SharedStateMap

Struct SharedStateMap 

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pub struct SharedStateMap<K, V> { /* private fields */ }
Expand description

A thread-safe map that allows concurrent access to values using read-write locks.

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impl<K, V> SharedStateMap<K, V>
where K: Hash + PartialEq + Eq,

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pub const fn new() -> Self

Creates a new, empty SharedStateMap.

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pub fn get(&self, k: &K) -> Option<SharedState<V>>

Retrieves a value associated with the given key, if it exists.

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pub fn get_or_init<Fn: FnMut(&K) -> V>(&self, k: &K, init: Fn) -> SharedState<V>
where K: Clone,

Retrieves a value associated with the given key, or inserts a new value using the provided initializer function if the key does not exist.

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pub fn insert(&self, k: K, v: V)

Inserts a key-value pair into the map.

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pub fn clear(&self)

Clears the map, removing all key-value pairs.

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impl<K, V> Default for SharedStateMap<K, V>
where K: Hash + PartialEq + Eq,

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl<K, V> !Freeze for SharedStateMap<K, V>

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impl<K, V> RefUnwindSafe for SharedStateMap<K, V>

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impl<K, V> Send for SharedStateMap<K, V>
where K: Send, V: Send + Sync,

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impl<K, V> Sync for SharedStateMap<K, V>
where K: Send, V: Send + Sync,

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impl<K, V> Unpin for SharedStateMap<K, V>
where K: Unpin,

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impl<K, V> UnwindSafe for SharedStateMap<K, V>

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

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fn vzip(self) -> V