Struct SubscriptionHandle 

pub struct SubscriptionHandle { /* private fields */ }

订阅句柄

持有此句柄可接收事件，drop 时自动取消订阅

Implementations

impl SubscriptionHandle

pub fn id(&self) -> SubscriptionId

获取订阅 ID

pub fn topic(&self) -> &str

获取订阅主题

pub fn try_recv(&self) -> Option<SubscriptionEvent>

非阻塞地尝试接收事件

pub fn recv(&self) -> Option<SubscriptionEvent>

阻塞地接收一个事件

Trait Implementations

impl Drop for SubscriptionHandle

fn drop(&mut self)

Executes the destructor for this type.

fn pin_drop(self: Pin<&mut Self>)

🔬This is a nightly-only experimental API. (pin_ergonomics)

Execute the destructor for this type, but different to Drop::drop, it requires self to be pinned.