Method try_build

arrow-avro/src/reader/async_reader/builder.rs:189–200

Build the asynchronous Avro reader with the provided parameters. This reads the header first to initialize the reader state.

(mut self)

    /// Build the asynchronous Avro reader with the provided parameters.
    /// This reads the header first to initialize the reader state.
    pub async fn try_build(mut self) -> Result<AsyncAvroFileReader<R>, AvroError> {
        if self.file_size == 0 {
            return Err(AvroError::InvalidArgument("File size cannot be 0".into()));
        }

        // Start by reading the header from the beginning of the avro file
        // take the writer schema from the header
        let header_info =
            read_header_info(&mut self.reader, self.file_size, self.header_size_hint).await?;

        self.build_with_header(header_info)
    }

    /// Build the asynchronous Avro reader with the provided header.
    ///