| public Leader ( UniqueAddress selfUniqueAddress ) : UniqueAddress | ||
| selfUniqueAddress | UniqueAddress | |
| return | UniqueAddress | |
/// <summary>
/// TBD
/// </summary>
/// <param name="oldGossip">TBD</param>
/// <param name="newGossip">TBD</param>
/// <param name="selfUniqueAddress">TBD</param>
/// <returns>TBD</returns>
internal static ImmutableList<LeaderChanged> DiffLeader(Gossip oldGossip, Gossip newGossip, UniqueAddress selfUniqueAddress)
{
var newLeader = newGossip.Leader(selfUniqueAddress);
if ((newLeader == null && oldGossip.Leader(selfUniqueAddress) == null)
|| newLeader != null && newLeader.Equals(oldGossip.Leader(selfUniqueAddress)))
return ImmutableList<LeaderChanged>.Empty;
return ImmutableList.Create(newLeader == null
? new LeaderChanged(null)
: new LeaderChanged(newLeader.Address));
}
/// <summary>
/// The current snapshot state corresponding to latest gossip
/// to mimic what you would have seen if you were listening to the events.
/// </summary>
private void SendCurrentClusterState(IActorRef receiver)
{
var unreachable = _latestGossip.Overview.Reachability.AllUnreachableOrTerminated
.Where(node => !node.Equals(_selfUniqueAddress))
.Select(node => _latestGossip.GetMember(node))
.ToImmutableHashSet();
var state = new ClusterEvent.CurrentClusterState(
members: _latestGossip.Members,
unreachable: unreachable,
seenBy: _latestGossip.SeenBy.Select(s => s.Address).ToImmutableHashSet(),
leader: _latestGossip.Leader(_selfUniqueAddress) == null ? null : _latestGossip.Leader(_selfUniqueAddress).Address,
roleLeaderMap: _latestGossip.AllRoles.ToImmutableDictionary(r => r, r =>
{
var leader = _latestGossip.RoleLeader(r, _selfUniqueAddress);
return leader == null ? null : leader.Address;
}));
receiver.Tell(state);
}
internal static ImmutableList<LeaderChanged> DiffLeader(Gossip oldGossip, Gossip newGossip, UniqueAddress selfUniqueAddress)
{
var newLeader = newGossip.Leader(selfUniqueAddress);
if ((newLeader == null && oldGossip.Leader(selfUniqueAddress) == null)
|| newLeader != null && newLeader.Equals(oldGossip.Leader(selfUniqueAddress)))
return ImmutableList.Create<LeaderChanged>();
return ImmutableList.Create(newLeader == null
? new LeaderChanged(null)
: new LeaderChanged(newLeader.Address));
}