Trait sp_consensus::block_import::BlockImport[−][src]

pub trait BlockImport<B: BlockT> {
    type Error: Error + Send + 'static;
    type Transaction;
    fn check_block(
        &mut self, 
        block: BlockCheckParams<B>
    ) -> Result<ImportResult, Self::Error>;

    fn import_block(
        &mut self, 
        block: BlockImportParams<B, Self::Transaction>, 
        cache: HashMap<CacheKeyId, Vec<u8>>
    ) -> Result<ImportResult, Self::Error>;
}

Block import trait.

Associated Types

type Error: Error + Send + 'static[src]

The error type.

type Transaction[src]

The transaction type used by the backend.

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Required methods

fn check_block(
    &mut self,
    block: BlockCheckParams<B>
) -> Result<ImportResult, Self::Error>[src]

Check block preconditions.

fn import_block(
    &mut self,
    block: BlockImportParams<B, Self::Transaction>,
    cache: HashMap<CacheKeyId, Vec<u8>>
) -> Result<ImportResult, Self::Error>[src]

Import a block.

Cached data can be accessed through the blockchain cache.

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Implementations on Foreign Types

impl<B: BlockT, T, E: Error + Send + 'static, Transaction> BlockImport<B> for Arc<T> where
    &'r T: BlockImport<B, Error = E, Transaction = Transaction>, [src]

type Error = E

type Transaction = Transaction

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Implementors

impl<B: BlockT, Transaction> BlockImport<B> for BoxBlockImport<B, Transaction>[src]

type Error = Error

type Transaction = Transaction

fn check_block(
    &mut self,
    block: BlockCheckParams<B>
) -> Result<ImportResult, Self::Error>[src]

Check block preconditions.

fn import_block(
    &mut self,
    block: BlockImportParams<B, Transaction>,
    cache: HashMap<CacheKeyId, Vec<u8>>
) -> Result<ImportResult, Self::Error>[src]

Import a block.

Cached data can be accessed through the blockchain cache.

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