#212 implement compressor

protocol/compressor.go

@@ -0,0 +1,32 @@
+package protocol
+
+import "github.com/smallnest/rpcx/util"
+
+// Compressor defines a common compression interface.
+type Compressor interface {
+	Zip([]byte) ([]byte, error)
+	Unzip([]byte) ([]byte, error)
+}
+
+// GzipCompressor implements gzip compressor.
+type GzipCompressor struct {
+}
+
+func (c GzipCompressor) Zip(data []byte) ([]byte, error) {
+	return util.Zip(data)
+}
+
+func (c GzipCompressor) Unzip(data []byte) ([]byte, error) {
+	return util.Unzip(data)
+}
+
+type RawDataCompressor struct {
+}
+
+func (c RawDataCompressor) Zip(data []byte) ([]byte, error) {
+	return data, nil
+}
+
+func (c RawDataCompressor) Unzip(data []byte) ([]byte, error) {
+	return data, nil
+}