public void InstanceUriTest()
{
OwlInstanceSupertype target = new OwlInstanceSupertype();
string val = "http://tempuri.net/uri"; // TODO: Assign to an appropriate value for the property
target.InstanceUri = val;
Assert.AreEqual(val, target.InstanceUri, "LinqToRdf.OwlInstanceSupertype.InstanceUri was not set correctly.");
}
public static void Add(this MemoryStore ms, OwlInstanceSupertype oc)
{
using (var ls = new LoggingScope("MemoryStoreExtensions.Add"))
{
Type t = oc.GetType();
Console.WriteLine(oc.InstanceUri);
PropertyInfo[] pia = t.GetProperties();
ms.Add(new Statement((Entity)oc.InstanceUri, OntologyHelper.rdfType, (Entity)OwlClassSupertype.GetOwlClassUri(t)));
foreach (PropertyInfo pi in pia)
{
if (pi.IsOntologyResource())
{
AddPropertyToStore(oc, pi, ms);
}
}
}
}
private static void AddPropertyToStore(OwlInstanceSupertype track, PropertyInfo pi, MemoryStore ms)
{
if (track == null)
throw new ArgumentNullException("track");
if (pi == null)
throw new ArgumentNullException("pi");
if (ms == null)
throw new ArgumentNullException("ms");
if (pi.GetValue(track, null) != null)
{
Add(track.InstanceUri, pi.GetOwlResourceUri(), pi.GetValue(track, null).ToString(), ms);
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("Added property {0} to store.", pi.Name);
}
#line default
#endregion
}
}
/// <summary>
/// Returns true if the result is unique among the results so far received.
/// </summary>
/// <param name="obj">The object that is potentially to be added to the results collection.</param>
/// <returns>true if there is no object among the <see cref="IncomingResults"/> with the same <see cref="OwlInstanceSupertype.InstanceUri"/>.</returns>
private bool ObjectIsUniqueSoFar(OwlInstanceSupertype obj)
{
if (obj == null)
{
return true;
}
return IncomingResults
.Cast<OwlInstanceSupertype>()
.Where(o => o.InstanceUri == obj.InstanceUri)
.Count() == 0;
}
/// <summary>
/// Assigns the instance URI from the SPARQL result bindings.
/// </summary>
/// <param name="obj">The object to assign the URI to.</param>
/// <param name="queryAlias">The query alias that was used in LINQ and SPARQL.</param>
/// <param name="semwebResult">The semweb result to take the value from.</param>
private void AssignInstanceUri(OwlInstanceSupertype obj, string queryAlias,
VariableBindings semwebResult)
{
// if there is no alias, then there's no way to work out what contains the instance URI
if (string.IsNullOrEmpty(queryAlias))
{
return;
}
// if there is a binding with the same name as the alias
if (semwebResult.Variables.Map(v => v.LocalName).Contains(queryAlias))
{
// get string representation of the instance URI
string uri = semwebResult[queryAlias].ToString();
// is it enclosed in angle brackets? then strip them.
if (uri.StartsWith("<") && uri.EndsWith(">"))
{
uri = uri.Substring(1, uri.Length - 2);
}
// can this be parsed as a URI? if so then assign to instance URI property of obj
if (Uri.IsWellFormedUriString(uri, UriKind.RelativeOrAbsolute))
{
obj.InstanceUri = uri;
}
}
}
/// <summary>
/// Assigns the <see cref="RdfDataContext"/> to the instance.
/// </summary>
/// <remarks>
/// this is used in case it needs it to lazily load references later on.
/// </remarks>
/// <param name="obj">the object that has just been deserialised.</param>
/// <param name="dataContext">The <see cref="RdfDataContext"/> through which the query was run that led to the instance being deserialised.</param>
private void AssignDataContext(OwlInstanceSupertype obj, RdfDataContext dataContext)
{
if (obj != null)
{
obj.DataContext = DataContext;
}
// TODO: assign event handlers for NotifyPropertyChanged
}
