/// <summary>
/// Parse the given <b>IXmlElement</b> as a local <b>IPEndPoint</b>.
/// </summary>
/// <remarks>
/// If the specified <b>IXmlElement</b> contains an empty address,
/// <c>null</c> is returned.
/// </remarks>
/// <param name="xml">
/// The <b>IXmlElement</b> to parse.
/// </param>
/// <returns>
/// A new <b>IPEndPoint</b> representing the contents of the given
/// <b>XmlNode</b>.
/// </returns>
protected static IPEndPoint ParseLocalSocketAddress(IXmlElement xml)
{
IXmlElement xmlAddr = xml.GetElement("address");
IXmlElement xmlPort = xml.GetElement("port");
String sAddressFamiliy =
xml.GetSafeElement("address-family").GetString(
"InterNetwork");
if (xmlAddr == null && xmlPort == null)
{
return(null);
}
string addr = xmlAddr == null ? "localhost" : xmlAddr.GetString();
int port = xmlPort == null ? 0 : xmlPort.GetInt();
NetworkUtils.PreferredAddressFamily =
(AddressFamily)
Enum.Parse(typeof(AddressFamily), sAddressFamiliy);
IPAddress ipAddress;
try
{
ipAddress = addr.Equals("localhost")
? NetworkUtils.GetLocalHostAddress()
: NetworkUtils.GetHostAddress(addr);
}
catch (Exception e)
{
throw new Exception("The \"" + xml.Name + "\" configuration "
+
"element contains an invalid \"address\" element",
e);
}
try
{
return(new IPEndPoint(ipAddress, port));
}
catch (Exception e)
{
throw new Exception("The \"" + xml.Name + "\" configuration "
+
"element contains an invalid \"port\" element",
e);
}
}