public override void OnActivityExecuted(WorkflowContext workflowContext, ActivityContext activityContext)
{
// for blocking activities only
if (!activityContext.Activity.IsEvent)
{
return;
}
// activity records pointing to the executed activity
var inboundActivities = workflowContext.GetInboundTransitions(activityContext.Record);
// if a direct target of a Branch Activity is executed, then suppress all other direct waiting activities
var parentBranchActivities = inboundActivities
.Where(x => x.SourceActivityRecord.Name == this.Name)
.Select(x => x.SourceActivityRecord)
.ToList();
if (parentBranchActivities.Any())
{
foreach (var parentBranch in parentBranchActivities)
{
// remove all other waiting activities after the parent branch
var siblings = workflowContext.GetOutboundTransitions(parentBranch).Select(x => x.DestinationActivityRecord).ToList();
var awaitings = workflowContext.Record.AwaitingActivities.Where(x => siblings.Contains(x.ActivityRecord)).ToList();
foreach (var awaiting in awaitings)
{
workflowContext.Record.AwaitingActivities.Remove(awaiting);
}
}
}
}
public override void OnActivityExecuted(WorkflowContext workflowContext, ActivityContext activityContext) {
// for blocking activities only
if (!activityContext.Activity.IsEvent) {
return;
}
// activity records pointing to the executed activity
var inboundActivities = workflowContext.GetInboundTransitions(activityContext.Record);
// if a direct target of a Branch Activity is executed, then suppress all other direct waiting activities
var parentBranchActivities = inboundActivities
.Where(x => x.SourceActivityRecord.Name == this.Name)
.Select(x => x.SourceActivityRecord)
.ToList();
if (parentBranchActivities.Any()) {
foreach (var parentBranch in parentBranchActivities) {
// remove all other waiting activities after the parent branch
var siblings = workflowContext.GetOutboundTransitions(parentBranch).Select(x => x.DestinationActivityRecord).ToList();
var awaitings = workflowContext.Record.AwaitingActivities.Where(x => siblings.Contains(x.ActivityRecord));
foreach (var awaiting in awaitings) {
workflowContext.Record.AwaitingActivities.Remove(awaiting);
}
}
}
}
public override IEnumerable<LocalizedString> Execute(WorkflowContext workflowContext, ActivityContext activityContext) {
// wait for all incoming branches to trigger the Execute before returning the result
var branchesState = workflowContext.GetStateFor<string>(activityContext.Record, "Branches");
if (String.IsNullOrWhiteSpace(branchesState)) {
yield break;
}
var branches = GetBranches(branchesState);
var inboundActivities = workflowContext.GetInboundTransitions(activityContext.Record);
var done = inboundActivities
.All(x => branches.Contains(GetTransitionKey(x)));
if(done) {
yield return T("Done");
}
}
public override IEnumerable <LocalizedString> Execute(WorkflowContext workflowContext, ActivityContext activityContext)
{
// wait for all incoming branches to trigger the Execute before returning the result
var branchesState = workflowContext.GetStateFor <string>(activityContext.Record, "Branches");
if (String.IsNullOrWhiteSpace(branchesState))
{
yield break;
}
var branches = GetBranches(branchesState);
var inboundActivities = workflowContext.GetInboundTransitions(activityContext.Record);
var done = inboundActivities
.All(x => branches.Contains(GetTransitionKey(x)));
if (done)
{
yield return(T("Done"));
}
}
