def init(cls, typ, class2type):
        """
        Defines custom fields in the value factory so that the importer can find them
        @param typ
        @param class2type
        """
        field = typ.getField(cls.FIELD_NAME)
        class2type.put( StrStrHashMap , typ )
        typ.setComponentType( StrStrHashMap )
        typ.setImportExportHelper( StrStrHashMapSerializer(typ, field))
        typ.putValidator(field, Validator_object.get(1))
        typ.lock()
async def pre_process(self, message, data):
        """
        context language variable will be set each time when update from 'process_update_types' comes
        value is the result of 'get_user_language' method
        """
        self.context_lang.set(await self.get_user_language(obj=message))