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Queue

Struct Queue 

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pub struct Queue { /* private fields */ }
Expand description

The queue handle. Cheap to clone: every clone is the same queue.

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impl Queue

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pub fn new( driver: impl QueueDriver + 'static, jobs: impl IntoIterator<Item = JobReg>, services: Services, options: Options, ) -> Self

A queue over driver, knowing jobs.

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pub fn inline( jobs: impl IntoIterator<Item = JobReg>, services: Services, ) -> Self

A queue that runs every job as it is pushed, over no storage: for tests and tools.

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pub fn mode(&self) -> Mode

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pub fn driver_name(&self) -> &'static str

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pub fn job_names(&self) -> Vec<&'static str>

The names of every registered job, sorted.

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pub async fn push<T: Job>(&self, job: &T) -> CoreResult<Pushed>

Pushes job, due now.

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pub async fn push_in<T: Job>( &self, job: &T, delay: Duration, ) -> CoreResult<Pushed>

Pushes job, due after delay.

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pub async fn push_at<T: Job>( &self, job: &T, when: DateTime<Utc>, ) -> CoreResult<Pushed>

Pushes job, due at when.

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pub async fn push_named( &self, name: &str, payload: &Value, queue: &str, ) -> CoreResult<Pushed>

Pushes a job by its registered name with a payload already encoded, due now: what a schedule entry does. Refused when no job has the name.

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pub async fn counts(&self) -> CoreResult<Vec<QueueCount>>

How many jobs each queue holds.

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pub async fn failed(&self) -> CoreResult<Vec<FailedJob>>

The failed list, newest first.

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pub async fn retry(&self, id: Option<i64>) -> CoreResult<usize>

Puts one failed job, or every one, back on its queue.

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pub async fn forget(&self, id: Option<i64>) -> CoreResult<usize>

Drops one failed job, or every one.

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pub async fn clear(&self, queue: Option<&str>) -> CoreResult<usize>

Drops every waiting job on queue, or everywhere.

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pub async fn work( &self, options: WorkOptions, stop: Receiver<bool>, ) -> CoreResult<usize>

Runs jobs on this task until stop says so, or as options end it. Returns how many jobs it processed.

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pub fn spawn_workers(&self, stop: Receiver<bool>) -> Vec<JoinHandle<()>>

Starts the configured number of workers, each taking from the configured queues, until stop says so.

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impl Clone for Queue

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for Queue

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl !RefUnwindSafe for Queue

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impl !UnwindSafe for Queue

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impl Freeze for Queue

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impl Send for Queue

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impl Sync for Queue

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impl Unpin for Queue

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impl UnsafeUnpin for Queue

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self> ⓘ

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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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
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fn with_current_subscriber(self) -> WithDispatch<Self> ⓘ

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