AsyncClient Exists Method (BatchPolicy, ExistsArrayListener,  Key )Aerospike
Asynchronously check if multiple record keys exist in one batch call. Schedule the array exists command with a channel selector and return. 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.

Namespace: Aerospike.Client
Assembly: AerospikeClient (in AerospikeClient.dll) Version: 3.9.5.0 (3.9.5)
Syntax

Parameters

policy
Type: Aerospike.Client BatchPolicy
generic configuration parameters, pass in null for defaults
listener
Type: Aerospike.Client ExistsArrayListener
where to send results
keys
Type:  Aerospike.Client Key 
array of unique record identifiers
Exceptions

See Also