1.导入Spring Data Redis的maven坐标
pom.xml
2. 配置Redis数据源
2.1application.yml文件
2.2application-dev.yml文件
3. 编写配置类,创建RedisTemplate对象
package com.sky.config;
import lombok.extern.slf4j.Slf4j;
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.StringRedisSerializer;
@Configuration
@Slf4j
public class RedisConfiguration {
@Bean
public RedisTemplate redisTemplate(RedisConnectionFactory redisConnectionFactory) {
log.info("开始创建redis");
RedisTemplate redisTemplate = new RedisTemplate();
// 设置redis的连接工厂对象
redisTemplate.setConnectionFactory(redisConnectionFactory);
// 设置redis key的序列化器
redisTemplate.setKeySerializer(new StringRedisSerializer());
return redisTemplate;
}
}
4.通过RedisTemplate对象操作Redis
说明:编写测试类
package com.sky.test;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.data.redis.core.*;
import java.sql.Time;
import java.util.concurrent.TimeUnit;
@SpringBootTest
public class SpringDataRedisTest {
@Autowired
private RedisTemplate redisTemplate;
@Test
public void testRedisTemplate() {
System.out.println(redisTemplate);
ValueOperations valueOperations = redisTemplate.opsForValue();
HashOperations hashOperations = redisTemplate.opsForHash();
ListOperations listOperations = redisTemplate.opsForList();
SetOperations setOperations = redisTemplate.opsForSet();
}
/*操作字符串类型的数据
*
* */
@Test
public void testString() {
//set get setex setnx
redisTemplate.opsForValue().set("city", "北京");
String city = (String) redisTemplate.opsForValue().get("city");
System.out.println(city);
redisTemplate.opsForValue().set("code","1234",3, TimeUnit.MINUTES);
// setnx
redisTemplate.opsForValue().setIfAbsent("lock","1");
redisTemplate.opsForValue().setIfAbsent("lock","2");
}
}
5.结果