public virtual object Execute(ICommandContext commandContext)
{
IExecutionEntityManager executionEntityManager = commandContext.ExecutionEntityManager;
IExecutionEntity processInstance = executionEntityManager.FindById <IExecutionEntity>(processInstanceId);
if (processInstance == null)
{
throw new ActivitiObjectNotFoundException("Cannot find process instance with id " + processInstanceId, typeof(IExecutionEntity));
}
IIdentityLinkEntityManager identityLinkEntityManager = commandContext.IdentityLinkEntityManager;
identityLinkEntityManager.AddIdentityLink(processInstance, userId, groupId, type);
commandContext.HistoryManager.CreateProcessInstanceIdentityLinkComment(processInstanceId, userId, groupId, type, true);
return(null);
}
public virtual void DeleteDataForExecution(IExecutionEntity executionEntity, string deleteReason, bool cancel)
{
// To start, deactivate the current incoming execution
executionEntity.Ended = true;
executionEntity.IsActive = false;
bool enableExecutionRelationshipCounts = IsExecutionRelatedEntityCountEnabled(executionEntity);
if (executionEntity.Id.Equals(executionEntity.ProcessInstanceId) && (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).IdentityLinkCount > 0)))
{
IIdentityLinkEntityManager identityLinkEntityManager = IdentityLinkEntityManager;
ICollection <IIdentityLinkEntity> identityLinks = identityLinkEntityManager.FindIdentityLinksByProcessInstanceId(executionEntity.ProcessInstanceId);
foreach (IIdentityLinkEntity identityLink in identityLinks)
{
identityLinkEntityManager.Delete(identityLink);
}
}
// Get variables related to execution and delete them
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).VariableCount > 0))
{
ICollection <IVariableInstance> executionVariables = executionEntity.VariableInstancesLocal.Values;
foreach (IVariableInstance variableInstance in executionVariables)
{
if (variableInstance is IVariableInstanceEntity variableInstanceEntity)
{
IVariableInstanceEntityManager variableInstanceEntityManager = VariableInstanceEntityManager;
variableInstanceEntityManager.Delete(variableInstanceEntity);
if (variableInstanceEntity.ByteArrayRef != null && variableInstanceEntity.ByteArrayRef.Id is object)
{
ByteArrayEntityManager.DeleteByteArrayById(variableInstanceEntity.ByteArrayRef.Id);
}
}
}
}
// Delete current user tasks
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).TaskCount > 0))
{
ITaskEntityManager taskEntityManager = TaskEntityManager;
ICollection <ITaskEntity> tasksForExecution = taskEntityManager.FindTasksByExecutionId(executionEntity.Id);
foreach (ITaskEntity taskEntity in tasksForExecution)
{
taskEntityManager.DeleteTask(taskEntity, deleteReason, false, cancel);
}
}
// Delete jobs
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).TimerJobCount > 0))
{
ITimerJobEntityManager timerJobEntityManager = TimerJobEntityManager;
ICollection <ITimerJobEntity> timerJobsForExecution = timerJobEntityManager.FindJobsByExecutionId(executionEntity.Id);
foreach (ITimerJobEntity job in timerJobsForExecution)
{
timerJobEntityManager.Delete(job);
if (EventDispatcher.Enabled)
{
EventDispatcher.DispatchEvent(ActivitiEventBuilder.CreateEntityEvent(ActivitiEventType.JOB_CANCELED, job));
}
}
}
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).JobCount > 0))
{
IJobEntityManager jobEntityManager = JobEntityManager;
ICollection <IJobEntity> jobsForExecution = jobEntityManager.FindJobsByExecutionId(executionEntity.Id);
foreach (IJobEntity job in jobsForExecution)
{
JobEntityManager.Delete(job);
if (EventDispatcher.Enabled)
{
EventDispatcher.DispatchEvent(ActivitiEventBuilder.CreateEntityEvent(ActivitiEventType.JOB_CANCELED, job));
}
}
}
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).SuspendedJobCount > 0))
{
ISuspendedJobEntityManager suspendedJobEntityManager = SuspendedJobEntityManager;
ICollection <ISuspendedJobEntity> suspendedJobsForExecution = suspendedJobEntityManager.FindJobsByExecutionId(executionEntity.Id);
foreach (ISuspendedJobEntity job in suspendedJobsForExecution)
{
suspendedJobEntityManager.Delete(job);
if (EventDispatcher.Enabled)
{
EventDispatcher.DispatchEvent(ActivitiEventBuilder.CreateEntityEvent(ActivitiEventType.JOB_CANCELED, job));
}
}
}
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).DeadLetterJobCount > 0))
{
IDeadLetterJobEntityManager deadLetterJobEntityManager = DeadLetterJobEntityManager;
ICollection <IDeadLetterJobEntity> deadLetterJobsForExecution = deadLetterJobEntityManager.FindJobsByExecutionId(executionEntity.Id);
foreach (IDeadLetterJobEntity job in deadLetterJobsForExecution)
{
deadLetterJobEntityManager.Delete(job);
if (EventDispatcher.Enabled)
{
EventDispatcher.DispatchEvent(ActivitiEventBuilder.CreateEntityEvent(ActivitiEventType.JOB_CANCELED, job));
}
}
}
// Delete event subscriptions
if (!enableExecutionRelationshipCounts || (enableExecutionRelationshipCounts && ((ICountingExecutionEntity)executionEntity).EventSubscriptionCount > 0))
{
IEventSubscriptionEntityManager eventSubscriptionEntityManager = EventSubscriptionEntityManager;
IList <IEventSubscriptionEntity> eventSubscriptions = eventSubscriptionEntityManager.FindEventSubscriptionsByExecution(executionEntity.Id);
foreach (IEventSubscriptionEntity eventSubscription in eventSubscriptions)
{
eventSubscriptionEntityManager.Delete(eventSubscription);
}
}
}
