public SsdsEntity <T> Deserialize(XElement node)
{
//Ryan - commenting out this XmlSerializer code - the issue is that
//Deserialization of Generic types requires Full Trust for some reason
//so we have to skirt around this issue by manually constructing the SsdsEntity
//and then only calling Deserialize for the T. Full Trust kills this from
//running in Windows Azure
// we have an issue here caching
//the serializers... var xs = GetSerializer(node.Name.LocalName);
////xml.CreateReader() cannot be used as it won't support base64 content
//XmlTextReader reader = new XmlTextReader(node.ToString(), XmlNodeType.Document, null);
//SsdsEntity<T> result = (SsdsEntity<T>)xs.Deserialize(reader);
//if (result != null)
//{
// result.Kind = node.Name.LocalName;
//}
var result = new SsdsEntity <T>
{
Id = node.Element(Constants.ns + "Id").Value,
Version = Int64.Parse(node.Element(Constants.ns + "Version").Value, CultureInfo.InvariantCulture),
Attributes = node.Elements().Where(f => f.Name.Namespace != Constants.ns).ToArray()
};
return(result);
}
/// <summary>
/// Serializes an entity to a string in the payload format required by SSDS
/// </summary>
/// <param name="entity">SsdsEntity wrapping the actual object</param>
/// <returns></returns>
public string Serialize(SsdsEntity <T> entity)
{
//add a bunch of namespaces and override the default ones too
XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();
namespaces.Add("s", Constants.ns.NamespaceName);
namespaces.Add("x", Constants.x.NamespaceName);
namespaces.Add("xsi", Constants.xsi.NamespaceName);
//use the cached serializer for performance
XmlSerializer xs = GetSerializer();
XmlWriterSettings xws = new XmlWriterSettings();
xws.Indent = true;
xws.OmitXmlDeclaration = true;
using (var ms = new MemoryStream())
{
using (XmlWriter writer = XmlWriter.Create(ms, xws))
{
xs.Serialize(writer, entity, namespaces);
ms.Position = 0; //reset to beginning
using (var sr = new StreamReader(ms))
{
return(sr.ReadToEnd());
}
}
}
}
public void Insert <T>(SsdsEntity <T> entity) where T : class
{
SsdsEntitySerializer <T> serializer = new SsdsEntitySerializer <T>();
string payload = serializer.Serialize(entity);
SsdsRestFacade facade = this.CreateFacade();
facade.Insert(payload);
}
/// <summary>
/// Updates the item on the container.
/// </summary>
/// <param name="entity">The item with the information to be updated.</param>
public void Update <T>(SsdsEntity <T> entity, ConcurrencyPattern concurrencyPattern) where T : class, new()
{
Uri updateLocation = HttpRestUriTemplates.UpdateTemplate.BindByPosition(this.authority, this.container, entity.Id);
SsdsRestFacade facade = this.CreateFacade(updateLocation);
SsdsEntitySerializer <T> serializer = new SsdsEntitySerializer <T>();
string payload = serializer.Serialize(entity);
facade.Update(payload, concurrencyPattern, entity.Version.ToString());
}
/// <summary>
/// Updates entity using concurrency
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entity"></param>
public void Update <T>(SsdsEntity <T> entity) where T : class, new()
{
Update(entity, ConcurrencyPattern.IfMatch);
}
public void Delete <T>(SsdsEntity <T> entity, ConcurrencyPattern concurrencyPattern) where T : class, new()
{
this.Delete(entity.Id, concurrencyPattern, entity.Version.ToString());
}
