/// <summary>
/// Creates an entity object that is attached to a <see cref="BrightstarEntityContext"/>
/// and bound to a resource
/// </summary>
/// <param name="context">The context that the object will be attached to</param>
/// <param name="identity">The identity that the object will be bound to</param>
public BrightstarEntityObject(BrightstarEntityContext context, Uri identity)
{
_context = context;
DataObject = _context.GetDataObject(identity, false);
_context.TrackObject(this);
this.TriggerCreatedEvent(context);
}
/// <summary>
/// Creates a domain object
/// </summary>
/// <param name="context">The context that the domain object is attached to</param>
/// <param name="dataObject">The underlying Brightstar data object</param>
public BrightstarEntityObject(BrightstarEntityContext context, IDataObject dataObject)
{
_context = context;
DataObject = dataObject;
_context.TrackObject(this);
this.TriggerCreatedEvent(context);
}
/// <summary>
/// Creates a domain object bound to a specific type
/// </summary>
/// <param name="context">The context that the new domain object will be attached to</param>
/// <param name="entityType">The implementation class for the domain object</param>
public BrightstarEntityObject(BrightstarEntityContext context, Type entityType)
{
_context = context;
DataObject = context.CreateDataObject(entityType);
_context.TrackObject(this);
TriggerCreatedEvent(context);
}
/// <summary>
/// Attaches the object to the specified context
/// </summary>
/// <param name="context"></param>
/// <param name="overwriteExisting"></param>
public void Attach(EntityContext context, bool overwriteExisting = false)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (!(context is BrightstarEntityContext))
{
throw new ArgumentException(
String.Format("An object of type {0} can only be attached to a context that extends {1}",
GetType().FullName, typeof(BrightstarEntityContext).FullName));
}
if (IsAttached)
{
if (!context.Equals(_context))
{
_context.UntrackObject(this);
}
}
_context = context as BrightstarEntityContext;
if (_identity == null)
{
AssertIdentity();
}
if (DataObject == null && _identity != null)
{
DataObject = _context.GetDataObject(new Uri(_identity), false);
var identityInfo = EntityMappingStore.GetIdentityInfo(GetType());
if (identityInfo != null && identityInfo.EnforceClassUniqueConstraint && !overwriteExisting)
{
_context.EnforceClassUniqueConstraint(_identity, EntityMappingStore.MapTypeToUris(GetType()));
}
foreach (var typeUri in EntityMappingStore.MapTypeToUris(GetType()))
{
if (!String.IsNullOrEmpty(typeUri))
{
var typeDo = _context.GetDataObject(new Uri(typeUri), false);
if (typeDo != null)
{
DataObject.AddProperty(Client.DataObject.TypeDataObject, typeDo);
}
}
}
}
// if (DataObject != null)
// {
_context.TrackObject(this);
// }
if (_currentItemValues != null)
{
foreach (var propertyName in _currentItemValues.Keys.ToList())
{
PropertyInfo p = GetType().GetProperty(propertyName);
p.SetValue(this, _currentItemValues[propertyName], null);
}
_currentItemValues.Clear();
}
}
/// <summary>
/// Attaches the object to the specified context
/// </summary>
/// <param name="context"></param>
public void Attach(EntityContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (!(context is BrightstarEntityContext))
{
throw new ArgumentException(
String.Format("An object of type {0} can only be attached to a context that extends {1}",
GetType().FullName, typeof(BrightstarEntityContext).FullName));
}
if (IsAttached)
{
if (!context.Equals(_context))
{
_context.UntrackObject(this);
}
}
_context = context as BrightstarEntityContext;
if (DataObject == null && _identity != null)
{
DataObject = _context.GetDataObject(new Uri(_identity), false);
foreach (var typeUri in _context.Mappings.MapTypeToUris(GetType()))
{
if (!String.IsNullOrEmpty(typeUri))
{
var typeDo = _context.GetDataObject(new Uri(typeUri), false);
if (typeDo != null)
{
DataObject.AddProperty(Client.DataObject.TypeDataObject, typeDo);
}
}
}
}
if (DataObject != null)
{
_context.TrackObject(this);
}
if (_currentItemValues != null)
{
foreach (var propertyName in _currentItemValues.Keys.ToList())
{
PropertyInfo p = GetType().GetProperty(propertyName);
p.SetValue(this, _currentItemValues[propertyName], null);
}
_currentItemValues.Clear();
}
}
/// <summary>
/// Creates a domain object
/// </summary>
/// <param name="context">The context that the domain object is attached to</param>
/// <param name="dataObject">The underlying Brightstar data object</param>
public BrightstarEntityObject(BrightstarEntityContext context, IDataObject dataObject)
{
_context = context;
DataObject = dataObject;
_context.TrackObject(this);
}
