application.yml
###################以下为Redis增加的配置###########################
redis:
#单机配置
#host: 192.168.43.188
#port: 6379
timeout: 6000
password: 123456
###################以下为redis哨兵增加的配置###########################
sentinel:
nodes: 192.168.43.234:26379,192.168.43.234:26380,192.168.43.234:26381
master: mymaster
###################以下为lettuce连接池增加的配置###########################
lettuce:
pool:
max-active: 100 # 连接池最大连接数（使用负值表示没有限制）
max-idle: 100 # 连接池中的最大空闲连接
min-idle: 50 # 连接池中的最小空闲连接
max-wait: 6000 # 连接池最大阻塞等待时间（使用负值表示没有限制
###################以下为springcache增加的配置###########################
cache:
redis:
use-key-prefix: true
key-prefix: dev
cache-null-values: false
time-to-live: 20s文件位置
RedisSentinelConfig.java
package com.heilongjiang.qiqihal.config.Redisonfig;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.*;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.connection.lettuce.LettucePoolingClientConfiguration;
import java.util.*;
@Configuration
@ConfigurationProperties(prefix = "spring.redis.sentinel")
public class RedisSentinelConfig {
private Set<String> nodes;
private String master;
@Value("${spring.redis.timeout}")
private long timeout;
@Value("${spring.redis.password}")
private String password;
@Value("${spring.redis.lettuce.pool.max-idle}")
private int maxIdle;
@Value("${spring.redis.lettuce.pool.min-idle}")
private int minIdle;
@Value("${spring.redis.lettuce.pool.max-wait}")
private long maxWait;
@Value("${spring.redis.lettuce.pool.max-active}")
private int maxActive;
@Bean
public RedisConnectionFactory lettuceConnectionFactory() {
RedisSentinelConfiguration redisSentinelConfiguration = new RedisSentinelConfiguration(master, nodes);
redisSentinelConfiguration.setPassword(RedisPassword.of(password.toCharArray()));
GenericObjectPoolConfig genericObjectPoolConfig = new GenericObjectPoolConfig();
genericObjectPoolConfig.setMaxIdle(maxIdle);
genericObjectPoolConfig.setMinIdle(minIdle);
genericObjectPoolConfig.setMaxTotal(maxActive);
genericObjectPoolConfig.setMaxWaitMillis(maxWait);
LettucePoolingClientConfiguration lettuceClientConfiguration = LettucePoolingClientConfiguration.builder()
.poolConfig(genericObjectPoolConfig)
.build();
return new LettuceConnectionFactory(redisSentinelConfiguration, lettuceClientConfiguration);
}
public void setNodes(Set<String> nodes) {
this.nodes = nodes;
}
public void setMaster(String master) {
this.master = master;
}
}RedisTemplateConfig.java
package com.heilongjiang.qiqihal.config.Redisonfig;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
/*
* 将默认序列化改为Jackson2JsonRedisSerializer序列化，
* */
@Configuration
public class RedisTemplateConfig {
@Bean
public RedisTemplate<String, Object> redisTemplate(LettuceConnectionFactory factory) {
//创建Json序列化对象
Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<Object>(Object.class);
//解决查询缓存转换异常的问题
ObjectMapper om = new ObjectMapper();
om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
jackson2JsonRedisSerializer.setObjectMapper(om);
// 将默认序列化改为Jackson2JsonRedisSerializer序列化
RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
template.setKeySerializer(jackson2JsonRedisSerializer);// key序列化
template.setValueSerializer(jackson2JsonRedisSerializer);// value序列化
template.setHashKeySerializer(jackson2JsonRedisSerializer);// Hash key序列化
template.setHashValueSerializer(jackson2JsonRedisSerializer);// Hash value序列化
template.setConnectionFactory(factory);
template.afterPropertiesSet();
return template;
}
}SpringCacheRedisConfig.java
package com.heilongjiang.qiqihal.config.Redisonfig;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.boot.context.properties.ConfigurationProperties;
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.lettuce.LettuceConnectionFactory;
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.time.Duration;
/*
* 修改 CacheManager 接口，将默认序列化改为JSON序列化，并使用redis作为缓存
* */
@Configuration
@EnableCaching//开启缓存
@ConfigurationProperties(prefix = "spring.cache.redis")
public class SpringCacheRedisConfig {
private Duration timeToLive = Duration.ZERO;
public void setTimeToLive(Duration timeToLive) {
this.timeToLive = timeToLive;
}
@Bean
public CacheManager cacheManager(LettuceConnectionFactory factory) {
RedisSerializer<String> redisSerializer = new StringRedisSerializer();
//创建Json序列化对象
Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
//解决查询缓存转换异常的问题
ObjectMapper om = new ObjectMapper();
om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
jackson2JsonRedisSerializer.setObjectMapper(om);
// 将默认序列化改为Jackson2JsonRedisSerializer序列化
RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()
.entryTtl(timeToLive)
.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer))
.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer))
.disableCachingNullValues();
// 使用redis作为缓存，进入 CacheManager 接口按Control+H查看 CacheManager 的实现类，其中 RedisCacheManager 与redis有关
RedisCacheManager cacheManager = RedisCacheManager.builder(factory)
.cacheDefaults(config)
.build();
return cacheManager;
}
}
