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32 lines
625 B
Go
32 lines
625 B
Go
package common
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import (
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"io"
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"sync"
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"github.com/klauspost/compress/gzip"
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)
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// GetGzipReader returns new gzip reader from the pool.
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//
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// Return back the gzip reader when it no longer needed with PutGzipReader.
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func GetGzipReader(r io.Reader) (*gzip.Reader, error) {
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v := gzipReaderPool.Get()
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if v == nil {
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return gzip.NewReader(r)
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}
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zr := v.(*gzip.Reader)
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if err := zr.Reset(r); err != nil {
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return nil, err
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}
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return zr, nil
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}
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// PutGzipReader returns back gzip reader obtained via GetGzipReader.
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func PutGzipReader(zr *gzip.Reader) {
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_ = zr.Close()
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gzipReaderPool.Put(zr)
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}
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var gzipReaderPool sync.Pool
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