第一种方式: JdkSerializationRedisSerializer
package com.ruoyi.framework.config;
import com.alibaba.fastjson.JSON;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.apache.commons.codec.digest.DigestUtils;
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.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.cache.RedisCacheWriter;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.JdkSerializationRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import java.lang.reflect.Method;
import java.time.Duration;
/**
* redis配置
*
* @author ruoyi
*/
@Configuration
@EnableCaching
public class RedisConfig2 extends CachingConfigurerSupport {
@Bean
@SuppressWarnings(value = {"unchecked", "rawtypes"})
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
RedisTemplate<Object, Object> template = new RedisTemplate<>();
template.setConnectionFactory(connectionFactory);
JdkSerializationRedisSerializer jdkSerializer = new JdkSerializationRedisSerializer();
template.setValueSerializer(jdkSerializer);
// 使用StringRedisSerializer来序列化和反序列化redis的key值
template.setKeySerializer(new StringRedisSerializer());
template.setHashKeySerializer(new StringRedisSerializer());
template.setHashValueSerializer(new StringRedisSerializer());
template.afterPropertiesSet();
return template;
}
@Bean
public CacheManager cacheManager(RedisConnectionFactory connectionFactory) {
// 缓存30分钟
Duration duration = Duration.ofSeconds(30);
RedisCacheConfiguration redisCacheConfiguration = RedisCacheConfiguration.defaultCacheConfig().entryTtl(duration);
return RedisCacheManager.builder(RedisCacheWriter.nonLockingRedisCacheWriter(connectionFactory))
.cacheDefaults(redisCacheConfiguration).build();
}
@Override
public KeyGenerator keyGenerator() {
return new KeyGenerator() {
@Override
public Object generate(Object target, Method method, Object... objects) {
StringBuilder sb = new StringBuilder();
sb.append(target.getClass().getName());
sb.append(method.getName());
sb.append("&");
for (Object obj : objects) {
sb.append(obj.getClass().getName());
sb.append("&");
sb.append(JSON.toJSONString(obj));
sb.append("&");
}
return DigestUtils.sha256Hex(sb.toString());
}
};
}
}
第二种方式:Jackson2JsonRedisSerializer
package com.ruoyi.framework.config;
import com.alibaba.fastjson.JSON;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.PolymorphicTypeValidator;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.apache.commons.codec.digest.DigestUtils;
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.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.cache.RedisCacheWriter;
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.JdkSerializationRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import java.lang.reflect.Method;
import java.time.Duration;
/**
* redis配置
*
* @author ruoyi
*/
@Configuration
@EnableCaching
public class RedisConfig3 extends CachingConfigurerSupport {
@Bean
@SuppressWarnings(value = {"unchecked", "rawtypes"})
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
RedisTemplate<Object, Object> template = new RedisTemplate<>();
template.setConnectionFactory(connectionFactory);
Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
ObjectMapper objectMapper = new ObjectMapper();
// 指定要序列化的域,field,get和set,以及修饰符范围,ANY是都有包括private和public
objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
// 指定序列化输入的类型,类必须是非final修饰的,final修饰的类,比如String,Integer等会跑出异常objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance,ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
template.setValueSerializer(jackson2JsonRedisSerializer);
// 使用StringRedisSerializer来序列化和反序列化redis的key值
template.setKeySerializer(new StringRedisSerializer());
template.setHashKeySerializer(new StringRedisSerializer());
template.setHashValueSerializer(new StringRedisSerializer());
template.afterPropertiesSet();
return template;
}
@Bean
public CacheManager cacheManager(RedisConnectionFactory connectionFactory) {
// 缓存30分钟
Duration duration = Duration.ofSeconds(30);
RedisCacheConfiguration redisCacheConfiguration = RedisCacheConfiguration.defaultCacheConfig().entryTtl(duration);
return RedisCacheManager.builder(RedisCacheWriter.nonLockingRedisCacheWriter(connectionFactory))
.cacheDefaults(redisCacheConfiguration).build();
}
@Override
public KeyGenerator keyGenerator() {
return new KeyGenerator() {
@Override
public Object generate(Object target, Method method, Object... objects) {
StringBuilder sb = new StringBuilder();
sb.append(target.getClass().getName());
sb.append(method.getName());
sb.append("&");
for (Object obj : objects) {
sb.append(obj.getClass().getName());
sb.append("&");
sb.append(JSON.toJSONString(obj));
sb.append("&");
}
return DigestUtils.sha256Hex(sb.toString());
}
};
}
}
第三种方式:FastJson2JsonRedisSerializer
package com.ruoyi.framework.config;
import com.alibaba.fastjson.JSON;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.apache.commons.codec.digest.DigestUtils;
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.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.cache.RedisCacheWriter;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import java.lang.reflect.Method;
import java.time.Duration;
/**
* redis配置
*
* @author ruoyi
*/
@Configuration
@EnableCaching
public class RedisConfig extends CachingConfigurerSupport {
@Bean
@SuppressWarnings(value = {"unchecked", "rawtypes"})
public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
RedisTemplate<Object, Object> template = new RedisTemplate<>();
template.setConnectionFactory(connectionFactory);
FastJson2JsonRedisSerializer serializer = new FastJson2JsonRedisSerializer(Object.class);
ObjectMapper mapper = new ObjectMapper();
mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
mapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
serializer.setObjectMapper(mapper);
template.setValueSerializer(serializer);
// 使用StringRedisSerializer来序列化和反序列化redis的key值
template.setKeySerializer(new StringRedisSerializer());
template.setHashKeySerializer(new StringRedisSerializer());
template.setHashValueSerializer(new StringRedisSerializer());
template.afterPropertiesSet();
return template;
}
@Bean
public CacheManager cacheManager(RedisConnectionFactory connectionFactory) {
// 缓存30分钟
Duration duration = Duration.ofSeconds(30);
RedisCacheConfiguration redisCacheConfiguration = RedisCacheConfiguration.defaultCacheConfig().entryTtl(duration);
return RedisCacheManager.builder(RedisCacheWriter.nonLockingRedisCacheWriter(connectionFactory))
.cacheDefaults(redisCacheConfiguration).build();
}
@Override
public KeyGenerator keyGenerator() {
return new KeyGenerator() {
@Override
public Object generate(Object target, Method method, Object... objects) {
StringBuilder sb = new StringBuilder();
sb.append(target.getClass().getName());
sb.append(method.getName());
sb.append("&");
for (Object obj : objects) {
sb.append(obj.getClass().getName());
sb.append("&");
sb.append(JSON.toJSONString(obj));
sb.append("&");
}
return DigestUtils.sha256Hex(sb.toString());
}
};
}
}
转载自https://blog.youkuaiyun.com/u014212540/article/details/118611381