How to atomically update a map key in Aerospike?

@AerospikeEntity(nameSpace = Constants.NAMESPACE, setName = Constants.ABC_SET)

public class ABCModel implements Serializable {
    private static final long serialVersionUID = 1L;
    @AerospikeKey
    private String cycle;
    private long  debitAmount;
    private long  creditAmount;
   private Map<String, AtomicDouble> map;
}

suppose atomically i want to update some key inside this given map ,how can i achieve this in Aerospike java client ?