private void registerDataTypes() {
        for (DataType t : structsFromSchemas.values()) {
            docMan.register(t);
        }
        for (DocumentType t : documentsFromSchemas.values()) {
            docMan.registerDocumentType(t);
        }
        for (SDAnnotationType t : annotationsFromSchemas.values()) {
            docMan.getAnnotationTypeRegistry().register(t);
        }
    }
Helper class for converting ParsedType instances to DataType

@author arnej27959
config-model/src/main/java/com/yahoo/schema/parser/ConvertParsedTypes.java