private void memberUp(AC.Member m)
{
add(m);
if (m.UniqueAddress == SelfUniqueAddress)
{
_isSelfAdded = true;
}
_stableDeadline = resetStableDeadline();
}
private void memberRemoved(AC.Member m)
{
if (m.UniqueAddress == SelfUniqueAddress)
{
Context.Stop(Self);
}
else
{
_unreachable.Remove(m.UniqueAddress);
_members.Remove(m);
_stableDeadline = resetStableDeadline();
}
}
private void unreachableMember(AC.Member m)
{
if (m.UniqueAddress == SelfUniqueAddress)
{
return;
}
if (!_ignoreMemberStatus.Contains(m.Status))
{
_unreachable.Add(m.UniqueAddress);
if (m.Status != AC.MemberStatus.Joining)
{
add(m);
}
}
_stableDeadline = resetStableDeadline();
}
private void reachableMember(AC.Member m)
{
_unreachable.Remove(m.UniqueAddress);
_stableDeadline = resetStableDeadline();
}
private void ReachableMember(Member m)
{
_state = _state.ReachableMember(m.UniqueAddress);
}
/// <summary>
/// Removes a member from the node ring.
/// </summary>
private void RemoveMember(Member member)
{
Nodes = Nodes.Remove(member.Address);
LatestGossip = LatestGossip.Remove(member.Address);
}
/// <summary>
/// TBD
/// </summary>
/// <param name="member">TBD</param>
public ReachableMember(Member member)
: base(member)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberJoined"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
public MemberExited(Member member)
: base(member, MemberStatus.Exiting)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberJoined"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
public MemberDowned(Member member)
: base(member, MemberStatus.Down)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberWeaklyUp"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
public MemberWeaklyUp(Member member)
: base(member, MemberStatus.WeaklyUp)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberJoined"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
public MemberLeft(Member member)
: base(member, MemberStatus.Leaving)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberUp"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
public MemberUp(Member member)
: base(member, MemberStatus.Up)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberJoined"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
public MemberJoined(Member member)
: base(member, MemberStatus.Joining)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberStatusChange"/> class.
/// </summary>
/// <param name="member">The node that changed state.</param>
/// <param name="validStatus">The state that the node changed towards.</param>
/// <exception cref="ArgumentException">
/// This exception is thrown if the node's current status doesn't match the given status, <paramref name="validStatus"/>.
/// </exception>
protected MemberStatusChange(Member member, MemberStatus validStatus)
{
if (member.Status != validStatus)
throw new ArgumentException($"Expected {validStatus} state, got: {member}");
_member = member;
}
private void add(AC.Member m)
{
_members = _members.Add(m);
}
/// <summary>
/// TBD
/// </summary>
/// <param name="member">TBD</param>
protected ReachabilityEvent(Member member)
{
_member = member;
}
public Member GetMember(UniqueAddress node)
{
return(_membersMap.Value.GetOrElse(node,
Member.Removed(node))); // placeholder for removed member
}
/// <summary>
/// Adds a member to the node ring.
/// </summary>
private void AddMember(Member member)
{
Nodes = Nodes.Add(member.Address);
}
