pub struct MemoryStore { /* private fields */ }
Expand description

In-memory implementation of a RecordStore.

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impl MemoryStore

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pub fn new(local_id: PeerId) -> Self

Creates a new MemoryRecordStore with a default configuration.

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pub fn with_config(local_id: PeerId, config: MemoryStoreConfig) -> Self

Creates a new MemoryRecordStore with the given configuration.

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pub fn retain<F>(&mut self, f: F)where F: FnMut(&Key, &mut Record) -> bool,

Retains the records satisfying a predicate.

Trait Implementations§

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impl<'a> RecordStore<'a> for MemoryStore

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type RecordsIter = Map<Values<'a, Key, Record>, fn(_: &'a Record) -> Cow<'a, Record>>

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type ProvidedIter = Map<Iter<'a, ProviderRecord>, fn(_: &'a ProviderRecord) -> Cow<'a, ProviderRecord>>

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fn get(&'a self, k: &Key) -> Option<Cow<'_, Record>>

Gets a record from the store, given its key.
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fn put(&'a mut self, r: Record) -> Result<()>

Puts a record into the store.
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fn remove(&'a mut self, k: &Key)

Removes the record with the given key from the store.
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fn records(&'a self) -> Self::RecordsIter

Gets an iterator over all (value-) records currently stored.
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fn add_provider(&'a mut self, record: ProviderRecord) -> Result<()>

Adds a provider record to the store. Read more
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fn providers(&'a self, key: &Key) -> Vec<ProviderRecord>

Gets a copy of the stored provider records for the given key.
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fn provided(&'a self) -> Self::ProvidedIter

Gets an iterator over all stored provider records for which the node owning the store is itself the provider.
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fn remove_provider(&'a mut self, key: &Key, provider: &PeerId)

Removes a provider record from the store.

Auto Trait Implementations§

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,

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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 Twhere 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 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> Same<T> for T

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type Output = T

Should always be Self
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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.
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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 Twhere V: MultiLane<T>,

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fn vzip(self) -> V