code: public void setEachExpression(XExpression newEachExpression)
  	{
  		if (newEachExpression != eachExpression)
  		{
  			NotificationChain msgs = null;
  			if (eachExpression != null)
  				msgs = ((InternalEObject)eachExpression).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - XbasePackage.XFOR_LOOP_EXPRESSION__EACH_EXPRESSION, null, msgs);
  			if (newEachExpression != null)
  				msgs = ((InternalEObject)newEachExpression).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - XbasePackage.XFOR_LOOP_EXPRESSION__EACH_EXPRESSION, null, msgs);
  			msgs = basicSetEachExpression(newEachExpression, msgs);
  			if (msgs != null) msgs.dispatch();
  		}
  		else if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, XbasePackage.XFOR_LOOP_EXPRESSION__EACH_EXPRESSION, newEachExpression, newEachExpression));
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated