examples/org.eclipse.etrice.examples.java/model/dynamicactors5/DynAct5.room

RoomModel DynAct5 {
	
	import etrice.api.types.string
	
	LogicalSystem LS {
		SubSystemRef main: Main
	}
	
	SubSystemClass Main {
		ActorRef appl: Appl
		
		LogicalThread dflt_thread
	}
	
	ActorClass Appl {
		Structure {
			ActorRef cont: Container
		}
		Behavior { }
	}
	
	ActorClass Container {
		Structure {
			conjugated Port p0: PC
			optional ActorRef opt: Optional
			
			Binding p0 and opt.p0
		}
		Behavior {
			// this method prints the passed message and then dumps the object tree consisting of actors and ports
			Operation dumpTree(msg: string) '''
				System.out.println(msg);
				System.out.println(((org.eclipse.etrice.runtime.java.messaging.RTObject)getRoot()).toStringRecursive());'''
			
			StateMachine {
				Transition init: initial -> CreateOptional { }
				Transition tr0: CreateOptional -> Done {
					triggers {
						<hello: p0>
					}
					action '''
						System.out.println(transitionData+"\n");
						opt.destroyOptionalActor();
						dumpTree("after deletion of Optional2");''' }
				State CreateOptional {
					entry '''
						opt.createOptionalActor("Optional", getThread());
						p0.sayHello();'''
				}
				State Done {
					entry '''System.out.println("Done, enter 'quit' to exit"); '''
				}
			}
		}
	}
	
	// the class that is referenced as optional by the Container
	// It has an external end port and implements the behavior itself
	ActorClass Optional {
		Interface {
			Port p0: PC
		}
		Structure {
			external Port p0
		}
		Behavior {
			StateMachine {
				Transition init: initial -> Ready { }
				Transition tr0: Ready -> Ready {
					triggers {
						<sayHello: p0>
					}
					action '''p0.hello("this is AC1, instance "+getInstancePath());'''
				}
				State Ready
			}
		}
	}
	
	// a simple protocol that is used to demonstrate that actors are connected
	ProtocolClass PC {
		incoming {
			Message sayHello()
		}
		outgoing {
			Message hello(string)
		}
	}
}