Struct TieredStorage

pub struct TieredStorage { /* private fields */ }

Implementations

impl TieredStorage

pub fn new_writable(path: impl Into<PathBuf>) -> Self

Creates a new writable instance of TieredStorage based on the specified path and TieredStorageFormat.

Note that the actual file will not be created until write_accounts is called.

pub fn new_readonly(path: impl Into<PathBuf>) -> TieredStorageResult<Self>

Creates a new read-only instance of TieredStorage from the specified path.

pub fn path(&self) -> &Path

Returns the path to this TieredStorage.

pub fn write_accounts<'a, 'b, T: ReadableAccount + Sync, U: StorableAccounts<'a, T>, V: Borrow<AccountHash>>( &self, accounts: &StorableAccountsWithHashesAndWriteVersions<'a, 'b, T, U, V>, skip: usize, format: &TieredStorageFormat, ) -> TieredStorageResult<Vec<StoredAccountInfo>>

Writes the specified accounts into this TieredStorage.

Note that this function can only be called once per a TieredStorage instance. TieredStorageError::AttemptToUpdateReadOnly will be returned if this function is invoked more than once on the same TieredStorage instance.

pub fn reader(&self) -> Option<&TieredStorageReader>

Returns the underlying reader of the TieredStorage. None will be returned if it’s is_read_only() returns false.

pub fn is_read_only(&self) -> bool

Returns true if the TieredStorage instance is read-only.

pub fn file_size(&self) -> TieredStorageResult<u64>

Returns the size of the underlying accounts file.

Trait Implementations

impl Debug for TieredStorage

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Drop for TieredStorage

fn drop(&mut self)

Executes the destructor for this type.