1.4

/**
	 * @see IActionDelegate#run(IAction)
	 */
	public void run(IAction action) {

		IStructuredSelection selection = (IStructuredSelection) targetPart
				.getSite().getSelectionProvider().getSelection();

		EObject object = (EObject) selection.getFirstElement();
		EList<EReference> references = object.eClass().getEAllReferences();
		int sum = 0;
		for(EReference r : references){
			EList children = (EList) object.eGet(r);
			sum += children.size();
		}

		System.out.println("The element has " + sum + " children");
	}