/// <summary>
/// Quads that are uri's
/// </summary>
public static IEnumerable <Quad> IsValueUri(
this IEnumerable <Quad> self,
IBasicNodeFactory f, IEnumerable <string> uris)
{
var nodes = uris.Select(x => f.Uri(x));
return(self.Where(x => nodes.Contains(x.Object)));
}
/// <summary>Quads With a Predicate</summary>
public static IEnumerable <Quad> With(
this IEnumerable <Quad> self,
IBasicNodeFactory f,
IEnumerable <string> uriValues)
{
var nodes = uriValues.Select(x => f.Uri(x));
return(self.Where(x => nodes.Contains(x.Predicate)));
}
/// <summary>Quads For a URI Subject(s) </summary>
public static IEnumerable <Quad> For(
this IEnumerable <Quad> self,
IBasicNodeFactory f,
params string[] uriSubjects)
{
var nodes = uriSubjects.Select(x => f.Uri(x));
return(self.Where(x => nodes.Contains(x.Subject)));
}
/// <summary> /// Create new <see cref="UriNode"/> from <see cref="Uri"/>. /// </summary> public static UriNode Uri(this IBasicNodeFactory self, Uri uri) => self.Uri(uri.ToString());