.dataContainerClass(QueryableDataContainer.class).build();
c2 = cm.defineConfiguration("b", c);
assert c2.getDataContainerClass().equals(
QueryableDataContainer.class.getName());
IsMarshallableInterceptor intercept = new IsMarshallableInterceptor();
c = new Configuration().fluent().customInterceptors()
.add(intercept).last().build();
c2 = cm.defineConfiguration("c", c);
List<CustomInterceptorConfig> intercepts = c2.getCustomInterceptors();
assert intercepts.size() == 1;