for (Class parameter: sourceclasses )
entries.put(parameter, null);
GenericsInformation sourcetypes = new GenericsInformation( sourceclasses);
sourcetypes.setTypeOneOf();
ClassInformation sourceClassinfo = new ClassInformation ( TransformationContext.class, new GenericsInformation( new ClassInformation(Object.class, sourcetypes)));
setGenericsInformation( new GenericsInformation(sourceClassinfo, targetClass));
}