Method set_request_headers

arrow-flight/src/sql/client.rs:449–466

(&self, mut req: tonic::Request<M>)

    }

    fn set_request_headers<M>(&self, mut req: tonic::Request<M>) -> Result<tonic::Request<M>> {
        for (k, v) in &self.headers {
            let k = AsciiMetadataKey::from_str(k.as_str()).map_err(|e| {
                ArrowError::ParseError(format!("Cannot convert header key \"{k}\": {e}"))
            })?;
            let v = v.parse().map_err(|e| {
                ArrowError::ParseError(format!("Cannot convert header value \"{v}\": {e}"))
            })?;
            req.metadata_mut().insert(k, v);
        }
        if let Some(token) = &self.token {
            let val = format!("Bearer {token}").parse().map_err(|e| {
                ArrowError::ParseError(format!("Cannot convert token to header value: {e}"))
            })?;
            req.metadata_mut().insert("authorization", val);
        }
        Ok(req)
    }
}

impl<T: Clone> Clone for FlightSqlServiceClient<T> {