Clase de CanBeReferencedRequest

Artículo
12/03/2014

Se aplica a: CRM 2015 on-prem, CRM Online

Contains the data that is needed to check whether the specified entity can be the primary entity (one) in a one-to-many relationship.

Espacio de nombres: Microsoft.Xrm.Sdk.Messages
Ensamblado: Microsoft.Xrm.Sdk (en Microsoft.Xrm.Sdk.dll)

Sintaxis

'Declaración
<DataContractAttribute(Namespace:="https://schemas.microsoft.com/xrm/2011/Contracts")> _
Public NotInheritable Class CanBeReferencedRequest
    Inherits OrganizationRequest

[DataContractAttribute(Namespace="https://schemas.microsoft.com/xrm/2011/Contracts")] 
public sealed class CanBeReferencedRequest : OrganizationRequest

Ejemplo

The following example shows how to use this message. For this sample to work correctly, you must be connected to the server to get an IOrganizationService interface. For the complete sample, see the link later in this topic.

/// <summary>
/// Determines whether two entities are eligible to participate in a relationship
/// </summary>
/// <param name="referencedEntity">Primary Entity</param>
/// <param name="referencingEntity">Referencing Entity</param>
/// <returns></returns>
public bool EligibleCreateOneToManyRelationship(string referencedEntity, 
    string referencingEntity)
{
    //Checks whether the specified entity can be the primary entity in one-to-many
    //relationship.
    CanBeReferencedRequest canBeReferencedRequest = new CanBeReferencedRequest
    {
        EntityName = referencedEntity
    };

    CanBeReferencedResponse canBeReferencedResponse =
        (CanBeReferencedResponse)_serviceProxy.Execute(canBeReferencedRequest);

    if (!canBeReferencedResponse.CanBeReferenced)
    {
        Console.WriteLine(
            "Entity {0} can't be the primary entity in this one-to-many relationship", 
            referencedEntity);
    }

    //Checks whether the specified entity can be the referencing entity in one-to-many
    //relationship.
    CanBeReferencingRequest canBereferencingRequest = new CanBeReferencingRequest
    {
        EntityName = referencingEntity
    };

    CanBeReferencingResponse canBeReferencingResponse =
        (CanBeReferencingResponse)_serviceProxy.Execute(canBereferencingRequest);

    if (!canBeReferencingResponse.CanBeReferencing)
    {
        Console.WriteLine(
            "Entity {0} can't be the referencing entity in this one-to-many relationship", 
            referencingEntity);
    }


    if (canBeReferencedResponse.CanBeReferenced == true
        && canBeReferencingResponse.CanBeReferencing == true)
    {
        return true;
    }
    else
    {
        return false;
    }
}

Comentarios

Message Availability

Para que este mensaje funcione, el autor de la llamada debe estar conectado al servidor.

Usage

Pass an instance of this class to the Execute method, which returns an instance of the CanBeReferencedResponse class.

Privileges and Access Rights

To perform this action, the caller must have the required privileges, as listed in CanBeReferenced Privileges.

Jerarquía heredada

System.Object
Microsoft.Xrm.Sdk.OrganizationRequest
Microsoft.Xrm.Sdk.Messages.CanBeReferencedRequest

Seguridad de hilo

Los miembros estáticos públicos (Shared en Visual Basic) de este tipo son seguros para el hilo. No se garantiza que los miembros de instancia sean seguros para el hilo.

Plataformas

Plataformas de desarrollo

Windows Vista, Windows Server 2003 y

Plataformas de destino

Windows Vista,Windows XP

Change History

Vea también

Referencia

Miembros de CanBeReferencedRequest
Espacio de nombres de Microsoft.Xrm.Sdk.Messages
EligibleCreateOneToManyRelationship
CanBeReferencedResponse

Otros recursos

Sample: Create and Retrieve Entity Relationships
Entity Relationship Eligibility
CanBeReferenced Privileges

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