Bug 343033 [Model] Allow reflective method invocation
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/ui/menu/impl/ItemImpl.java
return;
			case MenuPackageImpl.ITEM__TYPE:
				setType(TYPE_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case MenuPackageImpl.ITEM__LABEL:
				return LABEL_EDEFAULT == null ? label != null : !LABEL_EDEFAULT.equals(label);
			case MenuPackageImpl.ITEM__ICON_URI:
				return ICON_URI_EDEFAULT == null ? iconURI != null : !ICON_URI_EDEFAULT.equals(iconURI);
			case MenuPackageImpl.ITEM__TOOLTIP:
				return TOOLTIP_EDEFAULT == null ? tooltip != null : !TOOLTIP_EDEFAULT.equals(tooltip);
			case MenuPackageImpl.ITEM__ENABLED:
				return enabled != ENABLED_EDEFAULT;
			case MenuPackageImpl.ITEM__SELECTED:
				return selected != SELECTED_EDEFAULT;
			case MenuPackageImpl.ITEM__TYPE:
				return type != TYPE_EDEFAULT;
		}
		return super.eIsSet(featureID);
	}