Examples with PreviousValueDTO org.apache.nifi.web.api.dto.PreviousValueDTO used on opensource projects

Example 1 with PreviousValueDTO

use of org.apache.nifi.web.api.dto.PreviousValueDTO in project nifi by apache.

the class StandardNiFiServiceFacade method getComponentHistory.

@Override
public ComponentHistoryDTO getComponentHistory(final String componentId) {
    final Map<String, PropertyHistoryDTO> propertyHistoryDtos = new LinkedHashMap<>();
    final Map<String, List<PreviousValue>> propertyHistory = auditService.getPreviousValues(componentId);
    for (final Map.Entry<String, List<PreviousValue>> entry : propertyHistory.entrySet()) {
        final List<PreviousValueDTO> previousValueDtos = new ArrayList<>();
        for (final PreviousValue previousValue : entry.getValue()) {
            final PreviousValueDTO dto = new PreviousValueDTO();
            dto.setPreviousValue(previousValue.getPreviousValue());
            dto.setTimestamp(previousValue.getTimestamp());
            dto.setUserIdentity(previousValue.getUserIdentity());
            previousValueDtos.add(dto);
        }
        if (!previousValueDtos.isEmpty()) {
            final PropertyHistoryDTO propertyHistoryDto = new PropertyHistoryDTO();
            propertyHistoryDto.setPreviousValues(previousValueDtos);
            propertyHistoryDtos.put(entry.getKey(), propertyHistoryDto);
        }
    }
    final ComponentHistoryDTO history = new ComponentHistoryDTO();
    history.setComponentId(componentId);
    history.setPropertyHistory(propertyHistoryDtos);
    return history;
}