public static void main()

in backup-command/src/main/java/org/apache/iotdb/backup/command/ExportTool.java [80:112]

• 32 lines of code
• 5 McCabe index (conditional complexity)

  public static void main(String[] args) {
    CommandLine commandLine = null;
    CommandLineParser parser = new DefaultParser();
    int exitCode = CODE_OK;

    commandLine = init(args, commandLine, parser);
    try {
      initSession();
      ExportStarter exportStarter = new ExportStarter();
      ExportModel exportModel = generateExportModel();
      exportModel.setSession(session);
      Disposable disposable = exportStarter.start(exportModel);
      while (!disposable.isDisposed()) {
        System.out.print("完成行数:" + exportStarter.finishedRowNum() + "行\r");
        Thread.sleep(1000);
      }
      System.out.print("完成行数:" + exportStarter.finishedRowNum() + "行\r");
    } catch (IoTDBConnectionException | StatementExecutionException | InterruptedException e) {
      System.out.println("Connect failed because " + e.getMessage());
      exitCode = CODE_ERROR;
    } finally {
      if (session != null) {
        try {
          session.close();
        } catch (IoTDBConnectionException e) {
          exitCode = CODE_ERROR;
          System.out.println(
              "Encounter an error when closing session, error is: " + e.getMessage());
        }
      }
    }
    System.exit(exitCode);
  }