Trait ckb_store::ChainStore[−][src]

pub trait ChainStore<'a>: Send + Sync + Sized {
    type Vector: AsRef<[u8]>;

Show 37 methods    fn cache(&'a self) -> Option<&'a StoreCache>;

    fn freezer(&'a self) -> Option<&'a Freezer>;

    fn get(&'a self, col: Col, key: &[u8]) -> Option<Self::Vector>;

    fn get_iter(&self, col: Col, mode: IteratorMode<'_>) -> DBIter<'_>;

    fn cell_provider(&self) -> CellProviderWrapper<'_, Self> { ... }

    fn as_data_provider(&'a self) -> DataLoaderWrapper<'a, Self> { ... }

    fn get_block(&'a self, h: &Byte32) -> Option<BlockView> { ... }

    fn get_block_header(&'a self, hash: &Byte32) -> Option<HeaderView> { ... }

    fn get_block_body(&'a self, hash: &Byte32) -> Vec<TransactionView> { ... }

    fn get_unfrozen_block(&'a self, hash: &Byte32) -> Option<BlockView> { ... }

    fn get_block_txs_hashes(&'a self, hash: &Byte32) -> Vec<Byte32> { ... }

    fn get_block_proposal_txs_ids(
        &'a self, 
        hash: &Byte32
    ) -> Option<ProposalShortIdVec> { ... }

    fn get_block_uncles(&'a self, hash: &Byte32) -> Option<UncleBlockVecView> { ... }

    fn get_block_ext(&'a self, block_hash: &Byte32) -> Option<BlockExt> { ... }

    fn get_block_hash(&'a self, number: BlockNumber) -> Option<Byte32> { ... }

    fn get_block_number(&'a self, hash: &Byte32) -> Option<BlockNumber> { ... }

    fn is_main_chain(&'a self, hash: &Byte32) -> bool { ... }

    fn get_tip_header(&'a self) -> Option<HeaderView> { ... }

    fn transaction_exists(&'a self, hash: &Byte32) -> bool { ... }

    fn get_transaction(
        &'a self, 
        hash: &Byte32
    ) -> Option<(TransactionView, Byte32)> { ... }

    fn get_transaction_info(&'a self, hash: &Byte32) -> Option<TransactionInfo> { ... }

    fn get_transaction_with_info(
        &'a self, 
        hash: &Byte32
    ) -> Option<(TransactionView, TransactionInfo)> { ... }

    fn have_cell(&'a self, out_point: &OutPoint) -> bool { ... }

    fn get_cell(&'a self, out_point: &OutPoint) -> Option<CellMeta> { ... }

    fn get_cell_data(&'a self, out_point: &OutPoint) -> Option<(Bytes, Byte32)> { ... }

    fn get_cell_data_hash(&'a self, out_point: &OutPoint) -> Option<Byte32> { ... }

    fn get_current_epoch_ext(&'a self) -> Option<EpochExt> { ... }

    fn get_epoch_ext(&'a self, hash: &Byte32) -> Option<EpochExt> { ... }

    fn get_epoch_index(&'a self, number: EpochNumber) -> Option<Byte32> { ... }

    fn get_block_epoch_index(&'a self, block_hash: &Byte32) -> Option<Byte32> { ... }

    fn get_block_epoch(&'a self, hash: &Byte32) -> Option<EpochExt> { ... }

    fn is_uncle(&'a self, hash: &Byte32) -> bool { ... }

    fn get_uncle_header(&'a self, hash: &Byte32) -> Option<HeaderView> { ... }

    fn block_exists(&'a self, hash: &Byte32) -> bool { ... }

    fn get_cellbase(&'a self, hash: &Byte32) -> Option<TransactionView> { ... }

    fn get_packed_block(&'a self, hash: &Byte32) -> Option<Block> { ... }

    fn get_packed_block_header(&'a self, hash: &Byte32) -> Option<Header> { ... }

}
Expand description

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Associated Types

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Required methods

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Return freezer reference

Return the bytes associated with a key value and the given column family.

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Provided methods

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Return the provider trait default implementation

Get block by block header hash

Get header by block header hash

[src]

fn get_block_body(&'a self, hash: &Byte32) -> Vec<TransactionView>

Get block body by block header hash

Get unfrozen block from ky-store with given hash

Get all transaction-hashes in block body by block header hash

Get proposal short id by block header hash

Get block uncles by block header hash

Get block ext by block header hash

Get block header hash by block number

Get block number by block header hash

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Returns true if the transaction confirmed in main chain.

This function is base on transaction index COLUMN_TRANSACTION_INFO. Current release maintains a full index of historical transaction by default, this may be changed in future

Get commit transaction and block hash by its hash

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Gets transaction and associated info with correspond hash

Return whether cell is live

Gets cell meta data with out_point

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Gets current epoch ext

Gets epoch ext by epoch index

Gets epoch index by epoch number

Gets epoch index by block hash

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Gets header by uncle header hash

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Gets cellbase by block hash

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Implementors