判断hash表中是否有该项的值
     *
     * @param key  键 不能为null
     * @param item 项 不能为null
     * @return true 存在 false不存在
     */
    public boolean hHasKey(String key, String item) {
        return redisTemplate.opsForHash().hasKey(key, item);
    }

    /**
     * hash递增 如果不存在,就会创建一个 并把新增后的值返回
     *
     * @param key  键
     * @param item 项
     * @param by   要增加几(大于0)
     * @return
     */
    public double hincr(String key, String item, double by) {
        return redisTemplate.opsForHash().increment(key, item, by);
    }

    /**
     * hash递减
     *
     * @param key  键
     * @param item 项
     * @param by   要减少记(小于0)
     * @return
     */
    public double hdecr(String key, String item, double by) {
        return redisTemplate.opsForHash().increment(key, item, -by);
    }

    //============================set=============================

    /**
     * 根据key获取Set中的所有值
     *
     * @param key 键
     * @return
     */
    public Set<Object> sGet(String key) {
        try {
            return redisTemplate.opsForSet().members(key);
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 根据value从一个set中查询,是否存在
     *
     * @param key   键
     * @param value 值
     * @return true 存在 false不存在
     */
    public boolean sHasKey(String key, Object value) {
        try {
            return redisTemplate.opsForSet().isMember(key, value);
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 将数据放入set缓存
     *
     * @param key    键
     * @param values 值 可以是多个
     * @return 成功个数
     */
    public long sSet(String key, Object... values) {
        try {
            return redisTemplate.opsForSet().add(key, values);
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }

    /**
     * 获得锁
     *
     * @param lock
     * @return
     */
    public boolean lock(String lock) {
        return (boolean) redisTemplate.execute((RedisCallback) connection -> {
            //获取时间毫秒值
            long expireAt = System.currentTimeMillis() + LOCK_EXPIRE + 1;
            //获取锁
            Boolean acquire = connection.setNX(lock.getBytes(), String.valueOf(expireAt).getBytes());
            if (acquire) {
                return true;
            } else {
                byte[] bytes = connection.get(lock.getBytes());
                //非空判断
                if (Objects.nonNull(bytes) && bytes.length > 0) {
                    long expireTime = Long.parseLong(new String(bytes));
                    // 如果锁已经过期
                    if (expireTime < System.currentTimeMillis()) {
                        // 重新加锁，防止死锁
                        byte[] set = connection.getSet(lock.getBytes(), String.valueOf(System.currentTimeMillis() + LOCK_EXPIRE + 1).getBytes());
                        return Long.parseLong(new String(set)) < System.currentTimeMillis();
                    }
                }
            }
            return false;
        });
    }

    /**
     * 获得锁
     *
     * @param lock
     * @return
     */
    public boolean lock(String lock,Long timeOut) {
        return (boolean) redisTemplate.execute((RedisCallback) connection -> {
            //获取时间毫秒值
            long expireAt = System.currentTimeMillis() + timeOut + 1;
            //获取锁
            Boolean acquire = connection.setNX(lock.getBytes(), String.valueOf(expireAt).getBytes());
            if (acquire) {
                return true;
            } else {
                byte[] bytes = connection.get(lock.getBytes());
                //非空判断
                if (Objects.nonNull(bytes) && bytes.length > 0) {
                    long expireTime = Long.parseLong(new String(bytes));
                    // 如果锁已经过期
                    if (expireTime < System.currentTimeMillis()) {
                        // 重新加锁，防止死锁
                        byte[] set = connection.getSet(lock.getBytes(), String.valueOf(System.currentTimeMillis() + LOCK_EXPIRE + 1).getBytes());
                        return Long.parseLong(new String(set)) < System.currentTimeMillis();
                    }
                }
            }
            return false;
        });
    }


    /**
     * 删除锁
     *
     * @param key
     */
    public void deleteLock(String key) {

            redisTemplate.delete(key);

    }


    /**
     * 加锁，⽆阻塞
     * <p>
     * 锁
     *
     * @param key        请求标识
     * @param userId  超期时间
     * @param expireTime 上锁时间,单位TimeUnit.SECONDS
     * @param timeout 等待时间,单位TimeUnit.SECONDS
     * @return
     */
    public Boolean lock(String key, long expireTime, Long userId, long timeout) {
        Long start = System.currentTimeMillis();
        //在⼀定时间内获取锁，超时则返回错误
//
        for (; ; ) {
//，则证明获取锁成功
//Set
            //     OK
            Boolean ret = redisTemplate.opsForValue().setIfAbsent(key, userId, expireTime, TimeUnit.SECONDS);
            if (ret != null && ret) {
                return true;
            }
            //  否则循环等待，在
            // 时间内仍未获取到锁，则获取失败
            long end = System.currentTimeMillis() - start;
            if (end >= timeout * 1000) {
                return false;
            }
        }
    }
    public Boolean lock(String key, long expireTime, Long userId) {
        Boolean ret = redisTemplate.opsForValue().setIfAbsent(key, userId, expireTime, TimeUnit.SECONDS);
        return ret != null && ret;
    }

    public Boolean unlock(String key, Long userId) {
        Object o = redisTemplate.opsForValue().get(key);
        if(userId.equals(o)){
            return redisTemplate.delete(key);
        }else{
            return false;
        }
    }
    /**
     * 将set数据放入缓存
     *
     * @param key    键
     * @param time   时间(秒)
     * @param values 值 可以是多个
     * @return 成功个数
     */
    public long sSetAndTime(String key, long time, TimeUnit timeUnit, Object... values) {
        try {
            Long count = redisTemplate.opsForSet().add(key, values);
            if (time > 0) {
                expire(key, time, timeUnit);
            }
            return count;
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }

    /**
     * 获取set缓存的长度
     *
     * @param key 键
     * @return
     */
    public long sGetSetSize(String key) {
        try {
            return redisTemplate.opsForSet().size(key);
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }

    /**
     * 移除值为value的
     *
     * @param key    键
     * @param values 值 可以是多个
     * @return 移除的个数
     */
    public long setRemove(String key, Object... values) {
        try {
            Long count = redisTemplate.opsForSet().remove(key, values);
            return count;
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }
    //===============================list=================================

    /**
     * 获取list缓存的内容
     *
     * @param key   键
     * @param start 开始
     * @param end   结束  0 到 -1代表所有值
     * @return
     */
    public List<Object> listGet(String key, long start, long end) {
        try {
            return redisTemplate.opsForList().range(key, start, end);
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }


    /**
     * 弹出对象
     * @param key
     * @return
     */
    public Object popLeftList(String key){
        return redisTemplate.opsForList().leftPop(key);
    }

    /**
     * 获取list缓存的长度
     *
     * @param key 键
     * @return
     */
    public long listSize(String key) {
        try {
            return redisTemplate.opsForList().size(key);
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }

    /**
     * 通过索引 获取list中的值
     *
     * @param key   键
     * @param index 索引  index>=0时， 0 表头，1 第二个元素，依次类推；index<0时，-1，表尾，-2倒数第二个元素，依次类推
     * @return
     */
    public Object listGetIndex(String key, long index) {
        try {
            return redisTemplate.opsForList().index(key, index);
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 将list放入缓存
     *
     * @param key   键
     * @param value 值
     * @return
     */
    public boolean listSet(String key, Object value) {
        try {

            redisTemplate.opsForList().rightPush(key, value);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    public void listTrim(String key, long start,long end) {
        try {

            redisTemplate.opsForList().trim(key,start,end);

        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 将list放入缓存
     *
     * @param key   键
     * @param value 值
     * @param time  时间(秒)
     * @return
     */
    public boolean listSet(String key, Object value, long time, TimeUnit timeUnit) {
        try {
            redisTemplate.opsForList().rightPush(key, value);
            if (time > 0) {
                expire(key, time, timeUnit);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 将list放入缓存
     *
     * @param key   键
     * @param value 值
     * @return
     */
    public boolean listSet(String key, List<Object> value) {
        try {
            redisTemplate.opsForList().rightPushAll(key, value);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * list大小
     * @param key
     * @return
     */
    public Long getListSize(String key){
        return redisTemplate.opsForList().size(key);
    }

    /**
     * 将list放入缓存
     *
     * @param key   键
     * @param value 值
     * @param time  时间(秒)
     * @return
     */
    public boolean listSet(String key, List<Object> value, long time, TimeUnit timeUnit) {
        try {
            redisTemplate.opsForList().rightPushAll(key, value);
            if (time > 0) {
                expire(key, time, timeUnit);
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 根据索引修改list中的某条数据
     *
     * @param key   键
     * @param index 索引
     * @param value 值
     * @return
     */
    public boolean listUpdateIndex(String key, long index, Object value) {
        try {
            redisTemplate.opsForList().set(key, index, value);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 移除N个值为value
     *
     * @param key   键
     * @param count 移除多少个
     * @param value 值
     * @return 移除的个数
     */
    public long listRemove(String key, long count, Object value) {
        try {
            Long remove = redisTemplate.opsForList().remove(key, count, value);
            return remove;
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }

    /**
     * 模糊查询获取key值
     *
     * @param pattern
     * @return
     */
    public Set keys(String pattern) {
        return redisTemplate.keys(pattern);
    }

    /**
     * 使用Redis的消息队列
     *
     * @param channel
     * @param message 消息内容
     */
    public void convertAndSend(String channel, Object message) {
        redisTemplate.convertAndSend(channel, message);
    }


    //=========BoundListOperations 用法 start============

    /**
     * 将数据添加到Redis的list中（从右边添加）
     *
     * @param listKey
     * @param time    过期时间
     * @param values  待添加的数据
     */
    public void addToListRight(String listKey, long time, Object... values) {
        //绑定操作
        BoundListOperations<String, Object> boundValueOperations = redisTemplate.boundListOps(listKey);
        //插入数据
        boundValueOperations.rightPushAll(values);
        //设置过期时间
        boundValueOperations.expire(time, TimeUnit.SECONDS);
    }

    /**
     * 根据起始结束序号遍历Redis中的list
     *
     * @param listKey
     * @param start   起始序号
     * @param end     结束序号
     * @return
     */
    public List<Object> rangeList(String listKey, long start, long end) {
        //绑定操作
        BoundListOperations<String, Object> boundValueOperations = redisTemplate.boundListOps(listKey);
        //查询数据
        return boundValueOperations.range(start, end);
    }

    /**
     * 弹出右边的值 --- 并且移除这个值
     *
     * @param listKey
     */
    public Object rifhtPop(String listKey) {
        //绑定操作
        BoundListOperations<String, Object> boundValueOperations = redisTemplate.boundListOps(listKey);
        return boundValueOperations.rightPop();
    }

    /**
     * @param key
     * @return
     */
    public Long getIncr(String key) {
        RedisAtomicLong entityIdCounter = new RedisAtomicLong(key, redisTemplate.getConnectionFactory());
        Long increment = entityIdCounter.getAndIncrement();
        return increment;
    }

    /**
     * @return
     */
    public synchronized Integer getSequenceId() {
        String key = "sms_sequence_id";
        RedisAtomicInteger idCount = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());
        int sequenceId = idCount.getAndIncrement();
        if (sequenceId <= 1000 || sequenceId >= 1000000000) {
            idCount.set(1000);
            sequenceId = idCount.getAndIncrement();
            return sequenceId;
        }
        return sequenceId;
    }

    public void setCount(String key ,int initValue){
        RedisAtomicInteger idCount = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());
        idCount.set(initValue);
    }
    /**
     * @return
     */
    public  Integer getCount(String key) {
        RedisAtomicInteger idCount = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());
        int count = idCount.getAndIncrement();
        if (count ==Integer.MAX_VALUE-1) {
            idCount.set(0);
            count = idCount.getAndIncrement();
            return count;
        }
        return count;
    }
    public  Integer getStartCount(String key) {
        RedisAtomicInteger idCount = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());

        int count = idCount.getAndIncrement();
        if(count<=1){
            this.expire(key, CacheKey.DAY1,TimeUnit.DAYS);
        }
        if (count ==Integer.MAX_VALUE-1) {

            idCount.set(0);
            count = idCount.getAndIncrement();
            return count;
        }

        return count;
    }
    public String getStartNum(Integer num){

        String str=num.toString();
        int len=str.length();
        if(str.length()<5){
            StringBuilder sb = new StringBuilder();
            for(int i=0;i<5-len;i++){

                sb.append("0");

            }
            sb.append(str);
            return sb.toString();
        }
        return str;
    }
    public String getStartNum(String key){
        Integer num=getStartCount(key);
        String str=num.toString();
        int len=str.length();
        if(str.length()<5){
            StringBuilder sb = new StringBuilder();
            for(int i=0;i<5-len;i++){

                    sb.append("0");

            }
            sb.append(str);
            return sb.toString();
        }
        return str;
    }


    public synchronized Integer getSequenceNumber3(String key) {
        RedisAtomicInteger idCount = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());
        int sequenceId = idCount.getAndIncrement();
        if (sequenceId < 0 || sequenceId >= Integer.MAX_VALUE) {
            idCount.set(0);
            sequenceId = idCount.getAndIncrement();
            return sequenceId;
        }
        return sequenceId;
    }
    public synchronized  Integer getWorkId(String key) {
        RedisAtomicInteger idCount = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());
        int sequenceId = idCount.getAndIncrement();
        if (sequenceId < 0 || sequenceId >= 31) {
            idCount.set(0);
            sequenceId = idCount.getAndIncrement();
            return sequenceId;
        }
        return sequenceId;
    }

    /**
     * 14      * @Description: 初始化自增长值
     * 15      * @param key key
     * 16      * @param value 当前值
     * 17
     */
    public void setIncr(String key, int value) {
        RedisAtomicLong counter = new RedisAtomicLong(key, redisTemplate.getConnectionFactory());
        counter.set(value);
    }

    /**
     * 14      * @Description: 初始化自增长值
     * 15      * @param key key
     * 16      * @param value 当前值
     * 17
     */
    public void setInteger(String key, int value) {
        RedisAtomicInteger counter = new RedisAtomicInteger(key, redisTemplate.getConnectionFactory());
        counter.set(value);
    }


    /**
     * 保存到hash
     * @param key
     * @param hashKey
     * @param value
     */
    public void setHashMap(String key,Object hashKey,Object value){
        redisTemplate.opsForHash().put(key,hashKey,value);
    }

    /**
     * 获取hashvalue
     * @param key
     * @param hashKey
     * @return
     */
    public Object getHashValue(String key,Object hashKey){
       return  redisTemplate.opsForHash().get(key,hashKey);
    }

    /**
     * 删除hash中单个对象
     * @param key
     * @param hashKey
     */
    public void remove(String key,Object hashKey){
        redisTemplate.opsForHash().delete(key,hashKey);
    }

    /**
     * 获取redisTemplate
     * @return
     */
    public RedisTemplate getRedisTemplate(){
        return redisTemplate;
    }

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

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

    }

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

    }

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

    }

    /**
     * 批量删除缓存数据
     *
     * @param keys
     */
    public long deleteData(String key,Object ...keys) {
        // 执行批量删除操作时先序列化template
       long b= redisTemplate.opsForHash().delete(key,keys);
       return b;
    }

    private void batchCacheMarketInfo(List<Object > dataList, long expire) {
        //使用pipeline方式
        redisTemplate.executePipelined(new RedisCallback<List<Object>>() {
            @Override
            public List<Object> doInRedis(RedisConnection connection) throws DataAccessException {
                for (Object marketInfo : dataList) {
                    String key = "";
                    byte[] rawKey = redisTemplate.getKeySerializer().serialize(key);
                    connection.setEx(rawKey, expire, redisTemplate.getValueSerializer().serialize(marketInfo));
                }
                return null;
            }
        });

    }



    //=========BoundListOperations 用法 End============

}