Trait casper_execution_engine::storage::transaction_source::Transaction

pub trait Transaction: Sized {
    type Error;
    type Handle;

    // Required method
    fn commit(self) -> Result<(), Self::Error>;

    // Provided method
    fn abort(self) { ... }
}

A transaction which can be committed or aborted.

Required Associated Types

type Error

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

type Handle

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

Required Methods

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

Commits the transaction.

Provided Methods

fn abort(self)

Aborts the transaction.

Any pending operations will not be saved.

Implementations on Foreign Types

impl<'a> Transaction for RwTransaction<'a>

type Error = Error

type Handle = Database

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

impl<'a> Transaction for RoTransaction<'a>

type Error = Error

type Handle = Database

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

Implementors

impl Transaction for InMemoryReadTransaction

type Error = Error

type Handle = Option<String>

impl<'a> Transaction for InMemoryReadWriteTransaction<'a>

type Error = Error

type Handle = Option<String>