/**
* <summary>
* Updates topology if cache enabled. If cache is disabled, returns original node.</summary>
*
* <param name="node">Converted rest server response.</param>
* <returns>Node in topology.</returns>
*/
public N UpdateNode(N node)
{
A.NotNull(node, "node");
busyLock.AcquireWriterLock(Timeout.Infinite);
try {
bool nodeAdded = !_nodes.ContainsKey(node.Id);
// We update the whole topology if node was not in topology or we cache metrics.
if (nodeAdded || topCache)
{
node = ClearAttributes(node);
_nodes[node.Id] = node;
}
if (nodeAdded)
{
FireEvents(new TopologyEvent[] { new TopologyEvent(true, node) });
}
return(node);
}
finally {
busyLock.ReleaseWriterLock();
}
}
/**
* <summary>
* Creates projection with specified client.</summary>
*
* <param name="cfg">Progjection configuration.</param>
* <param name="nodes">Collections of nodes included in this projection.</param>
* <param name="filter">Node filter to be applied.</param>
* <param name="balancer">Balancer to use.</param>
*/
protected internal GridClientAbstractProjection(IGridClientProjectionConfig cfg, IEnumerable <N> nodes,
Predicate <N> filter, IGridClientLoadBalancer balancer)
{
A.NotNull(cfg, "projection config");
this.cfg = cfg;
this._nodes = nodes == null ? null : new List <N>(nodes);
this._filter = filter;
this._balancer = balancer;
}
/**
* <summary>
* Adds topology listener.</summary>
*
* <param name="lsnr">Topology listener.</param>
*/
public void AddTopologyListener(IGridClientTopologyListener lsnr)
{
A.NotNull(lsnr, "lsnr");
busyLock.AcquireWriterLock(Timeout.Infinite);
try {
topLsnrs.Add(lsnr);
}
finally {
busyLock.ReleaseWriterLock();
}
}