code: @Override
      public final void write(final Map<String, Object> row) throws IOException {
          Map<String, Object> filteredRow = applyFilters(row);
  
          writeToOutput(filteredRow);
      }
docs: Write a row to the file.
  
  @param row A row of data.
  @throws java.io.IOException Thrown when there are problems writing to the
  destination.