Struct AppContext 

pub struct AppContext { /* private fields */ }

Shared application context passed to extensions.

Type-erased resource map: the server fills it with concrete types (ConnPool, config, health registry, …) and extensions retrieve them by type via get::<T>().

Implementations

impl AppContext

pub fn new() -> Self

pub fn insert<T: 'static + Send + Sync>(&mut self, val: T)

Insert a resource. Overwrites any previous value of the same type.

pub fn get<T: 'static + Send + Sync>(&self) -> Option<&T>

Retrieve a shared reference to a resource by type.

pub fn get_arc<T: 'static + Send + Sync>(&self) -> Option<Arc<T>>

Retrieve an Arc<T> clone for a resource.

Trait Implementations

impl Default for AppContext

fn default() -> AppContext

Returns the “default value” for a type.