System.Net.HttpListener.ValidateV2Property C# (CSharp) Method

        private void ValidateV2Property()
        {
            // Make sure that calling CheckDisposed and SetupV2Config is an atomic operation. This 
            // avoids race conditions if the listener is aborted/closed after CheckDisposed(), but 
            // before SetupV2Config().
            lock (_internalLock)
            {
                CheckDisposed();
                SetupV2Config();
            }
        }