NetCodeGroup(IMembershipCondition) Oluşturucu

Tanım

Ad Alanı:

System.Security.Policy

Bütünleştirilmiş Kod:

System.Security.Permissions.dll

Paket:

System.Security.Permissions v9.0.0-rc.2.24473.5

Kaynak:

NetCodeGroup.cs

NetCodeGroup sınıfının yeni bir örneğini başlatır.

public:
 NetCodeGroup(System::Security::Policy::IMembershipCondition ^ membershipCondition);

public NetCodeGroup (System.Security.Policy.IMembershipCondition membershipCondition);

new System.Security.Policy.NetCodeGroup : System.Security.Policy.IMembershipCondition -> System.Security.Policy.NetCodeGroup

Public Sub New (membershipCondition As IMembershipCondition)

Parametreler

membershipCondition

IMembershipCondition

Bu kod grubunun kod erişimi güvenlik ilkesi uygulayıp uygulamadığını saptamak için kanıtı test eden bir üyelik koşulu.

Özel durumlar

ArgumentNullException

membershipCondition parametresidirnull.

ArgumentException

Parametre türü membershipCondition geçerli değil.

Örnekler

Aşağıdaki kod örneği, HTTP şeması kullanılarak indirilen kod için nesne NetCodeGroup oluşturmayı ve nesneleri eklemeyi CodeConnectAccess gösterir.

static void SetNetCodeGroupAccess()
{
    String^ userPolicyLevel = "User";
    // Locate the User policy level.
    PolicyLevel^ level = nullptr;
    System::Collections::IEnumerator^ ph = 
        System::Security::SecurityManager::PolicyHierarchy();
    while(ph->MoveNext())
    {
        level = (PolicyLevel^)ph->Current;
        if (level->Label == userPolicyLevel)
        {
            break;       
        }
    }
    if (level->Label != userPolicyLevel)
        throw gcnew ApplicationException("Could not find User policy level.");

    IMembershipCondition^ membership =
        gcnew UrlMembershipCondition("http://www.contoso.com/*");
    NetCodeGroup^ codeGroup = gcnew NetCodeGroup(membership);
    // Delete default settings.
    codeGroup->ResetConnectAccess();
    // Create an object that represents access to the FTP scheme and 
    // default port.
    CodeConnectAccess^ CodeAccessFtp = 
        gcnew CodeConnectAccess(Uri::UriSchemeFtp, 
        CodeConnectAccess::DefaultPort);
    // Create an object that represents access to the HTTPS scheme 
    // and default port.
    CodeConnectAccess^ CodeAccessHttps = 
        gcnew CodeConnectAccess(Uri::UriSchemeHttps, 
        CodeConnectAccess::DefaultPort);
    // Create an object that represents access to the origin 
    // scheme and port.
    CodeConnectAccess^ CodeAccessOrigin = 
        CodeConnectAccess::CreateOriginSchemeAccess
        (CodeConnectAccess::OriginPort);
    // Add connection access objects to the NetCodeGroup object.
    codeGroup->AddConnectAccess(Uri::UriSchemeHttp, CodeAccessFtp);
    codeGroup->AddConnectAccess(Uri::UriSchemeHttp, CodeAccessHttps);
    codeGroup->AddConnectAccess(Uri::UriSchemeHttp, CodeAccessOrigin);
    // Provide name and description information for caspol.exe tool.
    codeGroup->Name = "ContosoHttpCodeGroup";
    codeGroup->Description = "Code originating from contoso.com can" +
        " connect back using the FTP or HTTPS.";
    // Add the code group to the User policy's root node.
    level->RootCodeGroup->AddChild(codeGroup);
    // Save the changes to the policy level.
    System::Security::SecurityManager::SavePolicy();
}

public static void SetNetCodeGroupAccess()
{
    const string userPolicyLevel = "User";
    // Locate the User policy level.
    PolicyLevel level = null;
    System.Collections.IEnumerator ph =
        System.Security.SecurityManager.PolicyHierarchy();
    while(ph.MoveNext())
    {
        level = (PolicyLevel)ph.Current;
        if( level.Label == userPolicyLevel )
        {
            break;
        }
    }
    if (level.Label != userPolicyLevel)
        throw new ApplicationException("Could not find User policy level.");

    IMembershipCondition membership =
        new UrlMembershipCondition(@"http://www.contoso.com/*");
    NetCodeGroup codeGroup = new NetCodeGroup(membership);
    // Delete default settings.
    codeGroup.ResetConnectAccess();
    // Create an object that represents access to the FTP scheme and default port.
    CodeConnectAccess a1 = new CodeConnectAccess(Uri.UriSchemeFtp, CodeConnectAccess.DefaultPort);
    // Create an object that represents access to the HTTPS scheme and default port.
    CodeConnectAccess a2 = new CodeConnectAccess(Uri.UriSchemeHttps, CodeConnectAccess.DefaultPort);
    // Create an object that represents access to the origin scheme and port.
    CodeConnectAccess a3 = CodeConnectAccess.CreateOriginSchemeAccess(CodeConnectAccess.OriginPort);
    // Add connection access objects to the NetCodeGroup object.
    codeGroup.AddConnectAccess(Uri.UriSchemeHttp, a1);
    codeGroup.AddConnectAccess(Uri.UriSchemeHttp, a2);
    codeGroup.AddConnectAccess(Uri.UriSchemeHttp, a3);
    // Provide name and description information for caspol.exe tool.
    codeGroup.Name = "ContosoHttpCodeGroup";
    codeGroup.Description = "Code originating from contoso.com can connect back using the FTP or HTTPS.";
    // Add the code group to the User policy's root node.
    level.RootCodeGroup.AddChild(codeGroup);
    // Save the changes to the policy level.
    System.Security.SecurityManager.SavePolicy();
}

Açıklamalar

NetCodeGroup oluşturulduğunda, aşağıdaki tabloda gösterilen varsayılan bağlantı erişim kurallarını içerir.

Düzen	Kural
dosyası	Kaynak sunucuya bağlantı erişimine izin verilmez.
http	Kaynak bağlantı noktası kullanılarak HTTP ve HTTPS erişimine izin verilir.
https	Kaynak bağlantı noktası kullanılarak HTTPS erişimine izin verilir.