System.Configuration.ClientConfigPaths.GetEvidenceInfo C# (CSharp) Метод

        private static object GetEvidenceInfo(AppDomain appDomain, string exePath, out string typeName) {
            ControlEvidencePermission.Assert();
            Evidence evidence = appDomain.Evidence;
            StrongName  sn   = null;
            Url         url  = null;

            if (evidence != null) {
                IEnumerator e = evidence.GetHostEnumerator();
                object      temp = null;
    
                while (e.MoveNext()) {
                    temp = e.Current;
    
                    if (temp is StrongName) {
                        sn = (StrongName) temp;
                        break;
                    }
                    else if (temp is Url) {
                        url = (Url) temp;
                    }
                }
            }

            object o = null;

            // The order of preference is StrongName, Url, ExePath.
            if (sn != null) {
                o = sn;
                typeName = StrongNameDesc;
            }
            else if (url != null) {
                // Extract the url string and normalize it to use as evidence
                o = url.Value.ToUpperInvariant();
                typeName = UrlDesc;
            }
            else if (exePath != null) {
                o = exePath;
                typeName = PathDesc;
            }
            else {
                typeName = null;
            }

            return o;
        }