package com.gkhy.safePlatform.config.redis;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.data.redis.connection.RedisClusterConnection;
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import org.springframework.data.redis.connection.RedisClusterNode;
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import org.springframework.data.redis.connection.RedisConnection;
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import org.springframework.data.redis.connection.RedisConnectionFactory;
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import org.springframework.data.redis.connection.jedis.JedisClusterConnection;
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import org.springframework.data.redis.connection.jedis.JedisConnection;
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import org.springframework.data.redis.core.*;
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import org.springframework.stereotype.Repository;
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import org.springframework.stereotype.Service;
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import javax.annotation.PostConstruct;
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import javax.annotation.Resource;
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import java.io.Serializable;
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import java.util.HashSet;
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import java.util.Iterator;
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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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* @Description: redis工具类
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*/
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@Repository("configRedisRepository")
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@SuppressWarnings(value = { "unchecked", "rawtypes" })
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public class RedisUtils {
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@Resource
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private RedisTemplate redisTemplate;
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/**
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* logger
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*/
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private final Logger logger = LoggerFactory.getLogger(this.getClass());
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@PostConstruct
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public void initRepository(){
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try {
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this.set("test:module:Web", "testConnection", 60L, TimeUnit.SECONDS);
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logger.info("[ModuleRedis][Web] is connected");
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} catch (Exception e) {
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logger.error("[ModuleRedis][Web] connected failed!!");
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}
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}
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/**
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* 写入缓存
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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 boolean set(final String key, Object value) {
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boolean result = false;
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try {
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ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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operations.set(key, value);
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result = true;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return result;
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}
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/**
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* 写入缓存设置时效时间
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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 boolean set(final String key, Object value, Long expireTime ,TimeUnit timeUnit) {
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boolean result = false;
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try {
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ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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operations.set(key, value);
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redisTemplate.expire(key, expireTime, timeUnit);
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result = true;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return result;
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}
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/**
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* 批量删除对应的value
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* @param keys
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*/
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public void remove(final String... keys) {
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for (String key : keys) {
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remove(key);
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}
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}
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/**
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* 批量删除key
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* @param pattern
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*/
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public void removePattern(final String pattern) {
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Set<Serializable> keys = redisTemplate.keys(pattern);
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if (keys.size() > 0){
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redisTemplate.delete(keys);
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}
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}
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/**
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* 删除对应的value
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* @param key
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*/
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public void remove(final String key) {
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if (exists(key)) {
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redisTemplate.delete(key);
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}
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}
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/**
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* 判断缓存中是否有对应的value
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* @param key
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* @return
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*/
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public boolean exists(final String key) {
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return redisTemplate.hasKey(key);
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}
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/**
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* 读取缓存
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* @param key
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* @return
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*/
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public Object get(final String key) {
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Object result = null;
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ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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result = operations.get(key);
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return result;
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}
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/**
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* 哈希 添加
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* @param key
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* @param hashKey
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* @param value
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*/
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public void hmSet(String key, Object hashKey, Object value){
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HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
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hash.put(key,hashKey,value);
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}
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/**
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* 哈希获取数据
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* @param key
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* @param hashKey
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* @return
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*/
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public Object hmGet(String key, Object hashKey){
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HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
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return hash.get(key,hashKey);
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}
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/**
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* 列表添加
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* @param k
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* @param v
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*/
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public void lPush(String k,Object v){
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ListOperations<String, Object> list = redisTemplate.opsForList();
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list.rightPush(k,v);
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}
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/**
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* 列表获取
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* @param k
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* @param l
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* @param l1
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* @return
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*/
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public List<Object> lRange(String k, long l, long l1){
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ListOperations<String, Object> list = redisTemplate.opsForList();
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return list.range(k,l,l1);
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}
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/**
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* 集合添加
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* @param key
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* @param value
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*/
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public void add(String key,Object value){
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SetOperations<String, Object> set = redisTemplate.opsForSet();
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set.add(key,value);
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}
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/**
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* 集合获取
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* @param key
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* @return
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*/
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public Set<Object> setMembers(String key){
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SetOperations<String, Object> set = redisTemplate.opsForSet();
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return set.members(key);
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}
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/**
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* 有序集合添加
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* @param key
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* @param value
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* @param scoure
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*/
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public void zAdd(String key,Object value,double scoure){
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ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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zset.add(key,value,scoure);
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}
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/**
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* 有序集合获取
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* @param key
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* @param scoure
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* @param scoure1
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* @return
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*/
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public Set<Object> rangeByScore(String key,double scoure,double scoure1){
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ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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return zset.rangeByScore(key, scoure, scoure1);
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}
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/**
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* @Description: 获取过期时间 返回 秒
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*/
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public Long getExpireTime(String key) {
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return redisTemplate.getExpire(key, TimeUnit.SECONDS);
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}
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/**
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* @Description: 重置key 的 过期时间
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*/
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public void resetKeyExpireTime(String key, Long seconds) {
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redisTemplate.expire(key, seconds, TimeUnit.SECONDS);
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}
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public Set<String> scanMatch(String matchKey) {
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Set<String> keys = new HashSet();
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RedisConnectionFactory connectionFactory = redisTemplate.getConnectionFactory();
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RedisConnection redisConnection = connectionFactory.getConnection();
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Cursor<byte[]> scan = null;
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if(redisConnection instanceof JedisClusterConnection){
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RedisClusterConnection clusterConnection = connectionFactory.getClusterConnection();
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Iterable<RedisClusterNode> redisClusterNodes = clusterConnection.clusterGetNodes();
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Iterator<RedisClusterNode> iterator = redisClusterNodes.iterator();
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while (iterator.hasNext()) {
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RedisClusterNode next = iterator.next();
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scan = clusterConnection.scan(next, ScanOptions.scanOptions().match(matchKey).count(Integer.MAX_VALUE).build());
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while (scan.hasNext()) {
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keys.add(new String(scan.next()));
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}
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scan.close();
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}
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return keys;
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}
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if(redisConnection instanceof JedisConnection){
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scan = redisConnection.scan(ScanOptions.scanOptions().match(matchKey).count(Integer.MAX_VALUE).build());
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while (scan.hasNext()){
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//找到一次就添加一次
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keys.add(new String(scan.next()));
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}
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scan.close();
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return keys;
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}
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return keys;
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}
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}
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