Exemple #1
0
  /**
   * Run a single paragraph.
   *
   * @param paragraphId ID of paragraph
   */
  public void run(String paragraphId) {
    Paragraph p = getParagraph(paragraphId);

    if (p.isBlankParagraph()) {
      logger.info("skip to run blank paragraph. {}", p.getId());
      return;
    }

    p.setListener(jobListenerFactory.getParagraphJobListener(this));
    String requiredReplName = p.getRequiredReplName();
    Interpreter intp = factory.getInterpreter(p.getUser(), getId(), requiredReplName);

    if (intp == null) {
      String intpExceptionMsg =
          p.getJobName() + "'s Interpreter " + requiredReplName + " not found";
      InterpreterException intpException = new InterpreterException(intpExceptionMsg);
      InterpreterResult intpResult =
          new InterpreterResult(InterpreterResult.Code.ERROR, intpException.getMessage());
      p.setReturn(intpResult, intpException);
      p.setStatus(Job.Status.ERROR);
      throw intpException;
    }
    if (p.getConfig().get("enabled") == null || (Boolean) p.getConfig().get("enabled")) {
      p.setAuthenticationInfo(p.getAuthenticationInfo());
      intp.getScheduler().submit(p);
    }
  }
  private Note getNote(String key) throws IOException {
    GsonBuilder gsonBuilder = new GsonBuilder();
    gsonBuilder.setPrettyPrinting();
    Gson gson =
        gsonBuilder.registerTypeAdapter(Date.class, new NotebookImportDeserializer()).create();

    S3Object s3object;
    try {
      s3object = s3client.getObject(new GetObjectRequest(bucketName, key));
    } catch (AmazonClientException ace) {
      throw new IOException("Unable to retrieve object from S3: " + ace, ace);
    }

    Note note;
    try (InputStream ins = s3object.getObjectContent()) {
      String json = IOUtils.toString(ins, conf.getString(ConfVars.ZEPPELIN_ENCODING));
      note = gson.fromJson(json, Note.class);
    }

    for (Paragraph p : note.getParagraphs()) {
      if (p.getStatus() == Status.PENDING || p.getStatus() == Status.RUNNING) {
        p.setStatus(Status.ABORT);
      }
    }

    return note;
  }