DnsPermission.ToXml Method
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Creates an XML encoding of a DnsPermission instance and its current state.
public:
override System::Security::SecurityElement ^ ToXml();
public override System.Security.SecurityElement ToXml ();
override this.ToXml : unit -> System.Security.SecurityElement
Public Overrides Function ToXml () As SecurityElement
A SecurityElement instance that contains an XML-encoded representation of the security object, including state information.
The following example creates an XML encoding of a DnsPermission instance.
public:
void useDns()
{
// Create a DnsPermission instance.
DnsPermission^ permission = gcnew DnsPermission( PermissionState::Unrestricted );
// Check for permission.
permission->Demand();
// Create a SecurityElement Object* to hold XML encoding of the DnsPermission instance.
SecurityElement^ securityElementObj = permission->ToXml();
Console::WriteLine( "Tag, Attributes and Values of 'DnsPermission' instance :" );
Console::WriteLine( "\n\tTag : {0}", securityElementObj->Tag );
// Print the attributes and values.
PrintKeysAndValues( securityElementObj->Attributes );
}
private:
void PrintKeysAndValues( Hashtable^ myList )
{
// Get the enumerator that can iterate through the hash table.
IDictionaryEnumerator^ myEnumerator = myList->GetEnumerator();
Console::WriteLine( "\n\t-KEY-\t-VALUE-" );
while ( myEnumerator->MoveNext() )
{
Console::WriteLine( "\t {0}:\t {1}", myEnumerator->Key, myEnumerator->Value );
}
Console::WriteLine();
}
public void useDns() {
// Create a DnsPermission instance.
DnsPermission permission = new DnsPermission(PermissionState.Unrestricted);
// Check for permission.
permission.Demand();
// Create a SecurityElement object to hold XML encoding of the DnsPermission instance.
SecurityElement securityElementObj = permission.ToXml();
Console.WriteLine("Tag, Attributes and Values of 'DnsPermission' instance :");
Console.WriteLine("\n\tTag :" + securityElementObj.Tag);
// Print the attributes and values.
PrintKeysAndValues(securityElementObj.Attributes);
}
private void PrintKeysAndValues(Hashtable myList) {
// Get the enumerator that can iterate through the hash table.
IDictionaryEnumerator myEnumerator = myList.GetEnumerator();
Console.WriteLine("\n\t-KEY-\t-VALUE-");
while (myEnumerator.MoveNext())
Console.WriteLine("\t{0}:\t{1}", myEnumerator.Key, myEnumerator.Value);
Console.WriteLine();
}
Public Sub useDns()
' Create a DnsPermission instance.
Dim permission As New DnsPermission(PermissionState.Unrestricted)
' Check for permission.
permission.Demand()
' Create a SecurityElement object to hold XML encoding of the DnsPermission instance.
Dim securityElementObj As SecurityElement = permission.ToXml()
Console.WriteLine("Tag, Attributes and Values of 'DnsPermission' instance :")
Console.WriteLine((ControlChars.Cr + ControlChars.Tab + "Tag :" + securityElementObj.Tag))
' Print the attributes and values.
PrintKeysAndValues(securityElementObj.Attributes)
End Sub
Private Sub PrintKeysAndValues(myList As Hashtable)
' Get the enumerator that can iterate through the hash table.
Dim myEnumerator As IDictionaryEnumerator = myList.GetEnumerator()
Console.WriteLine(ControlChars.Cr + ControlChars.Tab + "-KEY-" + ControlChars.Tab + "-VALUE-")
While myEnumerator.MoveNext()
Console.WriteLine(ControlChars.Tab + "{0}:" + ControlChars.Tab + "{1}", myEnumerator.Key, myEnumerator.Value)
End While
Console.WriteLine()
End Sub
The ToXml method creates a SecurityElement instance to XML-encode a representation of the DnsPermission instance, including state information.
Use the FromXml method to restore the state information from a SecurityElement instance.
Προϊόν | Εκδόσεις |
---|---|
.NET | 8 (package-provided), 9 (package-provided) |
.NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7 (package-provided), 4.7, 4.7.1 (package-provided), 4.7.1, 4.7.2 (package-provided), 4.7.2, 4.8 (package-provided), 4.8, 4.8.1 |
.NET Standard | 2.0 (package-provided) |
Windows Desktop | 3.0, 3.1, 5, 6, 7, 8, 9 |
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