subspace_farmer::farmer_cache

Struct FarmerCaches

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

Collection of FarmerCache instances for load balancing

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impl FarmerCaches

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pub async fn get_piece<Key>(&self, key: Key) -> Option<Piece>
where RecordKey: From<Key>,

Get piece from cache

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pub async fn get_pieces<'a, PieceIndices>( &'a self, piece_indices: PieceIndices, ) -> impl Stream<Item = (PieceIndex, Option<Piece>)> + Send + Unpin + 'a
where PieceIndices: IntoIterator<Item = PieceIndex, IntoIter: Send + 'a> + Send + 'a,

Get pieces from cache.

Number of elements in returned stream is the same as number of unique piece_indices.

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pub async fn has_pieces( &self, piece_indices: Vec<PieceIndex>, ) -> Vec<PieceIndex>

Returns a filtered list of pieces that were found in farmer cache, order is not guaranteed

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pub async fn maybe_store_additional_piece( &self, piece_index: PieceIndex, piece: &Piece, )

Try to store a piece in additional downloaded pieces, if there is space for them

Trait Implementations§

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impl Clone for FarmerCaches

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fn clone(&self) -> FarmerCaches

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

Performs copy-assignment from source. Read more
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impl Debug for FarmerCaches

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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 From<Arc<[FarmerCache]>> for FarmerCaches

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fn from(caches: Arc<[FarmerCache]>) -> Self

Converts to this type from the input type.
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impl From<FarmerCache> for FarmerCaches

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fn from(cache: FarmerCache) -> Self

Converts to this type from the input type.
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impl LocalRecordProvider for FarmerCaches

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fn record(&self, key: &RecordKey) -> Option<ProviderRecord>

Gets a provider record for key that is stored locally

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