Example usage for com.liferay.portal.workflow.kaleo.model KaleoInstance getRootKaleoInstanceToken

Introduction

In this page you can find the example usage for com.liferay.portal.workflow.kaleo.model KaleoInstance getRootKaleoInstanceToken.

Prototype

public KaleoInstanceToken getRootKaleoInstanceToken(java.util.Map<String, java.io.Serializable> workflowContext,
            com.liferay.portal.kernel.service.ServiceContext serviceContext)
            throws com.liferay.portal.kernel.exception.PortalException;

Source Link

Usage

From source file:de.hofuniversity.iisys.liferay.workflows.LoggingWorkflowEngine.java

License:Open Source License

@Override
public List<String> getNextTransitionNames(long workflowInstanceId, ServiceContext serviceContext)
        throws WorkflowException {

    try {// w  w w .  j  a v  a2  s . com
        fLogger.println("WorkflowEngine.getNextTransitionNames");
        fLogger.println("\tworkflowInstanceId: " + workflowInstanceId);
        fLogger.println("\tserviceContext:");
        logServiceContext(serviceContext, "\t\t");

        KaleoInstance kaleoInstance = kaleoInstanceLocalService.getKaleoInstance(workflowInstanceId);

        KaleoInstanceToken rootKaleoInstanceToken = kaleoInstance.getRootKaleoInstanceToken(null,
                serviceContext);

        List<String> transitionNames = new ArrayList<>();

        getNextTransitionNames(rootKaleoInstanceToken, transitionNames);

        if (transitionNames != null) {
            fLogger.println("\tRETURN transitionNames:");
            for (String name : transitionNames) {
                fLogger.println("\t\t" + name);
            }
        }

        fLogger.flush();

        return transitionNames;
    } catch (Exception e) {
        throw new WorkflowException(e);
    }
}

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From source file:de.hofuniversity.iisys.liferay.workflows.LoggingWorkflowEngine.java

License:Open Source License

@Override
public WorkflowInstance startWorkflowInstance(String workflowDefinitionName, Integer workflowDefinitionVersion,
        final String transitionName, Map<String, Serializable> workflowContext, ServiceContext serviceContext)
        throws WorkflowException {

    fLogger.println("WorkflowEngine.startWorkflowInstance");
    fLogger.println("\tworkflowDefinitionName: " + workflowDefinitionName);
    fLogger.println("\tworkflowDefinitionVersion: " + workflowDefinitionVersion);
    fLogger.println("\ttransitionName: " + transitionName);
    fLogger.println("\tworkflowContext:");
    logMap(workflowContext, "\t\t");
    fLogger.println("\tserviceContext:");
    logServiceContext(serviceContext, "\t\t");

    try {//from   ww  w. j  a v  a2 s  . c o  m
        KaleoDefinition kaleoDefinition = kaleoDefinitionLocalService.getKaleoDefinition(workflowDefinitionName,
                workflowDefinitionVersion, serviceContext);

        if (!kaleoDefinition.isActive()) {
            throw new WorkflowException("Inactive workflow definition with name " + workflowDefinitionName
                    + " and version " + workflowDefinitionVersion);
        }

        KaleoNode kaleoStartNode = kaleoDefinition.getKaleoStartNode();

        if (Validator.isNotNull(transitionName)) {

            // Validate that the transition actually exists before moving
            // forward

            kaleoStartNode.getKaleoTransition(transitionName);
        }

        long scopeGroupId = serviceContext.getScopeGroupId();

        if (scopeGroupId != WorkflowConstants.DEFAULT_GROUP_ID) {
            Group group = _groupLocalService.getGroup(scopeGroupId);

            if (group.isLayout()) {
                group = _groupLocalService.getGroup(group.getParentGroupId());

                serviceContext.setScopeGroupId(group.getGroupId());
            }
        }

        KaleoInstance kaleoInstance = kaleoInstanceLocalService.addKaleoInstance(
                kaleoDefinition.getKaleoDefinitionId(), kaleoDefinition.getName(), kaleoDefinition.getVersion(),
                workflowContext, serviceContext);

        KaleoInstanceToken rootKaleoInstanceToken = kaleoInstance.getRootKaleoInstanceToken(workflowContext,
                serviceContext);

        rootKaleoInstanceToken.setCurrentKaleoNode(kaleoStartNode);

        kaleoLogLocalService.addWorkflowInstanceStartKaleoLog(rootKaleoInstanceToken, serviceContext);

        final ExecutionContext executionContext = new ExecutionContext(rootKaleoInstanceToken, workflowContext,
                serviceContext);

        TransactionCommitCallbackUtil.registerCallback(new Callable<Void>() {

            @Override
            public Void call() throws Exception {
                try {
                    _kaleoSignaler.signalEntry(transitionName, executionContext);
                } catch (Exception e) {
                    throw new WorkflowException("Unable to start workflow", e);
                }

                return null;
            }

        });

        WorkflowInstance instance = _kaleoWorkflowModelConverter.toWorkflowInstance(kaleoInstance,
                rootKaleoInstanceToken, workflowContext);

        fLogger.println("\tRETURN instance:");
        logWfInstance(instance, "\t\t");

        fLogger.flush();

        return instance;
    } catch (Exception e) {
        throw new WorkflowException(e);
    }
}

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