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BareContext

Struct BareContext 

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pub struct BareContext<M> {
    pub system_handle: SystemHandle,
    pub myself: Recipient<M>,
}
Expand description

A Context without the Context::set_deadline() functionality. Used by timed and async actors. Context dereferences to this bare variant for system_handle and myself fields.

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§system_handle: SystemHandle§myself: Recipient<M>

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impl<M: 'static> BareContext<M>

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pub fn subscribe<E: Event + Into<M>>(&self)

Subscribe current actor to event of type E. This is part of the event system. You don’t need to call this method to receive direct messages sent using Addr and Recipient.

Note that subscribing twice to the same event would result in duplicate events – no de-duplication of subscriptions is performed.

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pub fn subscribe_and_receive_latest<E: Event + Into<M>>( &self, ) -> Result<(), SendError>

Subscribe current actor to event of type E and send the last cached event to it. This is part of the event system. You don’t need to call this method to receive direct messages sent using Addr and Recipient.

Note that subscribing twice to the same event would result in duplicate events – no de-duplication of subscriptions is performed.

This method may fail if it is not possible to send the latest event. In this case it is guaranteed that the subscription did not take place. You can safely try again.

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impl<M> Clone for BareContext<M>

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

Auto Trait Implementations§

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impl<M> Freeze for BareContext<M>

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impl<M> !RefUnwindSafe for BareContext<M>

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impl<M> Send for BareContext<M>

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impl<M> Sync for BareContext<M>

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impl<M> Unpin for BareContext<M>

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impl<M> !UnwindSafe for BareContext<M>

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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<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, 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> 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 = 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 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.