dependency

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            org.springframework.boot
            spring-boot-starter-data-redis
        
        
            org.apache.commons
            commons-pool2
        

application-redis.properties

#########基础配置#########
spring.redis.database=0
#spring.redis.url=redis://user:password@example.com:6379
spring.redis.host=
spring.redis.port=
spring.redis.password=
spring.redis.timeout=30000
spring.redis.ssl=false

#########redis哨兵设置#########
#spring.redis.sentinel.master=
#spring.redis.sentinel.nodes=
#spring.redis.cluster.max-redirects=
#spring.redis.cluster.nodes=

#########jedis client 线程池配置#########
#spring.redis.jedis.pool.max-active=
#spring.redis.jedis.pool.max-idle=
#spring.redis.jedis.pool.min-idle=
#spring.redis.jedis.pool.max-wait=

#########lettuce client 线程池配置（默认）#########
spring.redis.lettuce.pool.max-active=10
spring.redis.lettuce.pool.max-idle=5
spring.redis.lettuce.pool.min-idle=1
spring.redis.lettuce.pool.max-wait=20000
spring.redis.lettuce.shutdown-timeout=10

Test

@RunWith(SpringRunner.class)
@SpringBootTest
public class AnnotationAppContextTest {
    @Autowired
    private RedisTemplate redisTemplate;
    @Autowired
    private StringRedisTemplate stringRedisTemplate;

    @Test
    public void setTest(){
        redisTemplate.opsForValue().set("key1","val1", 100);
        String key1 = redisTemplate.opsForValue().get("key1");
        System.err.println("=============="+key1);
    }
}

源码-RedisProperties

@ConfigurationProperties(prefix = "spring.redis")
public class RedisProperties {

    /**
     * Database index used by the connection factory.
     */
    private int database = 0;

    /**
     * Connection URL. Overrides host, port, and password. User is ignored. Example:
     * redis://user:password@example.com:6379
     */
    private String url;

    /**
     * Redis server host.
     */
    private String host = "localhost";

    /**
     * Login password of the redis server.
     */
    private String password;

    /**
     * Redis server port.
     */
    private int port = 6379;

    /**
     * Whether to enable SSL support.
     */
    private boolean ssl;

    /**
     * Connection timeout.
     */
    private Duration timeout;

    private Sentinel sentinel;

    private Cluster cluster;

    private final Jedis jedis = new Jedis();

    private final Lettuce lettuce = new Lettuce();
}   

源码-RedisAutoConfiguration

@Configuration
@ConditionalOnClass(RedisOperations.class)
@EnableConfigurationProperties(RedisProperties.class)
@Import({ LettuceConnectionConfiguration.class, JedisConnectionConfiguration.class })
public class RedisAutoConfiguration {

    @Bean
    @ConditionalOnMissingBean(name = "redisTemplate")
    public RedisTemplate redisTemplate(
            RedisConnectionFactory redisConnectionFactory) throws UnknownHostException {
        RedisTemplate template = new RedisTemplate<>();
        template.setConnectionFactory(redisConnectionFactory);
        return template;
    }

    @Bean
    @ConditionalOnMissingBean(StringRedisTemplate.class)
    public StringRedisTemplate stringRedisTemplate(
            RedisConnectionFactory redisConnectionFactory) throws UnknownHostException {
        StringRedisTemplate template = new StringRedisTemplate();
        template.setConnectionFactory(redisConnectionFactory);
        return template;
    }

}

参考：https://blog.csdn.net/abombhz/article/details/78123253?locationNum=6&fps=1

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