pub struct InFlightRequests<S> { /* private fields */ }
Available on crate feature metrics only.
Expand description

Middleware that counts the number of in-flight requests.

See the module docs for more details.

Implementations§

Create a new InFlightRequests and its associated counter.

Create a new InFlightRequests that will update the given counter.

Gets a reference to the underlying service.

Gets a mutable reference to the underlying service.

Consumes self, returning the underlying service.

Trait Implementations§

Returns a copy of the value. Read more
Performs copy-assignment from source. Read more
Formats the value using the given formatter. Read more
Responses given by the service.
Errors produced by the service.
The future response value.
Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
Process the request and return the response asynchronously. Read more

Auto Trait Implementations§

Blanket Implementations§

Gets the TypeId of self. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Calls U::from(self).

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

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
Yields a mutable reference to the service when it is ready to accept a request.
👎Deprecated since 0.4.6: please use the ServiceExt::ready method instead
Yields a mutable reference to the service when it is ready to accept a request.
Yields the service when it is ready to accept a request.
Consume this Service, calling with the providing request once it is ready.
Process all requests from the given Stream, and produce a Stream of their responses. Read more
Executes a new future after this service’s future resolves. This does not alter the behaviour of the poll_ready method. Read more
Maps this service’s response value to a different value. This does not alter the behaviour of the poll_ready method. Read more
Maps this service’s error value to a different value. This does not alter the behaviour of the poll_ready method. Read more
Maps this service’s result type (Result<Self::Response, Self::Error>) to a different value, regardless of whether the future succeeds or fails. Read more
Composes a function in front of the service. Read more
Composes an asynchronous function after this service. Read more
Composes a function that transforms futures produced by the service. Read more
Convert the service into a Service + Send trait object. Read more
Convert the service into a Service + Clone + Send trait object. Read more
The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning. Read more
Uses borrowed data to replace owned data, usually by cloning. Read more
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.
Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more