Struct casper_execution_engine::storage::transaction_source::in_memory::InMemoryReadTransaction

pub struct InMemoryReadTransaction { /* private fields */ }

A read transaction for the in-memory trie store.

Trait Implementations

impl Readable for InMemoryReadTransaction

fn read( &self, handle: Self::Handle, key: &[u8] ) -> Result<Option<Bytes>, Self::Error>

Returns the value from the corresponding key from a given Transaction::Handle.

impl Transaction for InMemoryReadTransaction

type Error = Error

An error which can occur while reading or writing during a transaction, or committing the transaction.

type Handle = Option<String>

An entity which is being read from or written to during a transaction.

fn commit(self) -> Result<(), Self::Error>

Commits the transaction.

fn abort(self)

Aborts the transaction.