examples/org.eclipse.epsilon.examples.picto.ecore/comps.emf

@namespace(uri="comps", prefix="comps")
@constraints(file="comps.evl")
package comps;

@GenModel(documentation="Abstract class for named elements")
abstract class NamedElement {
	attr String name;
}

@GenModel(documentation="Root entity that contains components, connectors and ports")
class Model extends NamedElement {
	val Component[*] components;
	val Connector[*] connectors;
	val Type[*] types;
}

@GenModel(documentation="Components are behavioural blocks that communicate through input and output ports")
class Component extends NamedElement {
	val Port[*] inPorts;
	val Port[*] outPorts;
	attr String action;
	val Component[*]#parent children;
	ref Component#children parent;
	val Documentation#component documentation;
}

@GenModel(documentation="Free-text documentation for a component")
class Documentation {
	attr String text;
	ref Component#documentation component;
}

@GenModel(documentation="Ports are used to model the input and output of components")
class Port extends NamedElement {
	ref Type type;
	ref Connector[*]#to incoming;
	ref Connector[*]#from outgoing;
}

@GenModel(documentation="Connectors connect ports of components")
class Connector {
	ref Port#outgoing from;
	ref Port#incoming to;
}

@GenModel(documentation="Types of ports. The name should be a valid type name in the target programming language.")
class Type extends NamedElement {
	
}