private void NodeListUpdated(Node node, NodeUpdateAction updateAction)
{
//not interested in any non-active nodes
//other states usually happen when a node comes up online only
if (!(node.NodeState == NodeState.Active))
return;
if (updateAction == NodeUpdateAction.Removed)
_consistentHash.RemoveItem(node.EndPoint.ToString());
else if ((updateAction == NodeUpdateAction.Added) || (updateAction == NodeUpdateAction.Updated))
_consistentHash.StoreItem(node.EndPoint.ToString());
}
private void NodeListUpdated(Node node, NodeUpdateAction updateAction)
{
//not interested in any non-active nodes
//other states usually happen when a node comes up online only
if (!(node.NodeState == NodeState.Active))
{
return;
}
if (updateAction == NodeUpdateAction.Removed)
{
_consistentHash.RemoveItem(node.EndPoint.ToString());
}
else if ((updateAction == NodeUpdateAction.Added) || (updateAction == NodeUpdateAction.Updated))
{
_consistentHash.StoreItem(node.EndPoint.ToString());
}
}
private void NodeListUpdated(Node node, NodeUpdateAction updateAction)
{
//has the node just come online and waiting for its data that I have?
if ((updateAction == NodeUpdateAction.Added) && (node.NodeState == NodeState.WaitingForNeighbourNode))
{
//was that node me?
if (node.EndPoint.ToString().CompareTo(TcpHelper.SelfIPAddress.ToString()) == 0)
{
return;
}
bool nodeIsNeighbourBehind = NodeIsNeighbourBehind(node);
if (!nodeIsNeighbourBehind)
{
return;
}
ThreadPool.QueueUserWorkItem(MoveObjectCallBack, node);
}
}
private void NodeListUpdated(Node node, NodeUpdateAction updateAction)
{
if (updateAction == NodeUpdateAction.Added)
{
Dispatcher.Invoke((Action)(() => {
tvNodes.Items.Add(node.EndPoint.ToString());
if (tvNodes.Items.Count == 1)
{
SetSelectedItem(tvNodes, tvNodes.Items[0]);
}
UpdateStatusMessage("Discovered new node " + node.EndPoint.ToString());
}));
}
else if (updateAction == NodeUpdateAction.Removed)
{
Dispatcher.Invoke((Action)(() => {
tvNodes.Items.Remove(node.EndPoint.ToString());
UpdateStatusMessage("Removed dead node " + node.EndPoint.ToString());
ClearGrid();
}));
}
}
private void NodeListUpdated(Node node, NodeUpdateAction updateAction)
{
//has the node just come online and waiting for its data that I have?
if ((updateAction == NodeUpdateAction.Added) && (node.NodeState == NodeState.WaitingForNeighbourNode))
{
//was that node me?
if (node.EndPoint.ToString().CompareTo(TcpHelper.SelfIPAddress.ToString()) == 0)
return;
bool nodeIsNeighbourBehind = NodeIsNeighbourBehind(node);
if (!nodeIsNeighbourBehind)
return;
ThreadPool.QueueUserWorkItem(MoveObjectCallBack, node);
}
}
private void NodeListUpdated(Node node, NodeUpdateAction updateAction)
{
if (updateAction == NodeUpdateAction.Added)
{
Dispatcher.Invoke((Action)(() => {
tvNodes.Items.Add(node.EndPoint.ToString());
if (tvNodes.Items.Count == 1)
{
SetSelectedItem(tvNodes, tvNodes.Items[0]);
}
UpdateStatusMessage("Discovered new node " + node.EndPoint.ToString());
}));
}
else if (updateAction == NodeUpdateAction.Removed)
{
Dispatcher.Invoke((Action)(() => {
tvNodes.Items.Remove(node.EndPoint.ToString());
UpdateStatusMessage("Removed dead node " + node.EndPoint.ToString());
ClearGrid();
}));
}
}
