Symfony\Component\Lock\Store\SemaphoreStore

class SemaphoreStore implements StoreInterface

SemaphoreStore is a StoreInterface implementation using Semaphore as store engine.

Methods

static bool

isSupported()

Returns whether or not the store is supported.

__construct()

No description

save(Key $key)

Stores the resource if it's not locked by someone else.

waitAndSave(Key $key)

Waits until a key becomes free, then stores the resource.

delete(Key $key)

Removes a resource from the storage.

putOffExpiration(Key $key, $ttl)

Extends the ttl of a resource.

bool

exists(Key $key)

Returns whether or not the resource exists in the storage.

Details

`static bool isSupported()`

Returns whether or not the store is supported.

Return Value

bool

`__construct()`

`save(Key $key)`

Stores the resource if it's not locked by someone else.

Parameters

Key

$key

Exceptions

LockAcquiringException
LockConflictedException

`waitAndSave(Key $key)`

Waits until a key becomes free, then stores the resource.

If the store does not support this feature it should throw a NotSupportedException.

Parameters

Key

$key

Exceptions

LockConflictedException
NotSupportedException

`delete(Key $key)`

Removes a resource from the storage.

Parameters

Key

$key

Exceptions

LockReleasingException

`putOffExpiration(Key $key, $ttl)`

Extends the ttl of a resource.

If the store does not support this feature it should throw a NotSupportedException.

Parameters

Key	$key
	$ttl

Exceptions

LockConflictedException
NotSupportedException

`bool exists(Key $key)`

Returns whether or not the resource exists in the storage.

Parameters

Key

$key

Return Value

bool