GetAndLock Method (String, TimeSpan, DataCacheLockHandle, Boolean)
Lock the key if key is present and it is not locked by any clients and returns the object corresponding to the key.
Assembly: Microsoft.ApplicationServer.Caching.Client (in Microsoft.ApplicationServer.Caching.Client.dll)
public Object GetAndLock( string key, TimeSpan timeout, out DataCacheLockHandle lockHandle, bool forceLock )
- Type: System..::..String
The unique value that is used to identify the object in the region.
- Type: System..::..TimeSpan
The amount of time that object remains locked.
- Type: Microsoft.ApplicationServer.Caching..::..DataCacheLockHandle%
The DataCacheLockHandle object required to unlock the object. The lockHandle output parameter is passed by reference.
- Type: System..::..Boolean
If forceLock is true, key is locked irrespective of key-value pair presence in cache.
Return ValueType: System..::..Object
Returns Object matching the specified key parameter if the Object is present and is not locked.
If the key does not exist, a DataCacheException object is thrown with the ErrorCode set to KeyDoesNotExist. Create objects based on the referenced key to resolve this error.
If the object is already locked by another cache client, a DataCacheException object is thrown with the ErrorCode set to ObjectLocked. The object will be inaccessible until it is unlocked by the locking client.