Beispiel #1
0
 @Test
 public void testOptional() {
   Optional<String> fullName = Optional.ofNullable(null);
   Assert.assertEquals("Optional.empty", fullName.toString());
   Assert.assertEquals("[none]", fullName.orElseGet(() -> "[none]"));
   Assert.assertEquals("[none2]", fullName.orElse("[none2]"));
 }
  public void addTeam(ActionEvent event) {
    TextInputDialog dialog = new TextInputDialog();
    dialog.setTitle("Text Input Dialog");
    dialog.setHeaderText(null);
    dialog.setContentText("Please enter Team name:");

    // Traditional way to get the response value.
    Optional<String> result = dialog.showAndWait();
    if (result.isPresent()) {
      String actualresult = result.toString().replaceAll("Optional", "");
      actualresult = actualresult.replaceAll("[^a-zA-Z0-9]", "");
      list1.add(actualresult);
    }
  }
  @Override
  public String serializeResult(
      final Optional<Object> o,
      final ResultCode code,
      final Optional<RequestMessage> requestMessage) {
    try {
      final Map<String, Object> result = new HashMap<>();
      result.put(TOKEN_CODE, code.getValue());
      result.put(TOKEN_RESULT, o.isPresent() ? o.get() : null);
      result.put(
          TOKEN_REQUEST, requestMessage.isPresent() ? requestMessage.get().getRequestId() : null);

      return mapper.writeValueAsString(result);
    } catch (Exception ex) {
      logger.warn(
          "Result [{}] could not be serialized by {}.",
          o.toString(),
          JsonMessageSerializerV1d0.class.getName());
      throw new RuntimeException("Error during serialization.", ex);
    }
  }