Struct StoragePartialEncoder 

pub struct StoragePartialEncoder<TStorage> { /* private fields */ }

A store value partial encoder generic over storage type.

Implementations

impl<TStorage> StoragePartialEncoder<TStorage>

pub fn new(storage: TStorage, key: StoreKey) -> Self

Create a new storage partial encoder.

Trait Implementations

impl BytesPartialDecoderTraits for StoragePartialEncoder<ReadableWritableStorage>

fn exists(&self) -> Result<bool, StorageError>

Returns whether the chunk exists.

fn size_held(&self) -> usize

Returns the size of chunk bytes held by the partial decoder.

fn partial_decode_many( &self, decoded_regions: ByteRangeIterator<'_>, _options: &CodecOptions, ) -> Result<Option<Vec<ArrayBytesRaw<'_>>>, CodecError>

Partially decode byte ranges.

fn supports_partial_decode(&self) -> bool

Returns whether this decoder supports partial decoding.

fn partial_decode( &self, decoded_region: ByteRange, options: &CodecOptions, ) -> Result<Option<ArrayBytesRaw<'_>>, CodecError>

Partially decode a byte range.

fn decode( &self, options: &CodecOptions, ) -> Result<Option<ArrayBytesRaw<'_>>, CodecError>

Decode all bytes.

impl BytesPartialEncoderTraits for StoragePartialEncoder<ReadableWritableStorage>

fn into_dyn_decoder(self: Arc<Self>) -> Arc<dyn BytesPartialDecoderTraits>

Return the encoder as an Arc<BytesPartialDecoderTraits>.

fn erase(&self) -> Result<(), CodecError>

Erase the chunk.

fn partial_encode_many( &self, offset_values: OffsetBytesIterator<'_, ArrayBytesRaw<'_>>, _options: &CodecOptions, ) -> Result<(), CodecError>

Partially encode a chunk from an OffsetBytesIterator.

fn supports_partial_encode(&self) -> bool

Returns whether this encoder supports partial encoding.

fn partial_encode( &self, offset: u64, bytes: ArrayBytesRaw<'_>, options: &CodecOptions, ) -> Result<(), CodecError>

Partially encode a chunk.