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feat: add sleeping barber example #15

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8aa21b4
feat: add initial implementation for sleeping barber example
AlexZangerle Dec 16, 2025
60035c3
style: clean up sleeping barber example
AlexZangerle Dec 16, 2025
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59 changes: 59 additions & 0 deletions sleepingBarber/barber.pkl
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import
"https://raw.githubusercontent.com/CollaborativeStateMachines/Cirrina/refs/heads/develop/src/main/resources/pkl/csm/Csml.pkl"

class StateMachine extends Csml.StateMachineDescription {
name = "barber"
states {
new {
name = "sleeping"
initial = true
entry {
new Csml.RaiseActionDescription {
event {
name = "statusSleeping"
channel = "global"
}
}
}
on {
new {
event = "enter"
target = "cutting"
}
}
}
new {
name = "cutting"
always {
new {
guards {
new {
expression = "utility:busyWait(1000) == 1000"
}
}
actions {
new Csml.RaiseActionDescription {
event {
name = "done"
data {
new {
name = "customer"
value = "$customer"
}
}
channel = "global"
}
}
new Csml.RaiseActionDescription {
event {
name = "getNext"
channel = "global"
}
}
}
target = "sleeping"
}
}
}
}
}
127 changes: 127 additions & 0 deletions sleepingBarber/customer.pkl
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import "https://raw.githubusercontent.com/CollaborativeStateMachines/Cirrina/refs/heads/develop/src/main/resources/pkl/csm/Csml.pkl"

class StateMachine extends Csml.StateMachineDescription {
name = "customer"
local self = this
localContext {
variables {
new {
name = "counter"
value = "0"
}
}
}
states {
new {
name = "init"
initial = true
on {
new {
event = "ready"
target = "requestHaircut"
}
}
}
new {
name = "requestHaircut"
entry {
new Csml.RaiseActionDescription {
event {
name = "customerEnter"
data {
new {
name = "customer"
value = self.name
}
}
channel = "global"
}
}
}
on {
new {
event = "full"
guards {
new {
expression = "$customer == \(self.name)"
}
}
target = "requestHaircut"
}
new {
event = "enter"
guards {
new {
expression = "$customer == \(self.name)"
}
}
target = "gettingHaircut"
}
new {
event = "waiting"
guards {
new {
expression = "$customer == \(self.name)"
}
}
target = "waiting"
}
}
}
new {
name = "gettingHaircut"
entry {
new Csml.AssignActionDescription {
variable = new {
name = "counter"
value = "counter + 1"
}
}
}
on {
new {
event = "done"
guards {
new {
expression = "$customer == \(self.name)"
}
new {
expression = "counter < 333"
}
}
target = "requestHaircut"
}
new {
event = "done"
guards {
new {
expression = "$customer == \(self.name)"
}
new {
expression = "counter >= 333"
}
}
target = "leave"
}
}
}
new {
name = "waiting"
on {
new {
event = "enter"
guards {
new {
expression = "$customer == \(self.name)"
}
}
target = "gettingHaircut"
}
}
}
new {
name = "leave"
terminal = true
}
}
}
1 change: 1 addition & 0 deletions sleepingBarber/defs.pkl
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customers = List("1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15")
16 changes: 16 additions & 0 deletions sleepingBarber/main.pkl
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amends "https://raw.githubusercontent.com/CollaborativeStateMachines/Cirrina/refs/heads/develop/src/main/resources/pkl/csm/Csml.pkl"

import "barber.pkl"
import "customer.pkl"
import "defs.pkl"
import "waitingRoom.pkl"

name = "benchmark"
version = "3.0.0"
stateMachines {
new barber.StateMachine {}
for (_def in defs.customers) {
new customer.StateMachine { name = _def }
}
new waitingRoom.StateMachine {}
}
3 changes: 3 additions & 0 deletions sleepingBarber/services.pkl
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amends "https://raw.githubusercontent.com/CollaborativeStateMachines/Cirrina/refs/heads/develop/src/main/resources/pkl/csm/ServiceImplementationBindings.pkl"

bindings {}
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