Documentation / zerotal / lock / MemoryLockDriver
Class: MemoryLockDriver
Defined in: packages/core/src/lock/drivers/MemoryLockDriver.ts:17
In-process lock driver backed by a plain Map.
Suitable for single-instance servers and tests. Not safe across processes or server restarts — use the Redis or SQLite driver for distributed / persistent locks.
Implements
Constructors
Constructor
new MemoryLockDriver():
MemoryLockDriver
Returns
MemoryLockDriver
Methods
acquire()
acquire(
key,owner,ttlSeconds):Promise<boolean>
Defined in: packages/core/src/lock/drivers/MemoryLockDriver.ts:20
Try to acquire the lock. Returns true when acquired, false if already
held by another owner and not yet expired.
Parameters
key
string
owner
string
ttlSeconds
number
Returns
Promise<boolean>
Implementation of
release()
release(
key,owner):Promise<boolean>
Defined in: packages/core/src/lock/drivers/MemoryLockDriver.ts:32
Release the lock only if the caller is still the owner.
Returns true when released, false if the lock was held by someone else
(e.g. TTL expired and another process re-acquired).
Parameters
key
string
owner
string
Returns
Promise<boolean>
Implementation of
forceRelease()
forceRelease(
key):Promise<void>
Defined in: packages/core/src/lock/drivers/MemoryLockDriver.ts:39
Unconditionally delete the lock regardless of owner.
Parameters
key
string
Returns
Promise<void>
Implementation of
exists()
exists(
key):Promise<boolean>
Defined in: packages/core/src/lock/drivers/MemoryLockDriver.ts:43
Returns true if the lock is currently held (not expired).
Parameters
key
string
Returns
Promise<boolean>
Implementation of
flush()
flush():
void
Defined in: packages/core/src/lock/drivers/MemoryLockDriver.ts:49
Flush all locks — useful in tests.
Returns
void