{
// TODO un�re Operationen einf�hren?
OperationCallExp oOpExp = (OperationCallExp)in_oExpression;
TCGOCLOperation oOperation = GeneratedFactory.eINSTANCE.createTCGOCLOperation();
OCLExpression oOCLLeftExpression = (OCLExpression)oOpExp.getSource();
if(oOCLLeftExpression != null)
oOperation.setLeft(
transformExpression(oOCLLeftExpression, in_sOCLTypeId, oContextClass));
if(oOpExp.getArgument().size() > 0)
oOperation.setRight(