def METHOD_NAME(self):
    """Get config for supplied data_type.
    Returns:
        Dictionary with configuration parameters.
    """
    config_dict = self.CONFIG_REGISTRY.get(self._data_type)
    # If there is no config for this data_type, use default config and set
    # the query based on the data_type.
    if not config_dict:
        config_dict = self.DEFAULT_CONFIG
        config_dict["query"] = 'data_type:"{0}"'.format(self._data_type)
    config_dict["index_name"] = self._index_name
    config_dict["data_type"] = self._data_type
    return config_dict