Example usage for com.liferay.portal.kernel.workflow WorkflowException WorkflowException

Introduction

In this page you can find the example usage for com.liferay.portal.kernel.workflow WorkflowException WorkflowException.

Prototype

public WorkflowException(String msg, Throwable cause) 

Source Link

Usage

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

License:Open Source License

@Override
public WorkflowInstance signalWorkflowInstance(long workflowInstanceId, final String transitionName,
        Map<String, Serializable> workflowContext, ServiceContext serviceContext) throws WorkflowException {

    try {/*from ww  w. ja va2  s . co  m*/

        fLogger.println("WorkflowEngine.signalWorkflowInstance");
        fLogger.println("\tworkflowInstanceId: " + workflowInstanceId);
        fLogger.println("\ttransitionName: " + transitionName);
        fLogger.println("\tworkflowContext:");
        logMap(workflowContext, "\t\t");
        fLogger.println("\tserviceContext:");
        logServiceContext(serviceContext, "\t\t");

        KaleoInstance kaleoInstance = doUpdateContext(workflowInstanceId, workflowContext, serviceContext);

        KaleoInstanceToken kaleoInstanceToken = kaleoInstance.getRootKaleoInstanceToken(serviceContext);

        if (Validator.isNotNull(transitionName)) {

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

            KaleoNode currentKaleoNode = kaleoInstanceToken.getCurrentKaleoNode();

            currentKaleoNode.getKaleoTransition(transitionName);
        }

        serviceContext.setScopeGroupId(kaleoInstanceToken.getGroupId());

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

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

            @Override
            public Void call() throws Exception {
                try {
                    _kaleoSignaler.signalExit(transitionName, executionContext);
                } catch (Exception e) {
                    throw new WorkflowException("Unable to signal next transition", e);
                }

                return null;
            }

        });

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

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

        fLogger.flush();

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

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