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authorWim <wim@42.be>2020-08-10 00:29:54 +0200
committerGitHub <noreply@github.com>2020-08-10 00:29:54 +0200
commit4e50fd864921c556988c919269448efdb90fa961 (patch)
treea3625f03f8de3c4f3841364000a4ea3aa42c1533 /vendor/github.com/francoispqt/gojay/decode_stream_pool.go
parentdfdffa0027334e55ce213fc6eb62206dbf48baf6 (diff)
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Use mattermost v5 module (#1192)
Diffstat (limited to 'vendor/github.com/francoispqt/gojay/decode_stream_pool.go')
-rw-r--r--vendor/github.com/francoispqt/gojay/decode_stream_pool.go59
1 files changed, 59 insertions, 0 deletions
diff --git a/vendor/github.com/francoispqt/gojay/decode_stream_pool.go b/vendor/github.com/francoispqt/gojay/decode_stream_pool.go
new file mode 100644
index 00000000..8e1863b9
--- /dev/null
+++ b/vendor/github.com/francoispqt/gojay/decode_stream_pool.go
@@ -0,0 +1,59 @@
+package gojay
+
+import (
+ "io"
+ "sync"
+)
+
+var streamDecPool = sync.Pool{
+ New: newStreamDecoderPool,
+}
+
+// NewDecoder returns a new StreamDecoder.
+// It takes an io.Reader implementation as data input.
+// It initiates the done channel returned by Done().
+func (s stream) NewDecoder(r io.Reader) *StreamDecoder {
+ dec := NewDecoder(r)
+ streamDec := &StreamDecoder{
+ Decoder: dec,
+ done: make(chan struct{}, 1),
+ mux: sync.RWMutex{},
+ }
+ return streamDec
+}
+func newStreamDecoderPool() interface{} {
+ return Stream.NewDecoder(nil)
+}
+
+// BorrowDecoder borrows a StreamDecoder from the pool.
+// It takes an io.Reader implementation as data input.
+// It initiates the done channel returned by Done().
+//
+// If no StreamEncoder is available in the pool, it returns a fresh one
+func (s stream) BorrowDecoder(r io.Reader) *StreamDecoder {
+ return s.borrowDecoder(r, 512)
+}
+
+func (s stream) borrowDecoder(r io.Reader, bufSize int) *StreamDecoder {
+ streamDec := streamDecPool.Get().(*StreamDecoder)
+ streamDec.called = 0
+ streamDec.keysDone = 0
+ streamDec.cursor = 0
+ streamDec.err = nil
+ streamDec.r = r
+ streamDec.length = 0
+ streamDec.isPooled = 0
+ streamDec.done = make(chan struct{}, 1)
+ if bufSize > 0 {
+ streamDec.data = make([]byte, bufSize)
+ }
+ return streamDec
+}
+
+// Release sends back a Decoder to the pool.
+// If a decoder is used after calling Release
+// a panic will be raised with an InvalidUsagePooledDecoderError error.
+func (dec *StreamDecoder) Release() {
+ dec.isPooled = 1
+ streamDecPool.Put(dec)
+}