AsyncClient Exists Method Aerospike
Overload List

  NameDescription
Public methodExists(Policy, Key)
Determine if a record key exists. Return whether record exists or not. The policy can be used to specify timeouts.
(Inherited from AerospikeClient.)
Public methodExists(Policy,  Key )
Check if multiple record keys exist in one batch call. The returned boolean array is in positional order with the original key array order. The policy can be used to specify timeouts.
(Inherited from AerospikeClient.)
Public methodExists(Policy, ExistsArrayListener,  Key )
Asynchronously check if multiple record keys exist in one batch call. This method schedules the exists command with a channel selector and returns. Another thread will process the command and send the results to the listener in a single call.

The policy can be used to specify timeouts.

Public methodExists(Policy, ExistsListener, Key)
Asynchronously determine if a record key exists. This method schedules the exists command with a channel selector and returns. Another thread will process the command and send the results to the listener.

The policy can be used to specify timeouts.

Public methodExists(Policy, ExistsSequenceListener,  Key )
Asynchronously check if multiple record keys exist in one batch call. This method schedules the exists command with a channel selector and returns. Another thread will process the command and send the results to the listener in multiple unordered calls.

The policy can be used to specify timeouts.

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