@startuml participant A participant B participant Data participant Singleflight A->Data: Mod 1 A->Singleflight: Do Singleflight->Calc: call Calc->Data: Get Data->Calc: Response activate Calc B->Data: Mod 2 B->Singleflight: Do Calc->Singleflight: Response deactivate Calc activate Singleflight Singleflight->B: Response B->Singleflight: Do Singleflight->B: Response Singleflight->A: Response deactivate Singleflight @enduml
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amiga
aws-orange
black-knight
bluegray
blueprint
cerulean-outline
cerulean
crt-amber
crt-green
cyborg-outline
cyborg
hacker
lightgray
mars
materia-outline
materia
metal
mimeograph
minty
plain
reddress-darkblue
reddress-darkgreen
reddress-darkorange
reddress-darkred
reddress-lightblue
reddress-lightgreen
reddress-lightorange
reddress-lightred
sandstone
silver
sketchy-outline
sketchy
spacelab
spacelab-white
superhero-outline
superhero
toy
united
vibrant
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PNG
SVG
ASCII Art