Cached

Struct Cached 

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pub struct Cached<S> { /* private fields */ }
Available on crate feature client and crate feature client-pool and docsrs only.
Expand description

A cached service returned from a Cache.

Implements Service by delegating to the inner service. Once dropped, tries to reinsert into the Cache.

§Unnameable

This type is normally unnameable, forbidding naming of the type within code. The type is exposed in the documentation to show which methods can be publicly called.

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impl<S> Cached<S>

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pub fn inner(&self) -> &S

Get a reference to the inner service.

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pub fn inner_mut(&mut self) -> &mut S

Get a mutable reference to the inner service.

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impl<S: Debug> Debug for Cached<S>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<S> Drop for Cached<S>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<S, Req> Service<Req> for Cached<S>
where S: Service<Req>,

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type Response = <S as Service<Req>>::Response

Responses given by the service.
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type Error = <S as Service<Req>>::Error

Errors produced by the service.
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type Future = <S as Service<Req>>::Future

The future response value.
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fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Req) -> Self::Future

Process the request and return the response asynchronously. Read more

Auto Trait Implementations§

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impl<S> Freeze for Cached<S>
where S: Freeze,

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impl<S> RefUnwindSafe for Cached<S>
where S: RefUnwindSafe,

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impl<S> Send for Cached<S>
where S: Send,

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impl<S> Sync for Cached<S>
where S: Sync + Send,

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impl<S> Unpin for Cached<S>
where S: Unpin,

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impl<S> UnwindSafe for Cached<S>
where S: UnwindSafe,

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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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.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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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.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more