SpringBoot整合Redis实现序列化存储Java对象的操作方法(springboot整合redis缓存)万万没想到

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文章摘要

本文介绍了如何使用Spring Data Redis在Spring Boot项目中配置Redis数据库。文章详细讲解了如何通过RedisConfig Bean和RedisTemplate实现Redis对象、键和值的序列化配置。核心内容包括: 1. 使用JsonAutoDetect和PropertyAccessor进行自动检测和属性访问; 2. 配置ObjectMapper和StringRedisSerializer实现对象和字符串的序列化; 3. 设置Hash key和value的序列化方式; 4. 保持代码的可读性和扩展性。文章通过代码示例展示了配置过程,帮助开发者快速上手Redis数据库的集成与管理。

package com.zyxx.redistest.common;

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.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration
public class RedisConfig {

@Bean
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
// 配置redisTemplate
RedisTemplate<Object, Object> redisTemplate=new RedisTemplate<>();
redisTemplate.setConnectionFactory(redisConnectionFactory);
// 设置序列化
Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer=new Jackson2JsonRedisSerializer<>(Object.class);
ObjectMapper om=new ObjectMapper();
om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
om.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
jackson2JsonRedisSerializer.setObjectMapper(om);
// key序列化
redisTemplate.setKeySerializer(new StringRedisSerializer());
// value序列化
redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
// Hash key序列化
redisTemplate.setHashKeySerializer(new StringRedisSerializer());
// Hash value序列化
redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
redisTemplate.afterPropertiesSet();
return redisTemplate;
}
}

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