Returns the read-only information about this node.
The mongos
node, if any.
The first node from the nearestGroup.
See the nearest read preference.
The node which is the current primary one.
Returns a NodeSet with channels created to upTo
given maximum,
per each member of the set.
Returns a NodeSet with channels created to upTo
given maximum,
per each member of the set.
(Since version 0.12-RC1) Use createNeededChannels
with the explicit channelFactory
(Since version 0.12-RC0) Unused