public void Connect(IWatcher watcher)
{
_watcher = watcher;
if (failOnConnect)
{
// As as example:
throw new Exception("Testing connection failure");
}
Task.Factory.StartNew(() =>
{
_watcher.Process(new WatchedEvent(KeeperState.SyncConnected, EventType.None, null));
});
}
private void Run()
{
try
{
while (!tokenSource.IsCancellationRequested)
{
_watcher.Process(_blockingQueue.Take());
}
}
catch
{
// stop event thread
}
}
public void Process(WatchedEvent watchedEvent)
{
String path = watchedEvent.Path;
if (watchedEvent.Type == EventType.None)
{
// We are are being told that the state of the
// connection has changed
switch (watchedEvent.State)
{
case KeeperState.SyncConnected:
// In this particular example we don't need to do anything
// here - watches are automatically re-registered with
// server and any watches triggered while the client was
// disconnected will be delivered (in order of course)
break;
case KeeperState.Expired:
// It's all over
dead = true;
listener.Closing((int)KeeperException.Code.SESSIONEXPIRED);
break;
}
}
else
{
if (path != null && path == znode)
{
// Something has changed on the node, let's find out
zk.Exists(znode, true);
}
}
if (chainedWatcher != null)
{
chainedWatcher.Process(watchedEvent);
}
}
