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authorHuabingZhao <zhao.huabing@zte.com.cn>2017-09-04 19:33:48 +0800
committerHuabingZhao <zhao.huabing@zte.com.cn>2017-09-04 19:34:03 +0800
commitc4a34b2fe6f7317bf17fa478a734e5bdab30c278 (patch)
tree8b65034b069a657f2531137b389a0c1d4919b79a /src/kube2msb/vendor/github.com/juju/ratelimit/reader.go
parentcc0c6e3ed8fc6c9fd96ef843b866070f52537185 (diff)
Use maven to build kube2msb
Issue-Id: OOM-61 Change-Id: Ic7e733c95e28b75b66535b343ae22c893db24531 Signed-off-by: HuabingZhao <zhao.huabing@zte.com.cn>
Diffstat (limited to 'src/kube2msb/vendor/github.com/juju/ratelimit/reader.go')
-rw-r--r--src/kube2msb/vendor/github.com/juju/ratelimit/reader.go51
1 files changed, 51 insertions, 0 deletions
diff --git a/src/kube2msb/vendor/github.com/juju/ratelimit/reader.go b/src/kube2msb/vendor/github.com/juju/ratelimit/reader.go
new file mode 100644
index 0000000..6403bf7
--- /dev/null
+++ b/src/kube2msb/vendor/github.com/juju/ratelimit/reader.go
@@ -0,0 +1,51 @@
+// Copyright 2014 Canonical Ltd.
+// Licensed under the LGPLv3 with static-linking exception.
+// See LICENCE file for details.
+
+package ratelimit
+
+import "io"
+
+type reader struct {
+ r io.Reader
+ bucket *Bucket
+}
+
+// Reader returns a reader that is rate limited by
+// the given token bucket. Each token in the bucket
+// represents one byte.
+func Reader(r io.Reader, bucket *Bucket) io.Reader {
+ return &reader{
+ r: r,
+ bucket: bucket,
+ }
+}
+
+func (r *reader) Read(buf []byte) (int, error) {
+ n, err := r.r.Read(buf)
+ if n <= 0 {
+ return n, err
+ }
+ r.bucket.Wait(int64(n))
+ return n, err
+}
+
+type writer struct {
+ w io.Writer
+ bucket *Bucket
+}
+
+// Writer returns a reader that is rate limited by
+// the given token bucket. Each token in the bucket
+// represents one byte.
+func Writer(w io.Writer, bucket *Bucket) io.Writer {
+ return &writer{
+ w: w,
+ bucket: bucket,
+ }
+}
+
+func (w *writer) Write(buf []byte) (int, error) {
+ w.bucket.Wait(int64(len(buf)))
+ return w.w.Write(buf)
+}