docs: public void setCostParameters(CostParameters newCostParameters) {
  		if (newCostParameters != costParameters) {
  			NotificationChain msgs = null;
  			if (costParameters != null)
  				msgs = ((InternalEObject)costParameters).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - BpsimPackage.ELEMENT_PARAMETERS__COST_PARAMETERS, null, msgs);
  			if (newCostParameters != null)
  				msgs = ((InternalEObject)newCostParameters).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - BpsimPackage.ELEMENT_PARAMETERS__COST_PARAMETERS, null, msgs);
  			msgs = basicSetCostParameters(newCostParameters, msgs);
  			if (msgs != null) msgs.dispatch();
  		}
  		else if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, BpsimPackage.ELEMENT_PARAMETERS__COST_PARAMETERS, newCostParameters, newCostParameters));
  	}