/// <summary>
/// Queries the <see cref="Stat"/> of the node with the given path.
/// </summary>
/// <param name="ringMaster">Interface to ringmaster</param>
/// <param name="path">Node path</param>
/// <param name="watcher">Watcher interface that receives notifications for changes to this path or null</param>
/// <param name="ignoreNonodeError">If set to <c>true</c> an exception is not thrown if no node is found at the given path</param>
/// <returns>Task that will resolve on success to the <see cref="Stat"/> associated with the node</returns>
public static async Task <IStat> Exists(this IRingMasterRequestHandler ringMaster, string path, IWatcher watcher, bool ignoreNonodeError)
{
RequestResponse response = await ringMaster.Request(
new RequestExists(
path,
watcher));
if (ignoreNonodeError &&
(RingMasterException.GetCode(response.ResultCode) == RingMasterException.Code.Nonode))
{
return(response.Stat);
}
ThrowIfError(response);
return((IStat)response.Content);
}
public static async Task <bool> Delete(this IRingMasterRequestHandler ringMaster, string path, int version, DeleteMode deletemode = DeleteMode.None)
{
RequestResponse response = await ringMaster.Request(
new RequestDelete(
path,
version,
deletemode));
switch (RingMasterException.GetCode(response.ResultCode))
{
case RingMasterException.Code.Ok: return(true);
case RingMasterException.Code.Nonode: return(false);
default:
break;
}
ThrowIfError(response);
return(false);
}