/// <summary>
/// 触发，执行事件
/// </summary>
/// <param name="event"></param>
public void Process(ZookeeperEvent @event)
{
try
{
switch (@event.Type)
{
case ZookeeperEvent.EventType.NodeChildrenChanged:
NodeChildrenChanged?.Invoke(@event);
break;
case ZookeeperEvent.EventType.NodeCreated:
NodeCreated?.Invoke(@event);
break;
case ZookeeperEvent.EventType.NodeDeleted:
NodeDeleted?.Invoke(@event);
break;
case ZookeeperEvent.EventType.NodeDataChanged:
NodeDataChanged?.Invoke(@event);
break;
}
AllTypeChanged?.Invoke(@event);
}
catch { }
}
internal void RaiseNodeDeleted(FileSystemEntryId id)
{
NodeDeleted?.Invoke(id);
}
void IEventSink.NotifyNodeRemoved(TreePosition parent, int childIndex, TreePosition child)
{
NodeDeleted?.Invoke(this, new TreeNodeChildEventArgs(parent, childIndex, child));
}
/// <summary>
/// Overridable method to handle deletion of nodes
/// </summary>
/// <param name="node"></param>
protected virtual void OnNodeDeleted(GraphNode node)
{
NodeDeleted?.Invoke(this, new NodeDeletedEventArgs(node));
}
/// <summary>
/// When Collection even is generated, this method is called
/// </summary>
/// <param name="args">Simias event details</param>
private void OnCollectionEvent(SimiasEventArgs args)
{
try
{
NodeEventArgs nodeArgs = args as NodeEventArgs;
if (nodeArgs != null)
{
if (applyNodeFilter(nodeArgs))
{
EventType changeType = (EventType)Enum.Parse(typeof(EventType), (string)nodeArgs.EventData, false);
switch (changeType)
{
case EventType.NodeChanged:
if (NodeChanged != null)
{
Delegate[] cbList = NodeChanged.GetInvocationList();
foreach (NodeEventHandler cb in cbList)
{
try
{
cb(nodeArgs);
}
catch (Exception ex)
{
logger.Debug(ex, "Delegate {0}.{1} failed", cb.Target, cb.Method);
NodeChanged -= cb;
}
}
}
break;
case EventType.NodeCreated:
if (NodeCreated != null)
{
Delegate[] cbList = NodeCreated.GetInvocationList();
foreach (NodeEventHandler cb in cbList)
{
try
{
cb(nodeArgs);
}
catch (Exception ex)
{
logger.Debug(ex, "Delegate {0}.{1} failed", cb.Target, cb.Method);
NodeCreated -= cb;
}
}
}
break;
case EventType.NodeDeleted:
if (NodeDeleted != null)
{
Delegate[] cbList = NodeDeleted.GetInvocationList();
foreach (NodeEventHandler cb in cbList)
{
try
{
cb(nodeArgs);
}
catch (Exception ex)
{
logger.Debug(ex, "Delegate {0}.{1} failed", cb.Target, cb.Method);
NodeDeleted -= cb;
}
}
}
break;
case EventType.NoAccess:
if (NoAccess != null)
{
Delegate[] cbList = NoAccess.GetInvocationList();
foreach (NodeEventHandler cb in cbList)
{
try
{
cb(nodeArgs);
}
catch (Exception ex)
{
logger.Debug(ex, "Delegate {0}.{1} failed", cb.Target, cb.Method);
NodeDeleted -= cb;
}
}
}
break;
}
}
}
}
catch (Exception ex)
{
new SimiasException(args.ToString(), ex);
}
}