// this is insurance.
        temp.deleteOnExit();
      }
      try {
        FileOutputStream transfer = new FileOutputStream(temp);
        transfer.write(memory.getBuffer(), 0, memory.getCount());
        transfer.flush();
        // We've successfully transferred the data; switch to writing to file
        out = transfer;
      } catch (IOException e) {
        temp.delete();
        throw e;
      }