diff options
Diffstat (limited to 'Godeps/_workspace/src/gopkg.in/redis.v2/rate_limit.go')
-rw-r--r-- | Godeps/_workspace/src/gopkg.in/redis.v2/rate_limit.go | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/Godeps/_workspace/src/gopkg.in/redis.v2/rate_limit.go b/Godeps/_workspace/src/gopkg.in/redis.v2/rate_limit.go deleted file mode 100644 index 20d851270..000000000 --- a/Godeps/_workspace/src/gopkg.in/redis.v2/rate_limit.go +++ /dev/null @@ -1,53 +0,0 @@ -package redis - -import ( - "sync/atomic" - "time" -) - -type rateLimiter struct { - v int64 - - _closed int64 -} - -func newRateLimiter(limit time.Duration, bucketSize int) *rateLimiter { - rl := &rateLimiter{ - v: int64(bucketSize), - } - go rl.loop(limit, int64(bucketSize)) - return rl -} - -func (rl *rateLimiter) loop(limit time.Duration, bucketSize int64) { - for { - if rl.closed() { - break - } - if v := atomic.LoadInt64(&rl.v); v < bucketSize { - atomic.AddInt64(&rl.v, 1) - } - time.Sleep(limit) - } -} - -func (rl *rateLimiter) Check() bool { - for { - if v := atomic.LoadInt64(&rl.v); v > 0 { - if atomic.CompareAndSwapInt64(&rl.v, v, v-1) { - return true - } - } else { - return false - } - } -} - -func (rl *rateLimiter) Close() error { - atomic.StoreInt64(&rl._closed, 1) - return nil -} - -func (rl *rateLimiter) closed() bool { - return atomic.LoadInt64(&rl._closed) == 1 -} |