wp

chunkenc/insdelta.go

@@ -157,6 +157,37 @@ func (s *ReverseInstantDeltaCompressor) GetState() InstantDeltaBound {
 	}
 }
 
+func (s *ReverseInstantDeltaCompressor) Lock() {
+	// s.state = &CumulativeDeltaBound{
+	// 	Pos:       s.pos - 1 - s.lastDeltaSize,
+	// 	H:         s.h,
+	// 	LastDelta: s.lastDelta,
+	// 	Chunks:    s.buf.Chunks(),
+	// }
+}
+
+func (s *ReverseInstantDeltaCompressor) Unlock() {
+	//s.state = nil
+}
+
+func (s *ReverseInstantDeltaCompressor) Renew() {
+	s.buf = conbuf.New(nil)
+	s.pos = 0
+	//
+	s.baseValue = 0
+	s.lastDelta = 0
+	s.lastDeltaSize = 0
+	s.h = 0
+}
+
+func (s *ReverseInstantDeltaCompressor) CalcRequiredSpace(value float64) int {
+	return 0
+}
+
+func (s *ReverseInstantDeltaCompressor) Chunks() [][]byte {
+	return s.buf.Chunks()
+}
+
 // DECOMPRESSOR
 
 type ReverseInstantDeltaDecompressor struct {