use submodule

2019-01-08 11:21:45 +08:00
parent cfb9dc5d34
commit 4321c4fc5a
444 changed files with 40 additions and 235563 deletions
@@ -1,52 +0,0 @@
-package kafka
-
-import (
-	"errors"
-	"sync"
-)
-
-var errUnknownCodec = errors.New("invalid codec")
-
-var codecs = make(map[int8]CompressionCodec)
-var codecsMutex sync.RWMutex
-
-// RegisterCompressionCodec registers a compression codec so it can be used by a Writer.
-func RegisterCompressionCodec(codec func() CompressionCodec) {
-	c := codec()
-	codecsMutex.Lock()
-	codecs[c.Code()] = c
-	codecsMutex.Unlock()
-}
-
-// resolveCodec looks up a codec by Code()
-func resolveCodec(code int8) (codec CompressionCodec, err error) {
-	codecsMutex.RLock()
-	codec = codecs[code]
-	codecsMutex.RUnlock()
-
-	if codec == nil {
-		err = errUnknownCodec
-	}
-	return
-}
-
-// CompressionCodec represents a compression codec to encode and decode
-// the messages.
-// See : https://cwiki.apache.org/confluence/display/KAFKA/Compression
-//
-// A CompressionCodec must be safe for concurrent access by multiple go
-// routines.
-type CompressionCodec interface {
-	// Code returns the compression codec code
-	Code() int8
-
-	// Encode encodes the src data
-	Encode(src []byte) ([]byte, error)
-
-	// Decode decodes the src data
-	Decode(src []byte) ([]byte, error)
-}
-
-const compressionCodecMask int8 = 0x03
-const DefaultCompressionLevel int = -1
-const CompressionNoneCode = 0