org.apache.hadoop.hbase.client
Interface NonceGenerator

All Known Implementing Classes:

PerClientRandomNonceGenerator

@InterfaceAudience.Private
public interface NonceGenerator

NonceGenerator interface. In general, nonce group is an ID (one per client, or region+client, or whatever) that could be used to reduce collision potential, or be used by compatible server nonce manager to optimize nonce storage and removal. See HBASE-3787.

Method Summary

long	getNonceGroup()
long	newNonce()

Method Detail

getNonceGroup

long getNonceGroup()

Returns:

the nonce group (client ID) of this client manager.

newNonce

long newNonce()

Returns:

New nonce.