First member (leader) of the members within a role set (in the same data center as this node,
if data centers are used) changed.
Published when the state change is first seen on a node.
This member is added by an implicit conversion from RoleLeaderChanged to
any2stringadd[RoleLeaderChanged] performed by method any2stringadd in scala.Predef.
This member is added by an implicit conversion from RoleLeaderChanged to
StringFormat[RoleLeaderChanged] performed by method StringFormat in scala.Predef.
First member (leader) of the members within a role set (in the same data center as this node, if data centers are used) changed. Published when the state change is first seen on a node.