示例：创建和更新记录时使用重复检测
发布日期： 2017年1月
适用于： Dynamics 365 (online),Dynamics 365 (on-premises),Dynamics CRM 2016,Dynamics CRM Online
此示例代码适用于 Microsoft Dynamics 365（在线或本地）。 下载 Microsoft Dynamics CRM SDK 包。 它可能位于下载包的以下位置：
SampleCode\CS\DataManagement\DuplicateDetection\InvokeDuplicateDetectionForCreateAndUpdate.cs
要求
有关运行此 SDK 中提供的示例代码的要求的详细信息，请参阅使用示例和帮助程序代码。
演示
此示例演示如何为创建和更新实体记录调用重复项检测。
示例
using System;
using System.ServiceModel;
using System.ServiceModel.Description;
// These namespaces are found in the Microsoft.Xrm.Sdk.dll assembly
// located in the SDK\bin folder of the SDK download.
using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Query;
using Microsoft.Xrm.Sdk.Client;
using Microsoft.Xrm.Sdk.Messages;
using Microsoft.Crm.Sdk.Messages;
namespace Microsoft.Crm.Sdk.Samples
{
/// <summary>
/// Demonstrates how to do basic entity operations like create, and
/// update, using Duplicate Detection attribute.</summary>
/// <remarks>
/// At run-time, you will be given the option to delete all the
/// database records created by this program.</remarks>
public class InvokeDuplicateDetectionForCreateAndUpdate
{
#region Class Level Members
private Guid _accountId;
private Guid _ruleId;
private Guid _dupAccountId;
private OrganizationServiceProxy _serviceProxy;
private IOrganizationService _service;
#endregion Class Level Members
#region How To Sample Code
/// <summary>
/// This method first connects to the Organization service. Afterwards,
/// basic create, retrieve, update, and delete entity operations are performed.
/// </summary>
/// <param name="serverConfig">Contains server connection information.</param>
/// <param name="promptforDelete">When True, the user will be prompted to delete all
/// created entities.</param>
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();
_service = (IOrganizationService)_serviceProxy;
CreateRequiredRecords();
// Create and account record with the named Proseware, Inc. and already existing Account Number.
Account account = new Account
{
Name = "Proseware, Inc.",
AccountNumber = "ACC005"
};
// Create operation by suppressing duplicate detection
CreateRequest reqCreate = new CreateRequest();
reqCreate.Target = account;
reqCreate.Parameters.Add("SuppressDuplicateDetection", true); // Change to false to activate the duplicate detection.
CreateResponse createResponse = (CreateResponse)_service.Execute(reqCreate);
_dupAccountId = createResponse.id;
Console.Write("Account: {0} {1} created with SuppressDuplicateDetection to true, ",
account.Name, account.AccountNumber);
// Retrieve the account containing with its few attributes.
ColumnSet cols = new ColumnSet(
new String[] { "name", "accountnumber"});
Account retrievedAccount = (Account)_service.Retrieve("account", _dupAccountId, cols);
Console.Write("retrieved, ");
// Update the existing account with new account number.
retrievedAccount.AccountNumber = "ACC006";
// Update operation – update record, if a duplicate is not found.
UpdateRequest reqUpdate = new UpdateRequest();
reqUpdate.Target = retrievedAccount;
reqUpdate["SuppressDuplicateDetection"] = false; // Duplicate detection is activated.
// Update the account record.
UpdateResponse updateResponse = (UpdateResponse)_service.Execute(reqUpdate);
Console.WriteLine("and updated.");
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>
/// Creates any entity records that this sample requires.
/// </summary>
public void CreateRequiredRecords()
{
// Create an account record named Fourth Coffee.
Account account = new Account
{
Name = "Fourth Coffee",
AccountNumber = "ACC005"
};
_accountId = _service.Create(account);
Console.Write("Account {0} {1} created, ", account.Name, account.AccountNumber);
// Create a duplicate detection rule
DuplicateRule accountDuplicateRule = new DuplicateRule
{
Name = "DuplicateRule: Accounts with the same Account Number",
BaseEntityName = "account",
MatchingEntityName = "account"
};
_ruleId = _service.Create(accountDuplicateRule);
// Create a duplicate detection rule condition
DuplicateRuleCondition accountDupCondition = new DuplicateRuleCondition
{
BaseAttributeName = "accountnumber",
MatchingAttributeName = "accountnumber",
OperatorCode = new OptionSetValue(0), // Exact Match.
RegardingObjectId = new EntityReference(DuplicateRule.EntityLogicalName, _ruleId)
};
Guid conditionId = _service.Create(accountDupCondition);
Console.Write("'{0}' created, ", accountDuplicateRule.Name);
// Execute the publish request.
PublishDuplicateRuleResponse response =
(PublishDuplicateRuleResponse)_service.Execute(new PublishDuplicateRuleRequest() { DuplicateRuleId = _ruleId });
// When the publishDuplicateRule request returns, the state of the rule will still be "Publishing" (StatusCode = 1).
// we need to wait for the publishing operation to complete, so we keep polling the state of the
// rule until it becomes "Published" (StatusCode = 2).
int i = 0;
DuplicateRule retrievedRule =
(DuplicateRule)_service.Retrieve(DuplicateRule.EntityLogicalName, _ruleId, new ColumnSet(new String[] { "statuscode" }));
while (retrievedRule.StatusCode.Value == 1 && i < 20)
{
i++;
System.Threading.Thread.Sleep(1000);
retrievedRule =
(DuplicateRule)_service.Retrieve(DuplicateRule.EntityLogicalName, _ruleId, new ColumnSet(new String[] { "statuscode" }));
}
Console.Write("published.\n");
}
/// <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) [y]: ");
String answer = Console.ReadLine();
deleteRecords = (answer.StartsWith("y") ||
answer.StartsWith("Y") ||
answer == String.Empty);
}
if (deleteRecords)
{
_service.Delete(Account.EntityLogicalName, _accountId);
UnpublishDuplicateRuleRequest unpublishRequest = new UnpublishDuplicateRuleRequest
{
DuplicateRuleId = _ruleId
};
_service.Execute(unpublishRequest);
_service.Delete(DuplicateRule.EntityLogicalName, _ruleId);
_service.Delete(Account.EntityLogicalName, _dupAccountId);
Console.WriteLine("Entity records have been deleted.");
}
}
#endregion How To Sample Code
#region Main method
/// <summary>
/// Standard Main() method used by most SDK samples.
/// </summary>
/// <param name="args"></param>
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();
InvokeDuplicateDetectionForCreateAndUpdate app = new InvokeDuplicateDetectionForCreateAndUpdate();
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("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("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 method
}
}
另请参阅
检测重复数据
运行重复检测
将消息（请求和响应类）与 Execute 方法结合使用
218d9d80-fb52-49a4-9208-b72675080451#bkmk_optional_params
示例：检测多个重复记录
Microsoft Dynamics 365
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