54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
package restful
|
|
|
|
// Copyright 2015 Ernest Micklei. All rights reserved.
|
|
// Use of this source code is governed by a license
|
|
// that can be found in the LICENSE file.
|
|
|
|
import (
|
|
"compress/gzip"
|
|
"compress/zlib"
|
|
)
|
|
|
|
type CompressorProvider interface {
|
|
// Returns a *gzip.Writer which needs to be released later.
|
|
// Before using it, call Reset().
|
|
AcquireGzipWriter() *gzip.Writer
|
|
|
|
// Releases an aqcuired *gzip.Writer.
|
|
ReleaseGzipWriter(w *gzip.Writer)
|
|
|
|
// Returns a *gzip.Reader which needs to be released later.
|
|
AcquireGzipReader() *gzip.Reader
|
|
|
|
// Releases an aqcuired *gzip.Reader.
|
|
ReleaseGzipReader(w *gzip.Reader)
|
|
|
|
// Returns a *zlib.Writer which needs to be released later.
|
|
// Before using it, call Reset().
|
|
AcquireZlibWriter() *zlib.Writer
|
|
|
|
// Releases an aqcuired *zlib.Writer.
|
|
ReleaseZlibWriter(w *zlib.Writer)
|
|
}
|
|
|
|
// DefaultCompressorProvider is the actual provider of compressors (zlib or gzip).
|
|
var currentCompressorProvider CompressorProvider
|
|
|
|
func init() {
|
|
currentCompressorProvider = NewSyncPoolCompessors()
|
|
}
|
|
|
|
// CurrentCompressorProvider returns the current CompressorProvider.
|
|
// It is initialized using a SyncPoolCompessors.
|
|
func CurrentCompressorProvider() CompressorProvider {
|
|
return currentCompressorProvider
|
|
}
|
|
|
|
// CompressorProvider sets the actual provider of compressors (zlib or gzip).
|
|
func SetCompressorProvider(p CompressorProvider) {
|
|
if p == nil {
|
|
panic("cannot set compressor provider to nil")
|
|
}
|
|
currentCompressorProvider = p
|
|
}
|