CanManyToManyRequest 类

应用到: CRM 2015 on-prem, CRM Online

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

命名空间: Microsoft.Xrm.Sdk.Messages
程序集: Microsoft.Xrm.Sdk (在 Microsoft.Xrm.Sdk.dll 中)

语法

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

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

示例

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 the entity can participate in a many-to-many relationship.
/// </summary>
/// <param name="entity">Entity</param>
/// <returns></returns>
public bool EligibleCreateManyToManyRelationship(string entity)
{
    CanManyToManyRequest canManyToManyRequest = new CanManyToManyRequest
    {
        EntityName = entity
    };

    CanManyToManyResponse canManyToManyResponse =
        (CanManyToManyResponse)_serviceProxy.Execute(canManyToManyRequest);

    if (!canManyToManyResponse.CanManyToMany)
    {
        Console.WriteLine(
            "Entity {0} can't participate in a many-to-many relationship.", 
            entity);
    }

    return canManyToManyResponse.CanManyToMany;
}

备注

Message Availability

若要使此消息正常工作，调用方必须连接到服务器。

Usage

将此类的实例传递给 Execute method, which returns an instance of the CanManyToManyResponse class.

Privileges and Access Rights

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

Notes for Callers

继承层次结构

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

线程安全性

此类型的所有公共静态（Visual Basic 中的 Shared）成员都是线程安全成员。不保证任何实例成员是线程安全成员。

平台

开发平台

Windows Vista、Windows Server 2003 和

目标平台

Windows Vista,Windows XP

Change History

另请参阅

参考

CanManyToManyRequest 成员
Microsoft.Xrm.Sdk.Messages 命名空间
EligibleCreateManyToManyRelationship
CanManyToManyResponse

其他资源

Sample: Create and Retrieve Entity Relationships
Customize Entity Relationship Metadata
CanManyToMany Privileges

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