ContactManager.AddContact(PeerContact) 메서드

정의

네임스페이스:

System.Net.PeerToPeer.Collaboration

어셈블리:

System.Net.dll

지정된 PeerContact를 로컬 피어의 ContactManager에 추가합니다.

public:
 void AddContact(System::Net::PeerToPeer::Collaboration::PeerContact ^ peerContact);

[System.Security.SecurityCritical]
public void AddContact (System.Net.PeerToPeer.Collaboration.PeerContact peerContact);

[<System.Security.SecurityCritical>]
member this.AddContact : System.Net.PeerToPeer.Collaboration.PeerContact -> unit

Public Sub AddContact (peerContact As PeerContact)

매개 변수

peerContact

PeerContact

ContactManager에 추가할 PeerContact 인스턴스입니다.

특성

SecurityCriticalAttribute

예외

ArgumentException

peerContact로 지정한 PeerContact가 이미 있는 경우

ArgumentNullException

peerContact이(가) null인 경우

ObjectDisposedException

지정된 peerContact가 삭제되었습니다.

PeerToPeerException

• peerContact로 지정한 PeerContact를 serialize된 XML 형식에서 다시 생성할 수 없는 경우

• 생성하는 ContactManager 인스턴스에 로컬 피어를 추가할 수 없는 경우

예제

다음 예제 코드를 열거 하는 방법을 보여 줍니다는 PeerNearMe 로 추가 하 고는 PeerContact 로컬 ContactManager:

// Displays all contacts and asssociated peer endpoints (PeerEndPoint) in the PeerContactCollection.
private static void DisplayContacts(PeerContactCollection peerContactsCollection)
{
    if (peerContactsCollection == null ||
        peerContactsCollection.Count == 0)
    {
        Console.WriteLine("No contacts to display. To add a contact select option 0 from the menu.");
    }
    else
    {
        foreach (PeerContact pc in peerContactsCollection)
        {
            Console.WriteLine("The contact is: {0}", pc.DisplayName);
            DisplayEndpoints(pc.PeerEndPoints);
        }
    }
    return;
}

//------------------------------------------------------------------------------------------------------
//------------------------------------------------------------------------------------------------------
// Displays all peer end points (PeerEndPoint) in the PeerEndPointCollection.

private static void DisplayEndpoints(PeerEndPointCollection endpointCollection)
{
    if (endpointCollection == null ||  endpointCollection.Count == 0)
    {
        Console.WriteLine("No peer endpoints in the collection to display.");
    }
    else
    {
        foreach (PeerEndPoint pep in endpointCollection)
        {
            Console.WriteLine("PeerEndPoint is: {0}", pep);
            Console.WriteLine("PeerEndPoint data is:\n  Name: {0}\n EndPoint IP address: {1}\n . Port: {2}\n",
                pep.Name,
                pep.EndPoint.Address,
                pep.EndPoint.Port);
        }
    }
    return;
}

//------------------------------------------------------------------------------------------------------
//------------------------------------------------------------------------------------------------------
//List PeerNearMe objects that may be added as contacts.

private static void AddContact()
{
    PeerNearMeCollection pnmc = null;
    PeerContactCollection peerContacts = null;
    bool peerNameFound = false;

    PeerApplication application = null;

    try
    {
        Console.WriteLine("Listing the existing contacts...");
        peerContacts = PeerCollaboration.ContactManager.GetContacts();
    }
    catch (PeerToPeerException p2pEx)
    {
        Console.WriteLine("The Peer Collaboration Infrastructure is not responding to the contact enumeration request: {0}", p2pEx.Message);
    }
    catch (Exception ex)
    {
        Console.WriteLine("An unexpected error occurred while attempting to obtain the contact list: {0}", ex.Message);
    }

    DisplayContacts(peerContacts);

    try
    {
        //Adds one of the PeerNearMe objects as a contact.
        pnmc = GetPeersNearMe();
        Console.WriteLine("Please enter the nickname of the peer you wish to add as a contact:");
        string peerNameToAdd = Console.ReadLine();

        application = RegisterCollabApp();

        foreach (PeerNearMe pnm in pnmc)
        {
            PeerInvitationResponse res = null;
            if (pnm.Nickname.Contains(peerNameToAdd))
            {
                peerNameFound = true;
                if (!peerContacts.ToString().Contains(pnm.Nickname))
                {
                    Console.WriteLine("Adding peer {0} to the contact list.", pnm.Nickname);
                    pnm.AddToContactManager();
                }
                else
                {
                    Console.WriteLine("This peer already exists in your contact list.");
                    Console.WriteLine("Sending invitation using the Contact structure instead of the PeerNearMe.");
                    foreach (PeerContact pc in peerContacts)
                    {
                        if (pc.Nickname.Equals(pnm.Nickname))
                        {
                            res = pnm.Invite(application, "Peer Collaboration Sample", application.Data);
                            if (res.PeerInvitationResponseType == PeerInvitationResponseType.Accepted)
                            {
                                Console.WriteLine("Invitation to contact succeeded.");
                            }
                            else
                            {
                                Console.WriteLine("Invitation to contact {0}.", res.PeerInvitationResponseType);
                            }
                        }
                    }
                }
            }
        }

        if (!peerNameFound)
        {
            Console.WriteLine("No such peer exists near you. Cannot add to contacts.");
            return;
        }

        peerContacts = PeerCollaboration.ContactManager.GetContacts();

        Console.WriteLine("Listing the contacts again...");
        DisplayContacts(peerContacts);
    }
    catch (Exception ex)
    {
        Console.WriteLine("Error adding a contact: {0}", ex.Message);
    }
    finally
    {
        application.Dispose();
    }
    return;
}

설명

이 메서드를 호출 하려면를 PermissionState 의 Unrestricted합니다.

추가 정보

• CreateContactAsync(PeerNearMe, Object)
• GetContacts()