code: public EClass getResourceUsageAttribute() {
  		if (resourceUsageAttributeEClass == null) {
  			resourceUsageAttributeEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(531);
  		}
  		return resourceUsageAttributeEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated