@startuml
autonumber " <b>#</b> "
skinparam shadowing false
skinparam sequence {
ArrowColor Black
ActorBorderColor Black
LifeLineBorderColor Black
LifeLineBackgroundColor Black
ParticipantBorderColor Black
}
skinparam ControlBorderColor White
skinparam ControlBackgroundColor White
participant "W(0)" as A0 order 10100
activate A0 #CadetBlue
participant "S" as A1 order 110200
activate A1 #MediumPurple
participant "C(0)" as A2 order 210300
activate A2 #CadetBlue
participant "C(1)" as A3 order 220400
activate A3 #CadetBlue
rnote over A0 : IDL
/ rnote over A2 : RUN
/ rnote over A3 : RUN
autonumber stop
[<[#White]-- A0
autonumber resume
deactivate A2
note over A2 : Need
control " " as T0 order 210299
A2 -> T0 : Task(client=0)
activate T0 #Silver
activate A2 #CadetBlue
rnote over A2 : BLK
autonumber stop
[<[#White]-- A0
autonumber resume
deactivate A3
note over A3 : Need
control " " as T1 order 220399
A3 -> T1 : Task(client=1)
activate T1 #Silver
activate A3 #CadetBlue
rnote over A3 : BLK
T0 -> A1 : Task(client=0)
deactivate T0
A1 -[#Crimson]> A0 : Task(client=0)
deactivate A0
autonumber stop
[<[#White]-- A0
autonumber resume
activate A0 #CadetBlue
rnote over A0 : WRK(C=0)
autonumber stop
[<[#White]-- A0
autonumber resume
deactivate A0
note over A0 : Completed
control " " as T2 order 10101
A0 -> T2 : Result
activate T2 #Silver
activate A0 #CadetBlue
rnote over A0 : IDL
T1 -> A1 : Task(client=1)
deactivate T1
A1 -[#Crimson]> A0 : Task(client=1)
deactivate A0
autonumber stop
[<[#White]-- A0
autonumber resume
activate A0 #CadetBlue
rnote over A0 : WRK(C=1)
autonumber stop
[<[#White]-- A0
autonumber resume
deactivate A0
note over A0 : Completed
A0 -> A3 : Result
deactivate A3
autonumber stop
[<[#White]-- A0
autonumber resume
activate A0 #CadetBlue
activate A3 #CadetBlue
rnote over A0 : IDL
/ rnote over A3 : RUN
T2 -> A2 : Result
deactivate T2
deactivate A2
autonumber stop
[<[#White]-- A0
autonumber resume
activate A2 #CadetBlue
rnote over A2 : RUN
autonumber stop
[<[#White]-- A0
autonumber resume
deactivate A0
deactivate A1
deactivate A2
deactivate A3
@enduml