RegisterPrefix()

static bool System.Net.WebRequest.RegisterPrefix ( string prefix, IWebRequestCreate creator )

inlinestatic

Definition at line 323 of file WebRequest.cs.

    {
        bool flag = false;
        if (prefix == null)
        {
            throw new ArgumentNullException("prefix");
        }
        if (creator == null)
        {
            throw new ArgumentNullException("creator");
        }
        lock (s_internalSyncObject)
        {
            List<WebRequestPrefixElement> list = new List<WebRequestPrefixElement>(PrefixList);
            if (Uri.TryCreate(prefix, UriKind.Absolute, out Uri result))
            {
                string text = result.AbsoluteUri;
                if (!prefix.EndsWith('/') && result.GetComponents(UriComponents.PathAndQuery | UriComponents.Fragment, UriFormat.UriEscaped).Equals("/"))
                {
                    text = text.Substring(0, text.Length - 1);
                }
                prefix = text;
            }
            int i;
            for (i = 0; i < list.Count; i++)
            {
                WebRequestPrefixElement webRequestPrefixElement = list[i];
                if (prefix.Length > webRequestPrefixElement.Prefix.Length)
                {
                    break;
                }
                if (prefix.Length == webRequestPrefixElement.Prefix.Length && string.Equals(webRequestPrefixElement.Prefix, prefix, StringComparison.OrdinalIgnoreCase))
                {
                    flag = true;
                    break;
                }
            }
            if (!flag)
            {
                list.Insert(i, new WebRequestPrefixElement(prefix, creator));
                PrefixList = list;
            }
        }
        return !flag;
    }

References System.Runtime.Serialization.Dictionary, System.list, System.prefix, System.Net.WebRequest.PrefixList, System.Net.WebRequest.s_internalSyncObject, System.text, and System.Uri.TryCreate().