4 changed files with 152 additions and 8 deletions
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package com.cyjd.rights.config; |
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import com.fasterxml.jackson.annotation.JsonAutoDetect; |
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import com.fasterxml.jackson.annotation.PropertyAccessor; |
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import com.fasterxml.jackson.databind.ObjectMapper; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.cache.CacheManager; |
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import org.springframework.cache.annotation.CachingConfigurerSupport; |
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import org.springframework.cache.annotation.EnableCaching; |
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import org.springframework.context.annotation.Bean; |
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import org.springframework.context.annotation.Configuration; |
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import org.springframework.data.redis.cache.RedisCacheConfiguration; |
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import org.springframework.data.redis.cache.RedisCacheManager; |
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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.serializer.Jackson2JsonRedisSerializer; |
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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 org.springframework.scheduling.annotation.EnableScheduling; |
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import redis.clients.jedis.JedisPool; |
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import redis.clients.jedis.JedisPoolConfig; |
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import java.time.Duration; |
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import java.util.concurrent.TimeUnit; |
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/** |
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* @author jhf |
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* @date 2020/3/23 12:06 |
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*/ |
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@Configuration |
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@EnableCaching//启用缓存，这个注解很重要
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@EnableScheduling // ；
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public class RedisConfig extends CachingConfigurerSupport { |
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// 失效时间
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// @Value("${spring.cache.redis.time-to-live}")
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private Duration timeToLive = Duration.ofHours(12); |
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@Value("${spring.redis.host}") |
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private String host; |
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@Value("${spring.redis.port}") |
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private int port; |
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// @Value("${spring.redis.timeout}")
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private int timeout = 1000; |
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@Value("${spring.redis.jedis.pool.max-idle}") |
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private int maxIdle; |
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@Value("${spring.redis.jedis.pool.max-wait}") |
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private long maxWaitMillis; |
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@Value("${spring.redis.password}") |
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private String password; |
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@Value("${spring.redis.block-when-exhausted}") |
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private boolean blockWhenExhausted; |
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@Bean |
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public JedisPool redisPoolFactory() throws Exception{ |
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JedisPoolConfig jedisPoolConfig = new JedisPoolConfig(); |
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// 是否启用pool的jmx管理功能, 默认true
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jedisPoolConfig.setMaxIdle(1000); |
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jedisPoolConfig.setMaxWaitMillis(3000); |
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// 连接耗尽时是否阻塞, false报异常,ture阻塞直到超时, 默认true
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jedisPoolConfig.setBlockWhenExhausted(true); |
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jedisPoolConfig.setTestOnBorrow(true); |
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jedisPoolConfig.setTestWhileIdle(true); |
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jedisPoolConfig.setMinEvictableIdleTimeMillis(60000); |
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jedisPoolConfig.setTimeBetweenEvictionRunsMillis(30000); |
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jedisPoolConfig.setNumTestsPerEvictionRun(-1); |
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jedisPoolConfig.setMaxTotal(1200); |
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jedisPoolConfig.setTestOnReturn(true); |
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// 是否启用pool的jmx管理功能, 默认true
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jedisPoolConfig.setJmxEnabled(true); |
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JedisPool jedisPool = new JedisPool(jedisPoolConfig, host, port, timeout, password); |
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return jedisPool; |
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} |
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@Bean(name = "redisTemplate") |
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public RedisTemplate<String,Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) { |
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RedisTemplate<String, Object> template = new RedisTemplate<>(); |
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template.setConnectionFactory(redisConnectionFactory); |
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//使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
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Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class); |
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ObjectMapper mapper = new ObjectMapper(); |
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mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); |
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mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL); |
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jackson2JsonRedisSerializer.setObjectMapper(mapper); |
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template.setValueSerializer(jackson2JsonRedisSerializer); |
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StringRedisSerializer stringRedisSerializer = new StringRedisSerializer(); |
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//使用StringRedisSerializer来序列化和反序列化redis的key值
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template.setKeySerializer(stringRedisSerializer); |
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// template.setKeySerializer(stringRedisSerializer);
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// hash的key也采用String的序列化方式
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template.setHashKeySerializer(stringRedisSerializer); |
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// value序列化方式采用jackson
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template.setValueSerializer(jackson2JsonRedisSerializer); |
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// hash的value序列化方式采用jackson
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template.setHashValueSerializer(jackson2JsonRedisSerializer); |
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template.afterPropertiesSet(); |
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//设置缓存过期时间
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template.expire("",3600 * 12L, TimeUnit.SECONDS); |
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return template; |
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} |
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@Bean |
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public CacheManager cacheManager(RedisConnectionFactory factory) { |
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RedisSerializer<String> redisSerializer = new StringRedisSerializer(); |
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Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class); |
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//解决查询缓存转换异常的问题
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ObjectMapper om = new ObjectMapper(); |
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om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); |
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om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL); |
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jackson2JsonRedisSerializer.setObjectMapper(om); |
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// 配置序列化（解决乱码的问题）
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RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig() |
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.entryTtl(timeToLive) |
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.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer)) |
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.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer)) |
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.disableCachingNullValues(); |
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RedisCacheManager cacheManager = RedisCacheManager.builder(factory) |
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.cacheDefaults(config) |
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.build(); |
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return cacheManager; |
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} |
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} |
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