Class RedisRateLimiterHandler

java.lang.Object

com.codeupsoft.interceptor.ratelimit.handler.RedisRateLimiterHandler

@ConditionalOnBean(org.springframework.data.redis.core.StringRedisTemplate.class)
@ConditionalOnMissingBean(RedisRateLimiterHandler.class)
public class RedisRateLimiterHandler
extends Object

Redis限流处理器.

基于Redis实现的限流处理器，通过Redis的原子性操作保证限流的准确性.

Author:

Liu,Dongdong, codeupsoft

Constructor Summary

Constructors

Constructor	Description
RedisRateLimiterHandler()

Method Summary

Modifier and Type	Method	Description
boolean	allowRequest(String key, int limit, Long windowTime, TimeUnit timeUnit)	判断请求是否允许通过限流.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

RedisRateLimiterHandler

public RedisRateLimiterHandler()

Method Details

allowRequest

public boolean allowRequest(String key,
 int limit,
 Long windowTime,
 TimeUnit timeUnit)

判断请求是否允许通过限流.

Parameters:

key - 限流key

limit - 时间窗口内允许的最大请求数

windowTime - 时间窗口大小

timeUnit - 时间单位

Returns:

是否允许请求通过