Skip to main content

Scheduler

Struct Scheduler 

Source
pub struct Scheduler { /* private fields */ }
Expand description

Download scheduler

Implementations§

Source§

impl Scheduler

Source

pub fn new(config: SchedulerConfig) -> Self

Create a new scheduler

Source

pub fn enqueue(&self, fragment: PrioritizedFragment)

Enqueue a fragment for download

Source

pub fn enqueue_many( &self, fragments: impl IntoIterator<Item = PrioritizedFragment>, )

Enqueue multiple fragments

Source

pub async fn next(&self) -> Option<(PrioritizedFragment, SchedulerPermit<'_>)>

Get next fragment to download

Source

pub async fn record_success(&self, bytes: u64, duration: Duration)

Record completed download

Source

pub fn record_failure(&self)

Record failed download

Source

pub fn bandwidth(&self) -> &BandwidthMonitor

Get bandwidth monitor

Source

pub fn queue_len(&self) -> usize

Get queue length

Source

pub fn active(&self) -> u64

Get active downloads

Source

pub fn completed(&self) -> u64

Get completed downloads

Source

pub fn failed(&self) -> u64

Get failed downloads

Source

pub async fn should_throttle(&self) -> bool

Check if should reduce concurrency (bandwidth dropping)

Source

pub async fn stats(&self) -> SchedulerStats

Get scheduler statistics

Source

pub fn clear(&self)

Clear the queue

Source

pub fn update_priority(&self, fragment_id: &FragmentId, priority: Priority)

Update priority of queued fragment

Auto Trait Implementations§

Blanket Implementations§

Source§

impl<T> Any for T
where T: 'static + ?Sized,

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T> Instrument for T

Source§

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Source§

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<T> WithSubscriber for T

Source§

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
Source§

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more