public void postCellEncode(int unencodedCellSizeWritten, int encodedCellSizeWritten) {
    this.unencodedDataSizeWritten += unencodedCellSizeWritten;
    this.encodedDataSizeWritten += encodedCellSizeWritten;
  }
The previous Cell the encoder encoded.
hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/EncodingState.java