public static VersionedXmlBase ParseFromBase64(string base64)
{
if (string.IsNullOrEmpty(base64))
{
throw new CustomSerializationException(ServerStrings.ErrorInvalidConfigurationXml, new ArgumentNullException("base64"));
}
VersionedXmlBase result;
using (MemoryStream memoryStream = new MemoryStream(Convert.FromBase64String(base64)))
{
result = VersionedXmlBase.Deserialize(memoryStream);
}
return(result);
}
public static VersionedXmlBase Parse(string xml)
{
if (string.IsNullOrEmpty(xml))
{
throw new CustomSerializationException(ServerStrings.ErrorInvalidConfigurationXml, new ArgumentNullException("xml"));
}
VersionedXmlBase result;
using (MemoryStream memoryStream = new MemoryStream(Encoding.UTF8.GetBytes(xml)))
{
result = VersionedXmlBase.Deserialize(memoryStream);
}
return(result);
}
internal static VersionedXmlBase Deserialize(Stream stream)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (!stream.CanSeek)
{
throw new ArgumentException("stream");
}
long position = stream.Position;
XmlReaderSettings xmlReaderSettings = new XmlReaderSettings();
xmlReaderSettings.ConformanceLevel = ConformanceLevel.Auto;
string text = null;
Version version = null;
using (XmlReader xmlReader = XmlReader.Create(stream, xmlReaderSettings))
{
while (xmlReader.Read())
{
if (XmlNodeType.Element == xmlReader.NodeType)
{
text = xmlReader.Name;
string attribute = xmlReader.GetAttribute("Version");
if (!string.IsNullOrEmpty(attribute))
{
version = new Version(attribute);
break;
}
break;
}
}
}
if (string.IsNullOrEmpty(text) || null == version)
{
return(null);
}
stream.Seek(position, SeekOrigin.Begin);
return((VersionedXmlBase)VersionedXmlBase.Deserialize(VersionedXmlTypeFactory.GetTypeInstance(text, version), stream));
}