<!-- redis -->
<dependency>
?<groupId>org.springframework.boot</groupId>
?<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
<!-- spring2.X集成redis所需common-pool2-->
<dependency>
?<groupId>org.apache.commons</groupId>
?<artifactId>commons-pool2</artifactId>
?<version>2.6.0</version>
</dependency>

package com.lzq.yygh.common;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
?
import java.net.UnknownHostException;
import java.time.Duration;
@Configuration
@EnableCaching ?//開(kāi)啟緩存功能
public class RedisConfig {
/**
?* 設(shè)置RedisTemplate規(guī)則
?* @param redisConnectionFactory
?* @return
?*/
@Bean
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory)throws UnknownHostException {
? ? RedisTemplate<Object, Object> redisTemplate = new RedisTemplate<>();
? ? redisTemplate.setConnectionFactory(redisConnectionFactory);
? ? Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
? ? //解決查詢(xún)緩存轉(zhuǎn)換異常的問(wèn)題
? ? ObjectMapper om = new ObjectMapper();
? ? // 指定要序列化的域，field,get和set,以及修飾符范圍，ANY是都有包括private和public
? ? ?om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
? ? // 指定序列化輸入的類(lèi)型，類(lèi)必須是非final修飾的，final修飾的類(lèi)，比如String,Integer等
? ? ? ? ? ? ? ? om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
? ? ?jackson2JsonRedisSerializer.setObjectMapper(om);
? ? //序列號(hào)key value
? ? ?redisTemplate.setKeySerializer(new StringRedisSerializer());
? ? ?redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
? ? ?redisTemplate.setHashKeySerializer(new StringRedisSerializer());
? ? ?redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
? ? ?redisTemplate.afterPropertiesSet();
? ? ?return redisTemplate;
}
? ? /**
? ? ?* 設(shè)置CacheManager緩存規(guī)則
? ? ?* @param factory
? ? ?* @return
? ? ?*/
? ? @Bean
? ? public CacheManager cacheManager(RedisConnectionFactory factory) {
? ? ? ? RedisSerializer<String> redisSerializer = new StringRedisSerializer();
? ? ? ? Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
? ? ? ? //解決查詢(xún)緩存轉(zhuǎn)換異常的問(wèn)題
? ? ? ? ObjectMapper om = new ObjectMapper();
? ? ? ? om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
? ? ? ? om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
? ? ? ? jackson2JsonRedisSerializer.setObjectMapper(om);
? ? ? ? // 配置序列化（解決亂碼的問(wèn)題）,過(guò)期時(shí)間600秒
? ? ? ? RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()
? ? ? ? ? ? ? ? .entryTtl(Duration.ofSeconds(600)) //緩存過(guò)期10分鐘 ---- 業(yè)務(wù)需求。
? ? ? ? ? ? ? ? .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer))//設(shè)置key的序列化方式
? ? ? ? ? ? ? ? .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer)) //設(shè)置value的序列化
? ? ? ? ? ? ? ? .disableCachingNullValues();
? ? ? ? RedisCacheManager cacheManager = RedisCacheManager.builder(factory)
? ? ? ? ? ? ? ? .cacheDefaults(config)
? ? ? ? ? ? ? ? .build();
? ? ? ? return cacheManager;
? ? }
}

spring.redis.host=127.0.0.1
spring.redis.port=6379
spring.redis.database= 0
spring.redis.timeout=1800000
spring.redis.lettuce.pool.max-active=20
spring.redis.lettuce.pool.max-wait=-1
#最大阻塞等待時(shí)間(負(fù)數(shù)表示沒(méi)限制)
spring.redis.lettuce.pool.max-idle=5
spring.redis.lettuce.pool.min-idle=0