CanBeReferencingRequest Class

 

Updated: November 29, 2016

Applies To: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online

Contains the data that is needed to check whether an entity can be the referencing entity in a one-to-many relationship.

For the Web API use the CanBeReferencing Action.

Namespace:   Microsoft.Xrm.Sdk.Messages
Assembly:  Microsoft.Xrm.Sdk (in Microsoft.Xrm.Sdk.dll)

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

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

NameDescription
System_CAPS_pubmethodCanBeReferencingRequest()

Initializes a new instance of the CanBeReferencingRequest class.

NameDescription
System_CAPS_pubpropertyEntityName

Gets or sets the logical entity name. Required.

System_CAPS_pubpropertyExtensionData

Gets or sets the structure that contains extra data. Optional.(Inherited from OrganizationRequest.)

System_CAPS_pubpropertyItem[String]

Gets or sets the indexer for the Parameters collection.(Inherited from OrganizationRequest.)

System_CAPS_pubpropertyParameters

Gets or sets the collection of parameters for the request. Required, but is supplied by derived classes.(Inherited from OrganizationRequest.)

System_CAPS_pubpropertyRequestId

Gets or sets the ID of an asynchronous operation (system job). Optional. (Inherited from OrganizationRequest.)

System_CAPS_pubpropertyRequestName

Gets or sets the name of the request. Required, but is supplied by derived classes.(Inherited from OrganizationRequest.)

NameDescription
System_CAPS_pubmethodEquals(Object)

(Inherited from Object.)

System_CAPS_pubmethodGetHashCode()

(Inherited from Object.)

System_CAPS_pubmethodGetType()

(Inherited from Object.)

System_CAPS_pubmethodToString()

(Inherited from Object.)

Message Availability

For this message to work, the caller must be connected to the server.

Usage

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

Privileges and Access Rights

To perform this action, the caller must have the required privileges, as listed in CanBeReferencing message privileges.

Notes for Callers

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
        &amp;&amp; canBeReferencingResponse.CanBeReferencing == true)
    {
        return true;
    }
    else
    {
        return false;
    }
}

Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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