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@ -10,7 +10,14 @@
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package com.yami.shop.common.config;
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import com.yami.shop.common.serializer.redis.KryoRedisSerializer;
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import com.fasterxml.jackson.annotation.JsonTypeInfo;
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import com.fasterxml.jackson.databind.DeserializationFeature;
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import com.fasterxml.jackson.databind.MapperFeature;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.SerializationFeature;
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import com.fasterxml.jackson.databind.json.JsonMapper;
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import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
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import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
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import org.springframework.cache.CacheManager;
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import org.springframework.cache.annotation.EnableCaching;
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import org.springframework.context.annotation.Bean;
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@ -21,7 +28,9 @@ import org.springframework.data.redis.cache.RedisCacheWriter;
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import org.springframework.data.redis.connection.RedisConnectionFactory;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.data.redis.core.StringRedisTemplate;
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import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
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import org.springframework.data.redis.serializer.RedisSerializationContext;
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import org.springframework.data.redis.serializer.RedisSerializer;
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import org.springframework.data.redis.serializer.StringRedisSerializer;
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import java.time.Duration;
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@ -37,53 +46,79 @@ import java.util.Map;
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public class RedisCacheConfig {
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@Bean
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public CacheManager cacheManager(RedisConnectionFactory redisConnectionFactory) {
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public CacheManager cacheManager(RedisConnectionFactory redisConnectionFactory, RedisSerializer<Object> redisSerializer) {
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RedisCacheManager redisCacheManager = new RedisCacheManager(
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RedisCacheManager redisCacheManager = new RedisCacheManager(
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RedisCacheWriter.nonLockingRedisCacheWriter(redisConnectionFactory),
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// 默认策略，未配置的 key 会使用这个
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this.getRedisCacheConfigurationWithTtl(3600),
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this.getRedisCacheConfigurationWithTtl(3600,redisSerializer),
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// 指定 key 策略
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this.getRedisCacheConfigurationMap()
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);
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redisCacheManager.setTransactionAware(true);
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this.getRedisCacheConfigurationMap(redisSerializer)
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);
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redisCacheManager.setTransactionAware(true);
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return redisCacheManager;
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}
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private Map<String, RedisCacheConfiguration> getRedisCacheConfigurationMap() {
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private Map<String, RedisCacheConfiguration> getRedisCacheConfigurationMap(RedisSerializer<Object> redisSerializer) {
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Map<String, RedisCacheConfiguration> redisCacheConfigurationMap = new HashMap<>(16);
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// redisCacheConfigurationMap.put("UserInfoList", this.getRedisCacheConfigurationWithTtl(3000));
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// redisCacheConfigurationMap.put("UserInfoListAnother", this.getRedisCacheConfigurationWithTtl(18000));
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redisCacheConfigurationMap.put("product", this.getRedisCacheConfigurationWithTtl(1800, redisSerializer));
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return redisCacheConfigurationMap;
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}
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private RedisCacheConfiguration getRedisCacheConfigurationWithTtl(Integer seconds) {
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private RedisCacheConfiguration getRedisCacheConfigurationWithTtl(Integer seconds,RedisSerializer<Object> redisSerializer) {
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RedisCacheConfiguration redisCacheConfiguration = RedisCacheConfiguration.defaultCacheConfig();
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redisCacheConfiguration = redisCacheConfiguration.serializeValuesWith(
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RedisSerializationContext
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.SerializationPair
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.fromSerializer(new KryoRedisSerializer<>())
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.fromSerializer(redisSerializer)
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).entryTtl(Duration.ofSeconds(seconds));
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return redisCacheConfiguration;
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}
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@Bean
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public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
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KryoRedisSerializer kryoRedisSerializer = new KryoRedisSerializer();
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public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory,RedisSerializer<Object> redisSerializer) {
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RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
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redisTemplate.setConnectionFactory(redisConnectionFactory);
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redisTemplate.setKeySerializer(new StringRedisSerializer());
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redisTemplate.setHashKeySerializer(new StringRedisSerializer());
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redisTemplate.setValueSerializer(kryoRedisSerializer);
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redisTemplate.setHashValueSerializer(kryoRedisSerializer);
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redisTemplate.setValueSerializer(redisSerializer);
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redisTemplate.setHashValueSerializer(redisSerializer);
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redisTemplate.setEnableTransactionSupport(false);
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redisTemplate.afterPropertiesSet();
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return redisTemplate;
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}
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/**
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* 自定义redis序列化的机制,重新定义一个ObjectMapper.防止和MVC的冲突
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* https://juejin.im/post/5e869d426fb9a03c6148c97e
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*/
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@Bean
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public RedisSerializer<Object> redisSerializer() {
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ObjectMapper objectMapper = JsonMapper.builder().disable(MapperFeature.USE_ANNOTATIONS).build();
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// 反序列化时候遇到不匹配的属性并不抛出异常
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objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
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// 序列化时候遇到空对象不抛出异常
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objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
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// 反序列化的时候如果是无效子类型,不抛出异常
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objectMapper.configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, false);
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// 不使用默认的dateTime进行序列化,
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objectMapper.configure(SerializationFeature.WRITE_DATE_KEYS_AS_TIMESTAMPS, false);
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// 使用JSR310提供的序列化类,里面包含了大量的JDK8时间序列化类
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objectMapper.registerModule(new JavaTimeModule());
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// 启用反序列化所需的类型信息,在属性中添加@class
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objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL,
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JsonTypeInfo.As.PROPERTY);
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// 配置null值的序列化器
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GenericJackson2JsonRedisSerializer.registerNullValueSerializer(objectMapper, null);
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return new GenericJackson2JsonRedisSerializer(objectMapper);
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}
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@Bean
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public StringRedisTemplate stringRedisTemplate(RedisConnectionFactory redisConnectionFactory){
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StringRedisTemplate redisTemplate = new StringRedisTemplate(redisConnectionFactory);
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FrozenWatermelon
3 years ago