Struct concurrency_manager::KeyHandle

[+] Show declaration

pub struct KeyHandle {
    pub key: Key,
    table: UnsafeCell<Option<LockTable>>,
    mutex: AsyncMutex<()>,
    lock_store: Mutex<Option<Lock>>,
}

[−] Expand description

An entry in the in-memory table providing functions related to a specific key.

Fields

key: Key

table: UnsafeCell<Option<LockTable>>

mutex: AsyncMutex<()>

lock_store: Mutex<Option<Lock>>

Implementations

impl KeyHandle[−]

pub fn new(key: Key) -> Self

pub async fn lock(self: Arc<Self>) -> KeyHandleGuard

pub fn with_lock<T>(&self, f: impl FnOnce(&Option<Lock>) -> T) -> T

pub(crate) unsafe fn set_table(&self, table: LockTable)[−]

Set the LockTable that the KeyHandle is in.

This method is not thread safe. Make sure that no other threads access table at the same time.

Trait Implementations

impl Drop for KeyHandle[+]

[+] Show hidden undocumented items

fn drop(&mut self)[−]

Executes the destructor for this type.

impl Sync for KeyHandle