// Registered event handler for the ApplicationEndpointOwnerDiscovered
// event on the
// CollaborationPlatform for the provisioned application.
private void Platform_ApplicationEndpointOwnerDiscovered(object sender,
ApplicationEndpointSettingsDiscoveredEventArgs e)
{
UCMASampleHelper.WriteLine("ApplicationEndpointOwnerDiscovered event was raised during startup of"
+ " the CollaborationPlatform.");
UCMASampleHelper.WriteLine("The ApplicationEndpointOwnerConfiguration that corresponds to the"
+ " provisioned application with ID " + _applicationId + " are: ");
UCMASampleHelper.WriteLine("Owner display name is: "
+ e.ApplicationEndpointSettings.OwnerDisplayName);
UCMASampleHelper.WriteLine("Owner URI is: " + e.ApplicationEndpointSettings.OwnerUri);
UCMASampleHelper.WriteLine("Now retrieving the ApplicationEndpointSettings from the "
+ "ApplicationEndpointSettingsDiscoveredEventArgs.");
ApplicationEndpointSettings settings = e.ApplicationEndpointSettings;
settings.SupportedMimePartContentTypes = new System.Net.Mime.ContentType[] {
new System.Net.Mime.ContentType("text/plain")
};
UCMASampleHelper.WriteLine("Initializing the ApplicationEndpoint that corresponds to the provisioned "
+ "application with ID " + _applicationId);
// Initalize the endpoint using the settings retrieved above.
_applicationEndpoint = new ApplicationEndpoint(_collabPlatform, settings);
// Wire up the StateChanged event if necessary
// Wire up the ApplicationEndpointOwnerPropertiesChanged event if necessary
try
{
// Establish the endpoint.
_applicationEndpoint.BeginEstablish(EndEndpointEstablish, _applicationEndpoint);
}
catch (InvalidOperationException iOpEx)
{
// Invalid Operation Exception may be thrown if the data provided
// to the BeginXXX methods was invalid/malformed.
// TODO (Left to the reader): Error handling code.
UCMASampleHelper.WriteLine("Invalid Operation Exception: " + iOpEx.ToString());
}
}
/// <summary>
/// Returns an application endpoint that is provisioned on a platform
/// as specified by the ApplicationID which could be provided by config
/// file or be prompted to the user; if the platform discovers multiple
/// application endpoints the first one discovered and established will be
/// returned. If no application endpoints are discovered this method
/// returns null.
/// </summary>
/// <returns></returns>
public ApplicationEndpoint CreateAutoProvisionedApplicationEndpoint()
{
_applicationId = null;
try
{
// Attempt to retrieve the application ID of the provisioned
// application from the config file.
_applicationId = System.Configuration.ConfigurationManager.AppSettings["ApplicationID"];
if (string.IsNullOrEmpty(_applicationId))
{
// The application ID wasn't retrieved from the config file
// so prompt for the application ID for the application that
// has been provisioned.
string prompt = "Please enter the unique ID of the application that is provisioned in "
+ "the topology => ";
_applicationId = UCMASampleHelper.PromptUser(prompt, null);
}
if (!string.IsNullOrEmpty(_applicationId))
{
UCMASampleHelper.WriteLine("Creating CollaborationPlatform for the provisioned application"
+ " with ID \'" + _applicationId + "\' using ProvisionedApplicationPlatformSettings.");
ProvisionedApplicationPlatformSettings settings
= new ProvisionedApplicationPlatformSettings("UCMASampleApp", _applicationId);
// Reuse platform instance so that all endpoints share the
// same platform.
if (_collabPlatform == null)
{
// Initalize and startup the platform.
_collabPlatform = new CollaborationPlatform(settings);
// Wire up a handler for the
// ApplicationEndpointOwnerDiscovered event.
_collabPlatform.RegisterForApplicationEndpointSettings(
this.Platform_ApplicationEndpointOwnerDiscovered);
// Initalize and startup the platform.
_collabPlatform.BeginStartup(EndPlatformStartup, _collabPlatform);
if (_endpointInitCompletedEvent.WaitOne())
{
UCMASampleHelper.WriteLine("Found an application EP the Owner Uri is: "
+ _applicationEndpoint.OwnerUri);
}
else
{
Console.WriteLine("Application endpoint was not established within the given time,"
+ " ending Sample.");
UCMASampleHelper.FinishSample();
}
}
else
{
Console.WriteLine("Collaboration platform already exists, ending Sample.");
UCMASampleHelper.FinishSample();
}
}
else
{
Console.WriteLine("No application ID was specified by the user. Unable to create an"
+ " ApplicationEndpoint to use in the sample.");
UCMASampleHelper.FinishSample();
}
return(_applicationEndpoint);
}
catch (InvalidOperationException iOpEx)
{
// Invalid Operation Exception may be thrown if the data provided
// to the BeginStartUp is called when the platform has already been
// started or terminated.
// TODO (Left to the reader): Error handling code.
UCMASampleHelper.WriteException(iOpEx);
return(_applicationEndpoint);
}
}