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AllocationSession

ic_memory::session

Struct AllocationSession 

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pub struct AllocationSession<S: StorageSubstrate> { /* private fields */ }
Expand description

AllocationSession

Validated capability required before opening allocation slots.

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impl<S: StorageSubstrate> AllocationSession<S>

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pub const fn new(substrate: S, validated: ValidatedAllocations) -> Self

Construct a session from a substrate and validated allocation set.

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pub const fn validated(&self) -> &ValidatedAllocations

Borrow the validated allocation set.

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pub fn open( &self, key: &StableKey, ) -> Result<S::MemoryHandle, AllocationSessionError<S::Error>>

Open an allocation by stable key.

Auto Trait Implementations§

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impl<S> Freeze for AllocationSession<S>
where S: Freeze,

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impl<S> RefUnwindSafe for AllocationSession<S>
where S: RefUnwindSafe,

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impl<S> Send for AllocationSession<S>
where S: Send,

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

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impl<S> Unpin for AllocationSession<S>
where S: Unpin,

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impl<S> UnsafeUnpin for AllocationSession<S>
where S: UnsafeUnpin,

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impl<S> UnwindSafe for AllocationSession<S>
where S: UnwindSafe,

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<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, 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.