Java Code Examples for org.apache.nifi.groups.ProcessGroup#addProcessGroup()

The following examples show how to use org.apache.nifi.groups.ProcessGroup#addProcessGroup() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: StandardProcessGroupDAO.java From localization_nifi with Apache License 2.0

6 votes

@Override
public ProcessGroup createProcessGroup(String parentGroupId, ProcessGroupDTO processGroup) {
    if (processGroup.getParentGroupId() != null && !flowController.areGroupsSame(processGroup.getParentGroupId(), parentGroupId)) {
        throw new IllegalArgumentException("Cannot specify a different Parent Group ID than the Group to which the Process Group is being added.");
    }

    // get the parent group
    ProcessGroup parentGroup = locateProcessGroup(flowController, parentGroupId);

    // create the process group
    ProcessGroup group = flowController.createProcessGroup(processGroup.getId());
    group.setName(processGroup.getName());
    if (processGroup.getPosition() != null) {
        group.setPosition(new Position(processGroup.getPosition().getX(), processGroup.getPosition().getY()));
    }

    // add the process group
    group.setParent(parentGroup);
    parentGroup.addProcessGroup(group);

    return group;
}

Example 2

Source File: StandardProcessGroupDAO.java From nifi with Apache License 2.0

5 votes

@Override
public ProcessGroup createProcessGroup(String parentGroupId, ProcessGroupDTO processGroup) {
    final FlowManager flowManager = flowController.getFlowManager();
    if (processGroup.getParentGroupId() != null && !flowManager.areGroupsSame(processGroup.getParentGroupId(), parentGroupId)) {
        throw new IllegalArgumentException("Cannot specify a different Parent Group ID than the Group to which the Process Group is being added.");
    }

    // get the parent group
    ProcessGroup parentGroup = locateProcessGroup(flowController, parentGroupId);

    // create the process group
    ProcessGroup group = flowManager.createProcessGroup(processGroup.getId());
    if (processGroup.getName() != null) {
        group.setName(processGroup.getName());
    }
    if (processGroup.getPosition() != null) {
        group.setPosition(new Position(processGroup.getPosition().getX(), processGroup.getPosition().getY()));
    }

    final ParameterContextReferenceEntity parameterContextReference = processGroup.getParameterContext();
    if (parameterContextReference != null && parameterContextReference.getId() != null) {
        final ParameterContext parameterContext = flowController.getFlowManager().getParameterContextManager().getParameterContext(parameterContextReference.getId());
        group.setParameterContext(parameterContext);
    }

    // add the process group
    group.setParent(parentGroup);
    parentGroup.addProcessGroup(group);

    return group;
}

Example 3

Source File: StandardFlowSynchronizer.java From nifi with Apache License 2.0

4 votes

private ProcessGroup addProcessGroup(final FlowController controller, final ProcessGroup parentGroup, final Element processGroupElement,
        final StringEncryptor encryptor, final FlowEncodingVersion encodingVersion) {

    // get the parent group ID
    final String parentId = (parentGroup == null) ? null : parentGroup.getIdentifier();
    final FlowManager flowManager = controller.getFlowManager();

    // add the process group
    final ProcessGroupDTO processGroupDTO = FlowFromDOMFactory.getProcessGroup(parentId, processGroupElement, encryptor, encodingVersion);
    final ProcessGroup processGroup = flowManager.createProcessGroup(processGroupDTO.getId());
    processGroup.setComments(processGroupDTO.getComments());
    processGroup.setVersionedComponentId(processGroupDTO.getVersionedComponentId());
    processGroup.setPosition(toPosition(processGroupDTO.getPosition()));
    processGroup.setName(processGroupDTO.getName());
    processGroup.setParent(parentGroup);
    if (parentGroup == null) {
        controller.setRootGroup(processGroup);
    } else {
        parentGroup.addProcessGroup(processGroup);
    }

    final String flowfileConcurrencyName = processGroupDTO.getFlowfileConcurrency();
    final String flowfileOutboundPolicyName = processGroupDTO.getFlowfileOutboundPolicy();
    if (flowfileConcurrencyName == null) {
        processGroup.setFlowFileConcurrency(FlowFileConcurrency.UNBOUNDED);
    } else {
        processGroup.setFlowFileConcurrency(FlowFileConcurrency.valueOf(flowfileConcurrencyName));
    }

    if (flowfileOutboundPolicyName == null) {
        processGroup.setFlowFileOutboundPolicy(FlowFileOutboundPolicy.STREAM_WHEN_AVAILABLE);
    } else {
        processGroup.setFlowFileOutboundPolicy(FlowFileOutboundPolicy.valueOf(flowfileOutboundPolicyName));
    }


    final String parameterContextId = getString(processGroupElement, "parameterContextId");
    if (parameterContextId != null) {
        final ParameterContext parameterContext = controller.getFlowManager().getParameterContextManager().getParameterContext(parameterContextId);
        processGroup.setParameterContext(parameterContext);
    }

    addVariables(processGroupElement, processGroup);
    addVersionControlInfo(processGroup, processGroupDTO, controller);
    addControllerServices(processGroupElement, processGroup, controller, encodingVersion);
    addProcessors(processGroupElement, processGroup, controller, encodingVersion);
    addInputPorts(processGroupElement, processGroup, controller);
    addOutputPorts(processGroupElement, processGroup, controller);
    addFunnels(processGroupElement, processGroup, controller);
    addLabels(processGroupElement, processGroup, controller);
    addNestedProcessGroups(processGroupElement, processGroup, controller, encodingVersion);
    addRemoteProcessGroups(processGroupElement, processGroup, controller);
    addConnections(processGroupElement, processGroup, controller);
    addTemplates(processGroupElement, processGroup);

    return processGroup;
}