diff options
Diffstat (limited to 'vendor/github.com/minio/minio-go/v7/pkg/peeker/peek-reader-closer.go')
| -rw-r--r-- | vendor/github.com/minio/minio-go/v7/pkg/peeker/peek-reader-closer.go | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/vendor/github.com/minio/minio-go/v7/pkg/peeker/peek-reader-closer.go b/vendor/github.com/minio/minio-go/v7/pkg/peeker/peek-reader-closer.go deleted file mode 100644 index 26c9cf637..000000000 --- a/vendor/github.com/minio/minio-go/v7/pkg/peeker/peek-reader-closer.go +++ /dev/null @@ -1,73 +0,0 @@ -/* - * MinIO Go Library for Amazon S3 Compatible Cloud Storage - * Copyright 2015-2025 MinIO, Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package peeker - -import ( - "bytes" - "errors" - "io" -) - -// PeekReadCloser offers a way to peek a ReadCloser stream and then -// return the exact stream of the underlying ReadCloser -type PeekReadCloser struct { - io.ReadCloser - - recordMode bool - recordMaxBuf int - recordBuf *bytes.Buffer -} - -// ReplayFromStart ensures next Read() will restart to stream the -// underlying ReadCloser stream from the beginning -func (prc *PeekReadCloser) ReplayFromStart() { - prc.recordMode = false -} - -func (prc *PeekReadCloser) Read(p []byte) (int, error) { - if prc.recordMode { - if prc.recordBuf.Len() > prc.recordMaxBuf { - return 0, errors.New("maximum peek buffer exceeded") - } - n, err := prc.ReadCloser.Read(p) - prc.recordBuf.Write(p[:n]) - return n, err - } - // Replay mode - if prc.recordBuf.Len() > 0 { - pn, _ := prc.recordBuf.Read(p) - return pn, nil - } - return prc.ReadCloser.Read(p) -} - -// Close releases the record buffer memory and close the underlying ReadCloser -func (prc *PeekReadCloser) Close() error { - prc.recordBuf.Reset() - return prc.ReadCloser.Close() -} - -// NewPeekReadCloser returns a new peek reader -func NewPeekReadCloser(rc io.ReadCloser, maxBufSize int) *PeekReadCloser { - return &PeekReadCloser{ - ReadCloser: rc, - recordMode: true, // recording mode by default - recordBuf: bytes.NewBuffer(make([]byte, 0, 1024)), - recordMaxBuf: maxBufSize, - } -} |
