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

Example 11 with ProcessGroupFlowDTO

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

the class JerseyFlowClient method getSuggestedProcessGroupCoordinates.

@Override
public ProcessGroupBox getSuggestedProcessGroupCoordinates(final String parentId) throws NiFiClientException, IOException {
    if (StringUtils.isBlank(parentId)) {
        throw new IllegalArgumentException("Process group id cannot be null");
    }
    final ProcessGroupFlowEntity processGroup = getProcessGroup(parentId);
    final ProcessGroupFlowDTO processGroupFlowDTO = processGroup.getProcessGroupFlow();
    final FlowDTO flowDTO = processGroupFlowDTO.getFlow();
    final List<ComponentEntity> pgComponents = new ArrayList<>();
    pgComponents.addAll(flowDTO.getProcessGroups());
    pgComponents.addAll(flowDTO.getProcessors());
    pgComponents.addAll(flowDTO.getRemoteProcessGroups());
    pgComponents.addAll(flowDTO.getConnections());
    pgComponents.addAll(flowDTO.getFunnels());
    pgComponents.addAll(flowDTO.getInputPorts());
    pgComponents.addAll(flowDTO.getOutputPorts());
    pgComponents.addAll(flowDTO.getLabels());
    final Set<PositionDTO> positions = pgComponents.stream().map(ComponentEntity::getPosition).collect(Collectors.toSet());
    if (positions.isEmpty()) {
        return ProcessGroupBox.CANVAS_CENTER;
    }
    final List<ProcessGroupBox> coords = positions.stream().filter(Objects::nonNull).map(p -> new ProcessGroupBox(p.getX().intValue(), p.getY().intValue())).collect(Collectors.toList());
    final ProcessGroupBox freeSpot = coords.get(0).findFreeSpace(coords);
    return freeSpot;
}

Example 12 with ProcessGroupFlowDTO

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

the class FlowResource method populateRemainingFlowContent.

/**
 * Populates the remaining fields in the specified process group.
 *
 * @param flow group
 * @return group dto
 */
private ProcessGroupFlowDTO populateRemainingFlowContent(ProcessGroupFlowDTO flow) {
    FlowDTO flowStructure = flow.getFlow();
    // populate the remaining fields for the processors, connections, process group refs, remote process groups, and labels if appropriate
    if (flowStructure != null) {
        populateRemainingFlowStructure(flowStructure);
    }
    // set the process group uri
    flow.setUri(generateResourceUri("flow", "process-groups", flow.getId()));
    return flow;
}