private void resetReader() throws IOException {
    if (currentPositionOfEntry > 0) {
      reader.resetTo(currentPositionOfEntry, state.resetCompression());
    } else {
      // we will read from the beginning so we should always clear the compression context
      reader.resetTo(-1, true);
    }
  }
Returns the {@link Path} of the current WAL
hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/WALEntryStream.java