Authentication information provider to connect to Cassandra nodes.
The authentication information consists of key-value pairs.
Which exact key-value pairs are required depends on the authenticator
set for the Cassandra nodes.
A provider that provides no authentication information.
This is only useful for when no authentication is to be used.
The authentication information to use to connect to
Please note that if authentication is required, this method will be
called to initialize each new connection created by the driver. It is
thus a good idea to make sure this method returns relatively quickly.
host the Cassandra host for which authentication information
- The authentication informations to use.