protected internal virtual bool activatesGateway(ActivityExecution execution, PvmActivity gatewayActivity)
{
int numExecutionsGuaranteedToActivate = gatewayActivity.IncomingTransitions.Count;
ActivityExecution scopeExecution = execution.Scope ? execution : execution.Parent;
IList <ActivityExecution> executionsAtGateway = execution.findInactiveConcurrentExecutions(gatewayActivity);
if (executionsAtGateway.Count >= numExecutionsGuaranteedToActivate)
{
return(true);
}
else
{
ICollection <ActivityExecution> executionsNotAtGateway = getLeafExecutions(scopeExecution);
//JAVA TO C# CONVERTER TODO TASK: There is no .NET equivalent to the java.util.Collection 'removeAll' method:
executionsNotAtGateway.removeAll(executionsAtGateway);
foreach (ActivityExecution executionNotAtGateway in executionsNotAtGateway)
{
if (canReachActivity(executionNotAtGateway, gatewayActivity))
{
return(false);
}
}
// if no more token may arrive, then activate
return(true);
}
}
protected internal virtual bool allExecutionsEnded(ActivityExecution scopeExecution, ActivityExecution endedExecution)
{
int numberOfInactiveConcurrentExecutions = endedExecution.findInactiveConcurrentExecutions(endedExecution.Activity).Count;
int concurrentExecutions = scopeExecution.Executions.Count;
// no active instances exist and all concurrent executions are inactive
return(getLocalLoopVariable(scopeExecution, NUMBER_OF_ACTIVE_INSTANCES) <= 0 && numberOfInactiveConcurrentExecutions == concurrentExecutions);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public void execute(org.camunda.bpm.engine.impl.pvm.delegate.ActivityExecution execution) throws Exception
public virtual void execute(ActivityExecution execution)
{
execution.inactivate();
lockConcurrentRoot(execution);
PvmActivity activity = execution.Activity;
if (activatesGateway(execution, activity))
{
LOG.activityActivation(activity.Id);
IList <ActivityExecution> joinedExecutions = execution.findInactiveConcurrentExecutions(activity);
string defaultSequenceFlow = (string)execution.Activity.getProperty("default");
IList <PvmTransition> transitionsToTake = new List <PvmTransition>();
// find matching non-default sequence flows
foreach (PvmTransition outgoingTransition in execution.Activity.OutgoingTransitions)
{
if (string.ReferenceEquals(defaultSequenceFlow, null) || !outgoingTransition.Id.Equals(defaultSequenceFlow))
{
Condition condition = (Condition)outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
if (condition == null || condition.evaluate(execution))
{
transitionsToTake.Add(outgoingTransition);
}
}
}
// if none found, add default flow
if (transitionsToTake.Count == 0)
{
if (!string.ReferenceEquals(defaultSequenceFlow, null))
{
PvmTransition defaultTransition = execution.Activity.findOutgoingTransition(defaultSequenceFlow);
if (defaultTransition == null)
{
throw LOG.missingDefaultFlowException(execution.Activity.Id, defaultSequenceFlow);
}
transitionsToTake.Add(defaultTransition);
}
else
{
// No sequence flow could be found, not even a default one
throw LOG.stuckExecutionException(execution.Activity.Id);
}
}
// take the flows found
execution.leaveActivityViaTransitions(transitionsToTake, joinedExecutions);
}
else
{
LOG.noActivityActivation(activity.Id);
}
}
public virtual void execute(ActivityExecution execution)
{
PvmActivity activity = execution.Activity;
IList <PvmTransition> outgoingTransitions = execution.Activity.OutgoingTransitions;
execution.inactivate();
IList <ActivityExecution> joinedExecutions = execution.findInactiveConcurrentExecutions(activity);
int nbrOfExecutionsToJoin = execution.Activity.IncomingTransitions.Count;
int nbrOfExecutionsJoined = joinedExecutions.Count;
if (nbrOfExecutionsJoined == nbrOfExecutionsToJoin)
{
LOG.debug("parallel gateway '" + activity.Id + "' activates: " + nbrOfExecutionsJoined + " of " + nbrOfExecutionsToJoin + " joined");
execution.leaveActivityViaTransitions(outgoingTransitions, joinedExecutions);
}
else
{
LOG.debug("parallel gateway '" + activity.Id + "' does not activate: " + nbrOfExecutionsJoined + " of " + nbrOfExecutionsToJoin + " joined");
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public void execute(org.camunda.bpm.engine.impl.pvm.delegate.ActivityExecution execution) throws Exception
public virtual void execute(ActivityExecution execution)
{
// Join
PvmActivity activity = execution.Activity;
IList <PvmTransition> outgoingTransitions = execution.Activity.OutgoingTransitions;
execution.inactivate();
lockConcurrentRoot(execution);
IList <ActivityExecution> joinedExecutions = execution.findInactiveConcurrentExecutions(activity);
int nbrOfExecutionsToJoin = execution.Activity.IncomingTransitions.Count;
int nbrOfExecutionsJoined = joinedExecutions.Count;
if (nbrOfExecutionsJoined == nbrOfExecutionsToJoin)
{
// Fork
LOG.activityActivation(activity.Id, nbrOfExecutionsJoined, nbrOfExecutionsToJoin);
execution.leaveActivityViaTransitions(outgoingTransitions, joinedExecutions);
}
else
{
LOG.noActivityActivation(activity.Id, nbrOfExecutionsJoined, nbrOfExecutionsToJoin);
}
}