examples/org.eclipse.epsilon.examples.graphstream/src/org/eclipse/epsilon/examples/graphstream/oo.emf

package OO;

class Model {
    @diagram(direction="down")
	val Classifier[*] contents;
}

abstract class NamedElement {
	attr String name;
}

@diagram(inheritance.direction="down")
abstract class ~Classifier extends NamedElement {
}

class ~Class extends ~Classifier {
    ref ~Class#extendedBy ~extends;
	ref ~Class[*]#~extends extendedBy;
	val Feature[*]#owner features;
	attr boolean isAbstract;
}

@diagram(inheritance.direction="right")
class Datatype extends ~Classifier {
}

abstract class Feature extends NamedElement {
	ref ~Class#features owner;
	attr VisibilityEnum visibility;
}

abstract class StructuralFeature extends Feature {
}

class Reference extends StructuralFeature {
	@diagram(direction="up")
	ref ~Class type;
}

class Attribute extends StructuralFeature {
	attr boolean isMany;
	ref Datatype type;
}

enum VisibilityEnum {
	public = 1;
	private = 2;
}