examples/org.eclipse.etrice.examples.java/model/dynamicactors2/DynAct2.room

RoomModel org.eclipse.etrice.examples.dynamicactors2 {
	
	import room.basic.types.* from "../../../org.eclipse.etrice.modellib.java/model/Types.room"
	
	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
			
			Attribute counter: int32 = "0"
			
			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 printMemory(msg: string) '''
				System.out.println(msg);
				System.out.println("memory,"+(counter++)+","+Runtime.getRuntime().freeMemory());'''
			
			StateMachine {
				Transition init: initial -> CreateOptional2 {
					action '''
						long lDateTime = new java.util.Date().getTime();
						System.out.println("begin: " + lDateTime);
						printMemory("initial");'''
				}
				Transition tr0: CreateOptional2 -> CreateOptional1 {
					triggers {
						<hello: p0>
					}
					action '''
						System.out.println(transitionData+"\n");
						opt.destroyOptionalActor();
						printMemory("after deletion of Optional2");''' }
				Transition tr2: CreateOptional1 -> cp cp0 {
					triggers {
						<hello: p0>
					}
					action '''
						System.out.println(transitionData+"\n");
						opt.destroyOptionalActor();
						printMemory("after deletion of Optional1");''' }
				Transition tr1: cp cp0 -> CreateOptional2
				Transition tr3: cp cp0 -> Done {
					cond '''counter>1200'''
					action '''
						long lDateTime = new java.util.Date().getTime();
						System.out.println("end: " + lDateTime);'''
				}
				ChoicePoint cp0
				State CreateOptional2 {
					entry '''
						opt.createOptionalActor("Optional2", getThread());
						p0.sayHello();
						printMemory("after creation of Optional2");'''
				}
				State CreateOptional1 {
					entry '''
						opt.createOptionalActor("Optional1", getThread());
						p0.sayHello();
						printMemory("after creation of Optional1");'''
				}
				State Done {
					entry '''System.out.println("Done, enter 'quit' to exit"); '''
				}
			}
		}
	}
	
	// the class that is referenced as optional by the Container
	// since it is abstract it just serves as an interface
	abstract ActorClass Optional {
		Interface {
			Port p0: PC
		}
		Structure { }
		Behavior { }
	}
	
	// a sub class of Optional which is valid as optional actor
	ActorClass Optional1 extends Optional {
		Structure {
			ActorRef sub1: AC1
			Binding p0 and sub1.p0
		}
		Behavior { }
	}
	
	// a sub class of Optional which is valid as optional actor
	ActorClass Optional2 extends Optional {
		Structure {
			ActorRef sub2: AC2
			Binding p0 and sub2.p0
		}
		Behavior { }
	}
	
	// the following actor classes are part of the possible optional instance sub trees
	
	ActorClass AC1 {
		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
			}
		}
	}
	
	ActorClass AC2 {
		Interface {
			Port p0: PC
		}
		Structure {
			ActorRef deep_sub: AC3
			Binding p0 and deep_sub.p0
		}
		Behavior { }
	}
	
	ActorClass AC3 {
		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 AC3, 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)
		}
	}
}