文章目录
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
spring:
redis:
host: ****** ## redis的主机地址
port: 6379
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
/**
* Redis的配置类
* @author Administrator
*
*/
@Configuration
public class RedisConfig {
/**
* 重写Redis序列化方式,使用Json方式:
* 当我们的数据存储到Redis的时候,我们的键(key)和值(value)都是通过Spring提供的Serializer序列化到数据库的。RedisTemplate默认使用的是JdkSerializationRedisSerializer,StringRedisTemplate默认使用的是StringRedisSerializer。
* Spring Data JPA为我们提供了下面的Serializer:
* GenericToStringSerializer、Jackson2JsonRedisSerializer、JacksonJsonRedisSerializer、JdkSerializationRedisSerializer、OxmSerializer、StringRedisSerializer。
* 在此我们将自己配置RedisTemplate并定义Serializer。
* @param redisConnectionFactory
* @return
*/
@Bean
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
redisTemplate.setConnectionFactory(redisConnectionFactory);
// JdkSerializationRedisSerializer jdkSerializationRedisSerializer = new JdkSerializationRedisSerializer();
GenericJackson2JsonRedisSerializer jackson2JsonRedisSerializer = new GenericJackson2JsonRedisSerializer();
// 设置值(value)的序列化采用FastJsonRedisSerializer。
redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
// redisTemplate.setHashValueSerializer(fastJsonRedisSerializer);
// 设置键(key)的序列化采用StringRedisSerializer。
redisTemplate.setKeySerializer(new StringRedisSerializer());
redisTemplate.setHashKeySerializer(new StringRedisSerializer());
redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
redisTemplate.afterPropertiesSet();
return redisTemplate;
}
}
@RunWith(SpringRunner.class)
@SpringBootTest //springBoot测试类,可以自定义测试类,不过需要引用这两个注解
public class BlueApplicationTests {
@Resource
private RedisTemplate<String, Object> redisTemplate;
@Test
public void test2(){
Person person=new Person();
person.setAge(22);
person.setName("陈加兵");
redisTemplate.opsForHash().put("p", "3", person);
}
@Test
public void test3(){
Person person= (Person) redisTemplate.opsForHash().get("p", "3");
System.out.println(person);
}
}