pub struct WaitHandle<O> { /* private fields */ }
Expand description

WaitHandle provides a handle to wait for remaining items to finish processing.

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impl<O> WaitHandle<O>

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pub fn set_concurrency_limit(&self, concurrency_limit: i64)

Adjust the concurrency_limit. Only this many work items will be processed concurrently. If the pool is currently processing more than the new limit’s amount of work the current work will finish processing until the amount of concurrenct work drops below the new threshold.

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pub fn wait(&self) -> &O

Wait for all input to be processed and return a reference to the output value.

Trait Implementations§

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impl<O> Clone for WaitHandle<O>

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fn clone(&self) -> Self

Returns a copy of the value. Read more
1.0.0 · source§

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

Performs copy-assignment from source. Read more
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impl<O: Debug> Debug for WaitHandle<O>

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

Formats the value using the given formatter. Read more
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impl<O> WaitHandle for WaitHandle<O>

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type Output = O

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fn wait(&self) -> &Self::Output

Auto Trait Implementations§

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impl<O> !RefUnwindSafe for WaitHandle<O>

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impl<O> Send for WaitHandle<O>where O: Send + Sync,

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impl<O> Sync for WaitHandle<O>where O: Send + Sync,

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impl<O> Unpin for WaitHandle<O>

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impl<O> !UnwindSafe for WaitHandle<O>

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

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

const: unstable · source§

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

Mutably borrows from an owned value. 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, U> Into<U> for Twhere 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> ToOwned for Twhere 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 Twhere U: Into<T>,

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type Error = Infallible

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

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

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

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.