How to use

getRename

method

in

org.wso2.siddhi.query.api.execution.query.selection.OutputAttribute

private void checkSelection(OutputAttribute newAttribute) {
  for (OutputAttribute attribute : selectionList) {
    if (attribute.getRename().equals(newAttribute.getRename())) {
      throw new DuplicateAttributeException(newAttribute.getRename() + " is already defined as an output " +
          "attribute ", newAttribute.getQueryContextStartIndex(), attribute.getQueryContextEndIndex());
    }
  }
}

private void checkSelection(OutputAttribute newAttribute) {
  for (OutputAttribute attribute : selectionList) {
    if (attribute.getRename().equals(newAttribute.getRename())) {
      throw new DuplicateAttributeException(newAttribute.getRename() + " is already defined as an output " +
          "attribute ", newAttribute.getQueryContextStartIndex(), attribute.getQueryContextEndIndex());
    }
  }
}

  private static List<StreamColumn> convertOutputStreamColumns(List<OutputAttribute> outputAttributeList) {
    return outputAttributeList.stream().map(outputAttribute -> {
      StreamColumn streamColumn = new StreamColumn();
      streamColumn.setName(outputAttribute.getRename());
      streamColumn.setDescription(outputAttribute.getExpression().toString());
      return streamColumn;
    }).collect(Collectors.toList());
  }
}

List<OutputAttribute> list = query.getSelector().getSelectionList();
for (OutputAttribute output : list) {
  outputFields.add(output.getRename());

  /**
   * Generates a SelectedAttribute object from the given Siddhi OutputAttribute
   * @param outputAttribute                   Siddhi OutputAttribute object
   * @return                                  SelectedAttribute object
   * @throws DesignGenerationException        Error while getting the definition of the OutputAttribute
   */
  private SelectedAttribute generateSelectedAttribute(OutputAttribute outputAttribute)
      throws DesignGenerationException {
    SelectedAttribute selectedAttribute =
        new SelectedAttribute(
            ConfigBuildingUtilities.getDefinition(outputAttribute.getExpression(), siddhiAppString),
            outputAttribute.getRename());
    preserveAndBindCodeSegment(outputAttribute, selectedAttribute);
    return selectedAttribute;

  }
}