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RequestContext

Struct RequestContext 

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pub struct RequestContext { /* private fields */ }
Expand description

Everything an extractor needs to resolve a value from the current request.

Holds the request head (method, URI, headers, extensions), the captured path parameters, a handle to the application state, and the request body. The body can be taken at most once; see RequestContext::take_body.

Implementations§

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impl RequestContext

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pub fn new( head: Parts, path_params: PathParams, state: AppStateRef, body: ReqBody, ) -> Self

Builds a new request context.

A pending WebSocket upgrade (hyper’s OnUpgrade, present on an upgrade request) is taken out of the head’s extensions so it can be claimed once by take_upgrade.

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pub fn method(&self) -> &Method

Returns the request method.

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pub fn uri(&self) -> &Uri

Returns the request URI.

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pub fn headers(&self) -> &HeaderMap

Returns the request headers.

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pub fn peer_addr(&self) -> Option<SocketAddr>

Returns the remote TCP peer address, when the request came through the real server rather than an in-process test transport.

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pub fn scheme(&self) -> Option<&'static str>

Returns the effective request scheme after trusted proxy normalization.

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pub fn head(&self) -> &Parts

Returns the full request head.

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pub fn state(&self) -> &StateMap

Returns the application state map.

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pub fn resource<T: Clone + Send + Sync + 'static>(&self) -> Result<T>

Clones a registered resource of type T out of the registry.

§Errors

Returns an error (code MISSING_RESOURCE) if no resource of type T was registered (for example, by a lifespan).

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pub fn path_params(&self) -> &PathParams

Returns the captured path parameters.

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pub fn path_param(&self, name: &str) -> Option<&str>

Returns the raw value of the path parameter named name, if captured.

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pub fn take_body(&self) -> Result<ReqBody>

Takes ownership of the request body.

§Errors

Returns a 400 Bad Request error if the body was already taken, since a body can only be consumed by a single extractor.

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