package com.dji.sample.component.redis;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Component;
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import org.springframework.util.CollectionUtils;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.TimeUnit;
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/**
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* @author sean
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* @version 1.0
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* @date 2022/4/19
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*/
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@Component
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public class RedisOpsUtils {
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private static RedisTemplate<String, Object> redisTemplate;
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@Autowired
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public void setRedisTemplate(RedisTemplate<String, Object> redisTemplate) {
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RedisOpsUtils.redisTemplate = redisTemplate;
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}
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/**
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* HSET
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* @param key
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* @param field
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* @param value
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*/
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public static void hashSet(String key, String field, Object value) {
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redisTemplate.opsForHash().put(key, field, value);
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}
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/**
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* HGET
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* @param key
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* @param field
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* @return
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*/
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public static Object hashGet(String key, String field) {
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return redisTemplate.opsForHash().get(key, field);
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}
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/**
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* HKEYS
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* @param key
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* @return
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*/
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public static Set<Object> hashKeys(String key) {
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return redisTemplate.opsForHash().keys(key);
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}
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/**
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* HEXISTS
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* @param key
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* @param field
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* @return
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*/
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public static boolean hashCheck(String key, String field) {
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return redisTemplate.opsForHash().hasKey(key, field);
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}
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/**
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* HDEL
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* @param key
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* @param fields
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* @return
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*/
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public static boolean hashDel(String key, Object[] fields) {
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return redisTemplate.opsForHash().delete(key, fields) > 0;
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}
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/**
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* HLEN
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* @param key
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* @return
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*/
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public static long hashLen(String key) {
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return redisTemplate.opsForHash().size(key);
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}
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/**
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* EXPIRE
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* @param key
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* @param timeout
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* @return
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*/
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public static boolean expireKey(String key, long timeout) {
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return redisTemplate.expire(key, timeout, TimeUnit.SECONDS);
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}
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/**
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* SET
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* @param key
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* @param value
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*/
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public static void set(String key, Object value) {
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redisTemplate.opsForValue().set(key, value);
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}
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/**
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* GET
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* @param key
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* @return
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*/
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public static Object get(String key) {
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return redisTemplate.opsForValue().get(key);
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}
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/**
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* SETEX
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* @param key
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* @param value
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* @param expire
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*/
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public static void setWithExpire(String key, Object value, long expire) {
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redisTemplate.opsForValue().set(key, value, expire, TimeUnit.SECONDS);
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}
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/**
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* TTL
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* @param key
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* @return
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*/
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public static long getExpire(String key) {
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return redisTemplate.getExpire(key, TimeUnit.SECONDS);
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}
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/**
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* EXISTS
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* @param key
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* @return
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*/
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public static boolean checkExist(String key) {
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return redisTemplate.hasKey(key);
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}
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/**
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* DEL
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* @param key
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* @return
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*/
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public static boolean del(String key) {
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return RedisOpsUtils.checkExist(key) && redisTemplate.delete(key);
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}
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/**
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* KEYS
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* @param pattern
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* @return
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*/
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public static Set<String> getAllKeys(String pattern) {
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return redisTemplate.keys(pattern);
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}
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/**
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* RPUSH
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* @param key
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* @param value
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*/
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public static void listRPush(String key, Object... value) {
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if (value.length == 0) {
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return;
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}
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for (Object val : value) {
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redisTemplate.opsForList().rightPush(key, val);
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}
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}
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/**
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* LRANGE
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* @param key
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* @param start
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* @param end
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* @return
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*/
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public static List<Object> listGet(String key, long start, long end) {
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return redisTemplate.opsForList().range(key, start, end);
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}
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/**
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* LRANGE
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* @param key
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* @return
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*/
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public static List<Object> listGetAll(String key) {
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return redisTemplate.opsForList().range(key, 0, -1);
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}
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/**
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* LLen
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* @param key
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* @return
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*/
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public static Long listLen(String key) {
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return redisTemplate.opsForList().size(key);
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}
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/**
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* ZADD
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* @param key
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* @param value
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* @param score
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*/
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public static Boolean zAdd(String key, Object value, double score) {
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return redisTemplate.opsForZSet().add(key, value, score);
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}
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/**
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* ZREM
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* @param key
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* @param value
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*/
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public static Boolean zRemove(String key, Object... value) {
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return redisTemplate.opsForZSet().remove(key, value) > 0;
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}
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/**
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* ZRANGE
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* @param key
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* @param start
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* @param end
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* @return
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*/
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public static Set<Object> zRange(String key, long start, long end) {
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return redisTemplate.opsForZSet().range(key, start, end);
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}
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/**
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* ZRANGE
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* @param key
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* @return
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*/
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public static Object zGetMin(String key) {
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Set<Object> objects = zRange(key, 0, 0);
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if (CollectionUtils.isEmpty(objects)) {
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return null;
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}
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return objects.iterator().next();
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}
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/**
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* ZSCORE
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* @param key
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* @param value
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* @return
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*/
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public static Double zScore(String key, Object value) {
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return redisTemplate.opsForZSet().score(key, value);
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}
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/**
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* ZINCRBY
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* @param key
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* @param value
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* @param delta
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*/
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public static Double zIncrement(String key, Object value, double delta) {
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return redisTemplate.opsForZSet().incrementScore(key, value, delta);
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}
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}
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