/// <summary>
/// Selects all Triples which meet the criteria of an ISelector from all the Query Triples
/// </summary>
/// <param name="selector">A Selector on Triples</param>
/// <returns></returns>
public IEnumerable <Triple> GetTriples(ISelector <Triple> selector)
{
return(from g in this._graphs
from t in g.Triples
where selector.Accepts(t)
select t);
}
/// <summary>
/// Selects all Nodes that meet the criteria of a given ISelector from all the Query Triples
/// </summary>
/// <param name="selector">A Selector on Nodes</param>
/// <returns></returns>
public IEnumerable <INode> GetNodes(ISelector <INode> selector)
{
return(from g in this._graphs
from n in g.Nodes
where selector.Accepts(n)
select n);
}
/// <summary>
/// Selects all Triples where the Subject meets the criteria of an ISelector from all Graphs in the Triple Store
/// </summary>
/// <param name="selector">A Selector on Nodes</param>
/// <returns></returns>
public IEnumerable <Triple> GetTriplesWithSubject(ISelector <INode> selector)
{
return(from g in this._graphs
from t in g.Triples
where selector.Accepts(t.Subject)
select t);
}
public override bool TriplesExist(ISelector <Triple> selector)
{
IEnumerable <Triple> ts = from t in this._triples
where selector.Accepts(t)
select t;
return(ts.Any());
}
public override IEnumerable <INode> GetNodes(ISelector <INode> selector)
{
IEnumerable <INode> ns = from n in this._nodes
where selector.Accepts(n)
select n;
return(ns);
}
public override IEnumerable <Triple> GetTriplesWithObject(ISelector <INode> selector)
{
IEnumerable <Triple> ts = from t in this._triples
where selector.Accepts(t.Object)
select t;
return(ts);
}
/// <summary>
/// Internal Helper method for applying a Selector to a subset of the Triples in the Triple Store
/// </summary>
/// <param name="triples">Subset of Triples</param>
/// <param name="selector">Selector Class to perform the Selection</param>
/// <returns></returns>
private IEnumerable <Triple> GetTriples(IEnumerable <Triple> triples, ISelector <Triple> selector)
{
IEnumerable <Triple> ts = from t in triples
where selector.Accepts(t)
select t;
return(ts);
}
/// <summary>
/// Selects all Triples where the Subject meets the criteria of an ISelector from a Subset of Graphs in the Triple Store
/// </summary>
/// <param name="graphUris">List of the Graph URIs of Graphs you want to select over</param>
/// <param name="selector">A Selector on Nodes</param>
/// <returns></returns>
public IEnumerable <Triple> GetTriplesWithSubject(List <Uri> graphUris, ISelector <INode> selector)
{
IEnumerable <Triple> ts = from g in this._graphs
where graphUris.Contains(g.BaseUri)
from t in g.Triples
where selector.Accepts(t.Subject)
select t;
return(ts);
}
/// <summary>
/// Selects all Nodes that meet the criteria of a given ISelector from a Subset of Graphs in the Triple Store
/// </summary>
/// <param name="selector">A Selector on Nodes</param>
/// <param name="graphUris">List of the Graph URIs of Graphs you want to select over</param>
/// <returns></returns>
public IEnumerable <INode> GetNodes(List <Uri> graphUris, ISelector <INode> selector)
{
IEnumerable <INode> ns = from g in this._graphs
where graphUris.Contains(g.BaseUri)
from n in g.Nodes
where selector.Accepts(n)
select n;
return(ns);
}
/// <summary>
/// Selects all Nodes that meet the criteria of a given ISelector from all the Query Triples
/// </summary>
/// <param name="selector">A Selector on Nodes</param>
/// <returns></returns>
public IEnumerable<INode> GetNodes(ISelector<INode> selector)
{
return (from g in this._graphs
from n in g.Nodes
where selector.Accepts(n)
select n);
}
/// <summary>
/// Selects all Triples where the Subject meets the criteria of an ISelector from a Subset of Graphs in the Triple Store
/// </summary>
/// <param name="graphUris">List of the Graph URIs of Graphs you want to select over</param>
/// <param name="selector">A Selector on Nodes</param>
/// <returns></returns>
public IEnumerable<Triple> GetTriplesWithSubject(List<Uri> graphUris, ISelector<INode> selector)
{
IEnumerable<Triple> ts = from g in this._graphs
where graphUris.Contains(g.BaseUri)
from t in g.Triples
where selector.Accepts(t.Subject)
select t;
return ts;
}
/// <summary>
/// Selects all Nodes that meet the criteria of a given ISelector from a Subset of Graphs in the Triple Store
/// </summary>
/// <param name="selector">A Selector on Nodes</param>
/// <param name="graphUris">List of the Graph URIs of Graphs you want to select over</param>
/// <returns></returns>
public IEnumerable<INode> GetNodes(List<Uri> graphUris, ISelector<INode> selector)
{
IEnumerable<INode> ns = from g in this._graphs
where graphUris.Contains(g.BaseUri)
from n in g.Nodes
where selector.Accepts(n)
select n;
return ns;
}
/// <summary>
/// Selects all Triples where the Subject meets the criteria of an ISelector from all Graphs in the Triple Store
/// </summary>
/// <param name="selector">A Selector on Nodes</param>
/// <returns></returns>
public IEnumerable<Triple> GetTriplesWithSubject(ISelector<INode> selector)
{
return (from g in this._graphs
from t in g.Triples
where selector.Accepts(t.Subject)
select t);
}
/// <summary>
/// Selects all Triples which meet the criteria of an ISelector from all the Query Triples
/// </summary>
/// <param name="selector">A Selector on Triples</param>
/// <returns></returns>
public IEnumerable<Triple> GetTriples(ISelector<Triple> selector)
{
return (from g in this._graphs
from t in g.Triples
where selector.Accepts(t)
select t);
}
/// <summary>
/// Internal Helper method for applying a Selector to a subset of the Triples in the Triple Store
/// </summary>
/// <param name="triples">Subset of Triples</param>
/// <param name="selector">Selector Class to perform the Selection</param>
/// <returns></returns>
private IEnumerable<Triple> GetTriples(IEnumerable<Triple> triples, ISelector<Triple> selector)
{
IEnumerable<Triple> ts = from t in triples
where selector.Accepts(t)
select t;
return ts;
}
/// <summary>
/// Gets all the Nodes according to some arbitrary criteria as embodied in a Selector
/// </summary>
/// <param name="selector">Selector class which performs the Selection</param>
/// <returns>Zero/More Nodes</returns>
public override IEnumerable<INode> GetNodes(ISelector<INode> selector)
{
IEnumerable<INode> ns = from n in this._nodes
where selector.Accepts(n)
select n;
return ns;
}
/// <summary>
/// Gets all the Triples with an Object matching some arbitrary criteria as embodied in a Selector
/// </summary>
/// <param name="selector">Selector class which performs the Selection</param>
/// <returns>Zero/More Triples</returns>
public override IEnumerable<Triple> GetTriplesWithObject(ISelector<INode> selector)
{
IEnumerable<Triple> ts = from t in this._triples
where selector.Accepts(t.Object)
select t;
return ts;
}
/// <summary>
/// Checks whether any Triples Exist which match a given Selector
/// </summary>
/// <param name="selector">Selector Class which performs the Selection</param>
/// <returns></returns>
public override bool TriplesExist(ISelector<Triple> selector)
{
IEnumerable<Triple> ts = from t in this._triples
where selector.Accepts(t)
select t;
return ts.Any();
}
