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//! [`_HttpRangeReaderExample`].
use *;
/// Example HTTP range reader (would be implemented in production)
/// ```rust,ignore
/// use mdf4_rs::index::ByteRangeReader;
/// use mdf4_rs::error::MdfError;
///
/// pub struct HttpRangeReader {
/// client: reqwest::blocking::Client,
/// url: String,
/// }
///
/// impl HttpRangeReader {
/// pub fn new(url: String) -> Self {
/// Self {
/// client: reqwest::blocking::Client::new(),
/// url,
/// }
/// }
/// }
///
/// impl ByteRangeReader for HttpRangeReader {
/// type Error = MdfError;
///
/// fn read_range(&mut self, offset: u64, length: u64) -> Result<Vec<u8>, Self::Error> {
/// let range_header = format!("bytes={}-{}", offset, offset + length - 1);
///
/// let response = self.client
/// .get(&self.url)
/// .header("Range", range_header)
/// .send()
/// .map_err(|e| MdfError::BlockSerializationError(format!("HTTP error: {}", e)))?;
///
/// if !response.status().is_success() {
/// return Err(MdfError::BlockSerializationError(
/// format!("HTTP error: {}", response.status())
/// ));
/// }
///
/// let bytes = response.bytes()
/// .map_err(|e| MdfError::BlockSerializationError(format!("Response error: {}", e)))?;
///
/// Ok(bytes.to_vec())
/// }
/// }
/// ```
;