Struct Activity

pub struct Activity { /* private fields */ }

Represents some activity which cannot be ruthlessly interrupted. Obtain an Activity instance via Activity::get(). While any Activity instances are alive in the program, LifeCycle::wait_for_shutdown cannot complete.

Implementations

impl Activity

pub fn get_opt(label: String) -> Option<Self>

Obtain an Activity instance. If None is returned then the process is shutting down and no new activity can be initiated.

pub fn get(label: String) -> Result<Self>

Obtain an Activity instance. Returns Err if the process is shutting down and no new activity can be initiated

pub fn is_shutting_down(&self) -> bool

Returns true if the process is shutting down.

Trait Implementations

impl Clone for Activity

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Activity

fn fmt(&self, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Drop for Activity

fn drop(&mut self)

Executes the destructor for this type.