Trait tc_transact::fs::File[−][src]

pub trait File<B: BlockData>: Store + Sized {
    type Block: Block<B>;
#[must_use]    fn block_ids<'life0, 'life1, 'async_trait>(
        &'life0 self, 
        txn_id: &'life1 TxnId
    ) -> Pin<Box<dyn Future<Output = TCResult<HashSet<BlockId>>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        'life1: 'async_trait,
        Self: 'async_trait;

#[must_use]    fn contains_block<'life0, 'life1, 'life2, 'async_trait>(
        &'life0 self, 
        txn_id: &'life1 TxnId, 
        name: &'life2 BlockId
    ) -> Pin<Box<dyn Future<Output = TCResult<bool>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        'life1: 'async_trait,
        'life2: 'async_trait,
        Self: 'async_trait;

#[must_use]    fn create_block<'life0, 'async_trait>(
        &'life0 self, 
        txn_id: TxnId, 
        name: BlockId, 
        initial_value: B
    ) -> Pin<Box<dyn Future<Output = TCResult<Self::Block>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        Self: 'async_trait;

#[must_use]    fn delete_block<'life0, 'life1, 'life2, 'async_trait>(
        &'life0 self, 
        txn_id: &'life1 TxnId, 
        name: &'life2 BlockId
    ) -> Pin<Box<dyn Future<Output = TCResult<()>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        'life1: 'async_trait,
        'life2: 'async_trait,
        Self: 'async_trait;

#[must_use]    fn read_block<'life0, 'life1, 'life2, 'async_trait>(
        &'life0 self, 
        txn_id: &'life1 TxnId, 
        name: &'life2 BlockId
    ) -> Pin<Box<dyn Future<Output = TCResult<<Self::Block as Block<B>>::ReadLock>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        'life1: 'async_trait,
        'life2: 'async_trait,
        Self: 'async_trait;

#[must_use]    fn read_block_owned<'async_trait>(
        self, 
        txn_id: TxnId, 
        name: BlockId
    ) -> Pin<Box<dyn Future<Output = TCResult<<Self::Block as Block<B>>::ReadLock>> + Send + 'async_trait>>
    where
        Self: 'async_trait;

#[must_use]    fn write_block<'life0, 'async_trait>(
        &'life0 self, 
        txn_id: TxnId, 
        name: BlockId
    ) -> Pin<Box<dyn Future<Output = TCResult<<Self::Block as Block<B>>::WriteLock>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        Self: 'async_trait;
}

A transactional file.

Associated Types

type Block: Block<B>[src]

The type of block which this file is divided into.

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Required methods

#[must_use]fn block_ids<'life0, 'life1, 'async_trait>(
    &'life0 self,
    txn_id: &'life1 TxnId
) -> Pin<Box<dyn Future<Output = TCResult<HashSet<BlockId>>> + Send + 'async_trait>> where
    'life0: 'async_trait,
    'life1: 'async_trait,
    Self: 'async_trait, [src]

Return the IDs of all this file’s blocks.

#[must_use]fn contains_block<'life0, 'life1, 'life2, 'async_trait>(
    &'life0 self,
    txn_id: &'life1 TxnId,
    name: &'life2 BlockId
) -> Pin<Box<dyn Future<Output = TCResult<bool>> + Send + 'async_trait>> where
    'life0: 'async_trait,
    'life1: 'async_trait,
    'life2: 'async_trait,
    Self: 'async_trait, [src]

Return true if this file contains the given BlockId as of the given TxnId.

#[must_use]fn create_block<'life0, 'async_trait>(
    &'life0 self,
    txn_id: TxnId,
    name: BlockId,
    initial_value: B
) -> Pin<Box<dyn Future<Output = TCResult<Self::Block>> + Send + 'async_trait>> where
    'life0: 'async_trait,
    Self: 'async_trait, [src]

Create a new Self::Block.

#[must_use]fn delete_block<'life0, 'life1, 'life2, 'async_trait>(
    &'life0 self,
    txn_id: &'life1 TxnId,
    name: &'life2 BlockId
) -> Pin<Box<dyn Future<Output = TCResult<()>> + Send + 'async_trait>> where
    'life0: 'async_trait,
    'life1: 'async_trait,
    'life2: 'async_trait,
    Self: 'async_trait, [src]

Delete the block with the given ID.

#[must_use]fn read_block<'life0, 'life1, 'life2, 'async_trait>(
    &'life0 self,
    txn_id: &'life1 TxnId,
    name: &'life2 BlockId
) -> Pin<Box<dyn Future<Output = TCResult<<Self::Block as Block<B>>::ReadLock>> + Send + 'async_trait>> where
    'life0: 'async_trait,
    'life1: 'async_trait,
    'life2: 'async_trait,
    Self: 'async_trait, [src]

Get a read lock on the block at name as of TxnId.

#[must_use]fn read_block_owned<'async_trait>(
    self,
    txn_id: TxnId,
    name: BlockId
) -> Pin<Box<dyn Future<Output = TCResult<<Self::Block as Block<B>>::ReadLock>> + Send + 'async_trait>> where
    Self: 'async_trait, [src]

Get a read lock on the block at name as of TxnId, without borrowing.

#[must_use]fn write_block<'life0, 'async_trait>(
    &'life0 self,
    txn_id: TxnId,
    name: BlockId
) -> Pin<Box<dyn Future<Output = TCResult<<Self::Block as Block<B>>::WriteLock>> + Send + 'async_trait>> where
    'life0: 'async_trait,
    Self: 'async_trait, [src]

Get a read lock on the block at name as of TxnId.

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Implementors

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