Struct coap_lite::Subject

pub struct Subject<Endpoint: Display + PartialEq> { /* private fields */ }

Keeps track of the state of the observed resources.

Implementations

impl<Endpoint: Display + PartialEq + Clone> Subject<Endpoint>

pub fn register(&mut self, request: &CoapRequest<Endpoint>)

Registers an observer interested in a resource.

pub fn deregister(&mut self, request: &CoapRequest<Endpoint>)

Removes an observer from the interested resource.

pub fn resource_changed(&mut self, resource: &str, message_id: u16)

Updates the resource information after having notified the observers.

It increments the resource sequence and counter of unacknowledged updates.

pub fn acknowledge(&mut self, request: &CoapRequest<Endpoint>)

Resets the counter of unacknowledged updates for a resource observer.

pub fn get_resource(&self, resource: &str) -> Option<&Resource<Endpoint>>

Gets the tracked resources.

pub fn get_resource_observers( &self, resource: &str ) -> Option<Vec<&Observer<Endpoint>>>

Gets the observers of a resource.

pub fn set_unacknowledged_limit(&mut self, limit: u8)

Sets the limit of unacknowledged updates before removing an observer.

Trait Implementations

impl<Endpoint: Display + PartialEq + Clone> Default for Subject<Endpoint>

fn default() -> Self

Returns the “default value” for a type.