Exemple : Publier un élément de file d’attente vers la file d’attente à l’aide de (liaison anticipée)
Date de publication : janvier 2017
S’applique à : Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online
Cet exemple de code est pour Microsoft Dynamics 365 (Online et local).Téléchargez le package Kit de développement logiciel (SDK) de Microsoft Dynamics CRM. Il se trouve à l'emplacement suivant dans le package de téléchargement :
SampleCode\CS\BusinessDataModel\BusinessManagement\RemoveQueueItemWorker.cs
Configuration requise
Pour plus d'informations sur les conditions requises pour l'exécution de l'exemple de code fourni dans ce Kit de développement logiciel (SDK), consultez la rubrique Utiliser l’exemple de code et le code d’assistance.
Démontre
Cet exemple indique comment utiliser ReleaseToQueueRequest pour dissocier un utilisateur d’un élément de file d’attente sur lequel il a travaillé et comment republier un élément de file d’attente dans la file d’attente.
Exemple
using System;
using System.ServiceModel;
using System.ServiceModel.Description;
// These namespaces are found in the Microsoft.Xrm.Sdk.dll assembly
// found in the SDK\bin folder.
using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Query;
using Microsoft.Xrm.Sdk.Discovery;
// This namespace is found in Microsoft.Crm.Sdk.Proxy.dll assembly
// found in the SDK\bin folder.
using Microsoft.Crm.Sdk.Messages;
using Microsoft.Xrm.Sdk.Client;
namespace Microsoft.Crm.Sdk.Samples
{
/// <summary>
/// This sample shows how to release queued object from worker's queue.
/// </summary>
public class RemoveQueueItemWorker
{
#region Class Level Members
// Define the IDs needed for this sample.
private Guid _queueItemId;
private Guid _letterId;
private Guid _queueId;
private OrganizationServiceProxy _serviceProxy;
#endregion Class Level Members
#region How To Sample Code
/// <summary>
/// Create and configure the organization service proxy.
/// Initiate method to create any entity records that this sample requires.
/// Remove worker from queue item to release queued object
/// which user is working on.
/// Optionally delete any entity records that were created for this sample.
/// <para name="organizationFriendlyName">The friendly name of the
/// target organization.</para>
/// <para name="discoveryServer">The name of the discovery server.</para>
/// <param name="promptForDelete">Indicates whether to prompt the user to delete
/// the records created in this sample.</param>
/// </summary>
public void Run(ServerConnection.Configuration serverConfig, bool promptForDelete)
{
try
{
// Connect to the Organization service.
// The using statement assures that the service proxy will be properly disposed.
using (_serviceProxy = new OrganizationServiceProxy(serverConfig.OrganizationUri, serverConfig.HomeRealmUri, serverConfig.Credentials, serverConfig.DeviceCredentials))
{
// This statement is required to enable early-bound type support.
_serviceProxy.EnableProxyTypes();
CreateRequiredRecords();
// Remove worker from queue item to release queued object
// from worker's queue using ReleaseToQueueRequest
ReleaseToQueueRequest releaseToQueueRequest = new ReleaseToQueueRequest
{
QueueItemId = _queueItemId
};
_serviceProxy.Execute(releaseToQueueRequest);
Console.WriteLine("Released the queued object from worker queue.");
DeleteRequiredRecords(promptForDelete);
}
}
// Catch any service fault exceptions that Microsoft Dynamics CRM throws.
catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>)
{
// You can handle an exception here or pass it back to the calling method.
throw;
}
}
/// <summary>
/// This method creates any entity records that this sample requires.
/// Create a queue record.
/// Create a letter record.
/// Create a queue item for queue record.
/// Retrieves new owner's details.
/// Update the queue item record to assign it to new owner.
/// </summary>
public void CreateRequiredRecords()
{
// Create a private queue instance and set its property values.
Queue newQueue = new Queue
{
Name = "Example Queue.",
Description = "This is an example queue.",
QueueViewType = new OptionSetValue((int)QueueQueueViewType.Private)
};
// Create a new queue and store its returned GUID in a variable
// for later use.
_queueId = _serviceProxy.Create(newQueue);
Console.WriteLine("Created {0}.", newQueue.Name);
Letter newLetter = new Letter
{
Description = "Example Letter"
};
_letterId = _serviceProxy.Create(newLetter);
Console.WriteLine("Created {0}.", newLetter.Description);
// Create a new instance of a queueitem and initialize its
// properties.
QueueItem item = new QueueItem
{
QueueId = new EntityReference(Queue.EntityLogicalName, _queueId),
ObjectId = new EntityReference(Letter.EntityLogicalName, _letterId)
};
// Create the queueitem on the server, which will associate
// the letter with the queue.
_queueItemId = _serviceProxy.Create(item);
Console.WriteLine("Created the letter queue item for the queue.");
// Retrieve the user information.
WhoAmIRequest whoAmIRequest = new WhoAmIRequest();
WhoAmIResponse whoAmIResponse = (WhoAmIResponse)_serviceProxy.Execute(
whoAmIRequest);
ColumnSet columnSet = new ColumnSet("fullname");
SystemUser currentUser = (SystemUser)_serviceProxy.Retrieve(
SystemUser.EntityLogicalName,
whoAmIResponse.UserId, columnSet);
String currentUserName = currentUser.FullName;
// Create an instance of an existing queueitem in order to specify
// the user that will be working on it.
QueueItem queueItem = new QueueItem
{
QueueItemId = _queueItemId,
WorkerId = new EntityReference(SystemUser.EntityLogicalName,
whoAmIResponse.UserId)
};
_serviceProxy.Update(queueItem);
Console.WriteLine("The letter queue item is queued for new owner {0}.",
currentUserName);
return;
}
/// <summary>
/// Deletes any entity records that were created for this sample.
/// <param name="prompt">Indicates whether to prompt the user to
/// delete the records created in this sample.</param>
/// </summary>
public void DeleteRequiredRecords(bool prompt)
{
bool deleteRecords = true;
if (prompt)
{
Console.WriteLine("\nDo you want these entity records deleted? (y/n)");
String answer = Console.ReadLine();
deleteRecords = (answer.StartsWith("y") || answer.StartsWith("Y"));
}
if (deleteRecords)
{
_serviceProxy.Delete(QueueItem.EntityLogicalName, _queueItemId);
_serviceProxy.Delete(Letter.EntityLogicalName, _letterId);
_serviceProxy.Delete(Queue.EntityLogicalName, _queueId);
Console.WriteLine("Entity records have been deleted.");
}
}
#endregion How To Sample Code
#region Main
/// <summary>
/// Main. Runs the sample and provides error output.
/// <param name="args">Array of arguments to Main method.</param>
/// </summary>
static public void Main(string[] args)
{
try
{
// Obtain the target organization's Web address and client logon
// credentials from the user.
ServerConnection serverConnect = new ServerConnection();
ServerConnection.Configuration config = serverConnect.GetServerConfiguration();
RemoveQueueItemWorker app = new RemoveQueueItemWorker();
app.Run(config, true);
}
catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine("Timestamp: {0}", ex.Detail.Timestamp);
Console.WriteLine("Code: {0}", ex.Detail.ErrorCode);
Console.WriteLine("Message: {0}", ex.Detail.Message);
Console.WriteLine("Plugin Trace: {0}", ex.Detail.TraceText);
Console.WriteLine("Inner Fault: {0}",
null == ex.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
}
catch (System.TimeoutException ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine("Message: {0}", ex.Message);
Console.WriteLine("Stack Trace: {0}", ex.StackTrace);
Console.WriteLine("Inner Fault: {0}",
null == ex.InnerException.Message ? "No Inner Fault" : ex.InnerException.Message);
}
catch (System.Exception ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine(ex.Message);
// Display the details of the inner exception.
if (ex.InnerException != null)
{
Console.WriteLine(ex.InnerException.Message);
FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> fe =
ex.InnerException
as FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>;
if (fe != null)
{
Console.WriteLine("Timestamp: {0}", fe.Detail.Timestamp);
Console.WriteLine("Code: {0}", fe.Detail.ErrorCode);
Console.WriteLine("Message: {0}", fe.Detail.Message);
Console.WriteLine("Plugin Trace: {0}", fe.Detail.TraceText);
Console.WriteLine("Inner Fault: {0}",
null == fe.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
}
}
}
// Additional exceptions to catch: SecurityTokenValidationException, ExpiredSecurityTokenException,
// SecurityAccessDeniedException, MessageSecurityException, and SecurityNegotiationException.
finally
{
Console.WriteLine("Press <Enter> to exit.");
Console.ReadLine();
}
}
#endregion Main
}
}
Voir aussi
Exemple de code pour les entités de file d’attente
Entités de file d’attente
Microsoft Dynamics 365
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