persistent_scheduler::core::context

Struct TaskContext

Source 
pub struct TaskContext<S>
where
    S: TaskStore,
{ /* private fields */ }

Implementations§

Source§

impl<S> TaskContext<S>
where S: TaskStore + Sync + Send + 'static,

Source

pub fn new(store: S) -> Self

Creates a new TaskContext with the provided store.

Examples found in repository?
examples/basic.rs (line 18)
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = InMemoryTaskStore::new();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("name2".to_string(), 39))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
More examples
Hide additional examples
examples/nativedb.rs (line 22)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = NativeDbTaskStore::default();
    task_store.restore_tasks().await.unwrap();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .set_concurrency("default", 10)
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("namexxxxxxx".to_string(), 3900))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
Source

pub fn register<T>(self) -> Self
where T: Task,

Registers a new task type in the context.

Examples found in repository?
examples/basic.rs (line 19)
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = InMemoryTaskStore::new();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("name2".to_string(), 39))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
More examples
Hide additional examples
examples/nativedb.rs (line 23)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = NativeDbTaskStore::default();
    task_store.restore_tasks().await.unwrap();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .set_concurrency("default", 10)
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("namexxxxxxx".to_string(), 3900))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
Source

pub fn set_concurrency(self, queue: &str, count: u32) -> Self

Sets the concurrency level for a specified queue.

Examples found in repository?
examples/nativedb.rs (line 25)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = NativeDbTaskStore::default();
    task_store.restore_tasks().await.unwrap();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .set_concurrency("default", 10)
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("namexxxxxxx".to_string(), 3900))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
Source

pub fn start_signal_listener(&self)

Starts a signal listener to handle shutdown signals.

Source

pub fn start(self) -> Self

Starts the task context, including workers and the task cleaner.

Examples found in repository?
examples/basic.rs (line 21)
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = InMemoryTaskStore::new();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("name2".to_string(), 39))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
More examples
Hide additional examples
examples/nativedb.rs (line 26)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = NativeDbTaskStore::default();
    task_store.restore_tasks().await.unwrap();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .set_concurrency("default", 10)
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("namexxxxxxx".to_string(), 3900))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
Source

pub async fn add_task<T>(&self, task: T) -> Result<(), String>
where T: Task + Send + Sync + 'static,

Adds a new task to the context for execution.

Examples found in repository?
examples/basic.rs (line 24)
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = InMemoryTaskStore::new();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("name2".to_string(), 39))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}
More examples
Hide additional examples
examples/nativedb.rs (line 29)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
async fn main() {
    tracing_subscriber::fmt()
        .with_max_level(tracing::Level::INFO)
        .init();

    let task_store = NativeDbTaskStore::default();
    task_store.restore_tasks().await.unwrap();
    let context = TaskContext::new(task_store)
        .register::<MyTask1>()
        .register::<MyTask2>()
        .set_concurrency("default", 10)
        .start();

    context
        .add_task(MyTask1::new("name1".to_string(), 32))
        .await
        .unwrap();

    context
        .add_task(MyTask2::new("namexxxxxxx".to_string(), 3900))
        .await
        .unwrap();

    tokio::time::sleep(Duration::from_secs(100000000)).await;
}

Auto Trait Implementations§

§

impl<S> Freeze for TaskContext<S>

§

impl<S> !RefUnwindSafe for TaskContext<S>

§

impl<S> Send for TaskContext<S>
where S: Sync,

§

impl<S> Sync for TaskContext<S>
where S: Sync,

§

impl<S> Unpin for TaskContext<S>

§

impl<S> !UnwindSafe for TaskContext<S>

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> IntoEither for T

Source§

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
Source§

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
Source§

impl<T> Pointable for T

Source§

const ALIGN: usize = _

The alignment of pointer.
Source§

type Init = T

The type for initializers.
Source§

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
Source§

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
Source§

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
Source§

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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<V, T> VZip<V> for T
where V: MultiLane<T>,

Source§

fn vzip(self) -> V

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