SpringBoot整合Redis实现token缓存

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-redis</artifactId>
    <version>${spring-boot.version}</version>
</dependency>

# Redis连接信息
spring.redis.host=127.0.0.1
spring.redis.port=6379
spring.redis.password=
# Redis连接池配置
spring.redis.pool.max-active=8
spring.redis.pool.max-idle=8
spring.redis.pool.max-wait=-1ms
spring.redis.pool.min-idle=0

@Autowired
private RedisTemplate<String, Object> redisTemplate;

private final static String TOKEN_PREFIX = "token:";

public void saveToken(String token, User user) {
    // 保存token和用户身份信息，有效期为30分钟
    redisTemplate.opsForValue().set(TOKEN_PREFIX + token, user, 30, TimeUnit.MINUTES);
}

public User getUserByToken(String token) {
    return (User) redisTemplate.opsForValue().get(TOKEN_PREFIX + token);
}

public class User {
    private String username;
    private String password;
    // 省略getter/setter方法
}

public void removeToken(String token) {
    redisTemplate.delete(TOKEN_PREFIX + token);
}

public void renewToken(String token) {
    redisTemplate.expire(TOKEN_PREFIX + token, 30, TimeUnit.MINUTES);
}

@Service
public class TokenService {

    @Autowired
    private RedisTemplate<String, Object> redisTemplate;

    private final static String TOKEN_PREFIX = "token:";

    public void saveToken(String token, User user) {
        // 保存token和用户身份信息，有效期为30分钟
        redisTemplate.opsForValue().set(TOKEN_PREFIX + token, user, 30, TimeUnit.MINUTES);
    }

    public User getUserByToken(String token) {
        return (User) redisTemplate.opsForValue().get(TOKEN_PREFIX + token);
    }

    public void removeToken(String token) {
        redisTemplate.delete(TOKEN_PREFIX + token);
    }

    public void renewToken(String token) {
        redisTemplate.expire(TOKEN_PREFIX + token, 30, TimeUnit.MINUTES);
    }
}