PersistentChatUserServices.BeginGetUser method

Gets the PersistentChatUser for the given SIP URI.

Namespace:  Microsoft.Rtc.Collaboration.PersistentChat.Management
Assembly:  Microsoft.Rtc.Collaboration.PersistentChat (in Microsoft.Rtc.Collaboration.PersistentChat.dll)

public IAsyncResult BeginGetUser(
	Uri sipUri,
	AsyncCallback userCallback,
	Object state
)

Parameters

sipUri
Type: System.Uri

The SIP URI of the user to retreive.

userCallback
Type: System.AsyncCallback

The method to be invoked when this asynchronous operation completes.

state
Type: System.Object

An object to be passed back to the callback.

Return value

Type: System.IAsyncResult
An IAsyncResult that references this operation.

ExceptionCondition
ArgumentNullException

sipUri is null.

ArgumentException

sipUri is not a valid SIP URI.

ChatServerConnectionException

The PersistentChatEndpoint is not established.

InvalidOperationException

The chat server connection is not in a valid state to send the command.

RealTimeException

The PersistentChatEndpoint encountered an error communicating with the chat server.

This request will be processed asynchronously. Call EndGetUser(IAsyncResult) to complete this asynchronous operation.

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