String childName = leafNodeForAlias(alias);
            if (!classNode.hasChild(childName)) {
                VersionModel model = config.getVersion(alias);
                writeSingleVersionAccessor(alias, model.getContext(), model.getVersion().getDisplayName(), false);
            }
        }
        for (ClassNode child : classNode.getChildren()) {
            writeSubAccessor(child, AccessorKind.version);