SpringBoot中配置Redis的配置代码
package com.example.demo.config;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.cache.interceptor.SimpleKeyGenerator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import java.util.HashMap;
@Configuration
@EnableCaching
public class RedisConfiguration extends CachingConfigurerSupport {
/**如果加入@EnableCaching注解则JedisConnectionFactory类直接注入即可*/
@Autowired
private JedisConnectionFactory jedisConnectionFactory;
/**
* 创建操作Redis的模板类
* @return 操作Redis的对象
*/
@Bean
public RedisTemplate<String, Object> redisTemplate() {
/** Jackson2JsonRedisSerializer是JSON到Object对象的序列化/反序列化的类*/
Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
ObjectMapper om = new ObjectMapper();
om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
jackson2JsonRedisSerializer.setObjectMapper(om);
/**字符串的序列化/反序列化*/
StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
/**Java对象的序列化/反序列化*/
// JdkSerializationRedisSerializer jdkSerializationRedisSerializer = new JdkSerializationRedisSerializer();
RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
redisTemplate.setConnectionFactory(jedisConnectionFactory);
redisTemplate.setKeySerializer(stringRedisSerializer);// 设置key使用stringRedisSerializer序列化
redisTemplate.setHashKeySerializer(stringRedisSerializer);// 设置hashKey使用stringRedisSerializer序列化
// redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
redisTemplate.setDefaultSerializer(jackson2JsonRedisSerializer);// 设置Value默认的序列化/反序列化
redisTemplate.afterPropertiesSet();
return redisTemplate;
}
/**
* 缓存管理的类
* @param redisTemplate 操作Redis的对象
* @return 缓存管理对象
*/
@Bean
public CacheManager cacheManager(RedisTemplate<String, Object> redisTemplate) {
RedisCacheManager redisCacheManager = new RedisCacheManager(redisTemplate);
redisCacheManager.setDefaultExpiration(100);// 设置默认的缓存过期时间
HashMap<String, Long> map = new HashMap<>();
map.put("weixin", 7200L);// 放入value=weixin的过期时间
redisCacheManager.setExpires(map);// 将map集合放入redis缓存管理中
return redisCacheManager;
}
/**
* Redis的键Key生成方法
* @return 键的生成类
*/
@Override
@Bean
public KeyGenerator keyGenerator() {
return new SimpleKeyGenerator();
}
// @Bean
// @Override
// public KeyGenerator keyGenerator() {
// return (target, method, objects) -> {
// StringBuilder sb = new StringBuilder();
// sb.append(target.getClass().getName());
// sb.append("::" + method.getName() + ":");
// for (Object obj : objects) {
// sb.append(obj.toString());
// }
// return sb.toString();
// };
// }
}
在application.yml中填写Redis的相关配置
spring:
datasource:
type: com.alibaba.druid.pool.DruidDataSource
driver-class-name: com.mysql.jdbc.Driver
url: jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=utf-8&useSSL=false
username: root
password: root
# 最大活跃数
maxActive: 20
# 初始化数量
initialSize: 1
# 最大连接等待超时时间
maxWait: 60000
# 打开PSCache,并且指定每个连接PSCache的大小
poolPreparedStatements: true
maxPoolPreparedStatementPerConnectionSize: 20
# Redis的相关配置
redis:
# Redis数据库索引(默认为0)
database: 0
# Redis服务器地址
host: localhost
# Redis服务器连接端口
port: 6379
# Redis服务器连接密码(默认为空)
password:
# Redis连接池相关配置
pool:
# 连接池最大连接数(使用负值表示没有限制)
max-active: 8
# 连接池最大阻塞等待时间(使用负值表示没有限制)
max-wait: -1
# 连接池中的最大空闲连接
max-idle: 8
# 连接池中的最小空闲连接
min-idle: 0
# 连接超时时间(毫秒)
timeout: 0
profiles:
# 设置启用哪个配置文件
active: dev
main:
banner-mode: console
#禁用banner
output:
ansi:
enabled: always
cache:
# 如果在classpath下的根目录可以找到一个名为ehcache.xml的文件,则缓存将使用EhCache 2.x。
# 如果EhCache 2.x和这样的文件出现,那它们将用于启动缓存管理器,使用以下配置可提供替换的配置文件:
# ehcache:
# config: classpath:config/ehcache-spring.xml
cache-names: mycache
type: redis
# 开启aop功能
aop:
auto: true
devtools:
restart:
enabled: true
http:
multipart:
max-file-size: 1MB
max-request-size: 10MB
# mvc:
# view:
# prefix: /
# suffix: .html
logging:
#设置日志保存的路径
path: log
#设置日志文件名称
file: logs/spring.log
level: debug
#设置日志的配置文件
config: classpath:config/logback-spring.xml
debug: true
#spring.jpa.properties.hibernate.hbm2ddl.auto=create-drop
#spring.jpa.properties.hibernate.show_sql=true
logging.level.com.example.demo.mapper: debug
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