@Override
  public OutputStream getCheckpointOutputStream(long txid) throws IOException {
    return new HttpImageUploadStream(httpAddresses, journalId, nsInfo, txid,
        loggers.getEpoch(), imageUploadBufferSize, imageUploadMaxBufferedChunks);
  }
@ Override public OutputStream getCheckpointOutputStream ( long txid ) throws IOException { return new HttpImageUploadStream ( httpAddresses , journalId , nsInfo , txid , loggers . getEpoch ( ) , imageUploadBufferSize , imageUploadMaxBufferedChunks ) ; }
Creates output stream for image at txid to the underlying quorum of journal
nodes.