Struct opentelemetry_http::HeaderExtractor[][src]

pub struct HeaderExtractor<'a>(pub &'a HeaderMap);

Trait Implementations

impl<'a> Extractor for HeaderExtractor<'a>[src]

fn get(&self, key: &str) -> Option<&str>[src]

Get a value for a key from the HeaderMap. If the value is not valid ASCII, returns None.

fn keys(&self) -> Vec<&str>[src]

Collect all the keys from the HeaderMap.

Auto Trait Implementations

impl<'a> RefUnwindSafe for HeaderExtractor<'a>

impl<'a> Send for HeaderExtractor<'a>

impl<'a> Sync for HeaderExtractor<'a>

impl<'a> Unpin for HeaderExtractor<'a>

impl<'a> UnwindSafe for HeaderExtractor<'a>

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
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impl<T> Borrow<T> for T where
    T: ?Sized
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impl<T> BorrowMut<T> for T where
    T: ?Sized
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impl<T> From<T> for T[src]

impl<T> FutureExt for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
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impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
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type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

impl<V, T> VZip<V> for T where
    V: MultiLane<T>,