return EOUtilities.objectWithFetchSpecificationAndBindings(EOSharedEditingContext.defaultSharedEditingContext(), entityName, fetchSpec, null);
return ERXEOControlUtilities.sharedObjectWithFetchSpec(entityName, fetchSpec);
    public static EOEnterpriseObject sharedObjectWithFetchSpec(String fetchSpec, String entityName) {        return EOUtilities.objectWithFetchSpecificationAndBindings(EOSharedEditingContext.defaultSharedEditingContext(),                                                                   entityName,                                                                   fetchSpec,                                                                   null);    }