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27 lines
517 B
Go
27 lines
517 B
Go
// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
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package readers
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import "io"
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type BytesCounterReader struct {
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rawReader io.Reader
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count int64
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}
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func NewBytesCounterReader(rawReader io.Reader) *BytesCounterReader {
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return &BytesCounterReader{
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rawReader: rawReader,
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}
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}
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func (this *BytesCounterReader) Read(p []byte) (n int, err error) {
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n, err = this.rawReader.Read(p)
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this.count += int64(n)
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return
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}
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func (this *BytesCounterReader) TotalBytes() int64 {
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return this.count
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}
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