///Editor. Binds the target graph (null to delete current bound).
internal void SetBoundGraphReference(Graph target)
{
if (UnityEditor.EditorApplication.isPlayingOrWillChangePlaymode)
{
Debug.LogError("SetBoundGraphReference method is an Editor only method!");
return;
}
//cleanup
graph = null;
boundGraphInstance = null;
if (target == null)
{
boundGraphSource = null;
boundGraphSerialization = null;
boundGraphObjectReferences = null;
return;
}
//serialize target and store boundGraphSerialization data
target.SelfSerialize();
_boundGraphSerialization = target.GetSerializedJsonData();
_boundGraphObjectReferences = target.GetSerializedReferencesData();
_boundGraphSource = target.GetGraphSourceMetaDataCopy();
Validate(); //validate to handle bound graph instance
}
public void InteropSemWebGraphQuery()
{
Graph g = new Graph();
FileLoader.Load(g, "InferenceTest.ttl");
GraphSource source = new GraphSource(g);
Console.WriteLine("Query for Cars and their Speeds");
Console.WriteLine();
SemWeb.Query.SparqlXmlQuerySink sink = new SemWeb.Query.SparqlXmlQuerySink(Console.Out);
Variable car = new Variable("car");
Statement[] graphPattern = new Statement[]
{
new Statement(car, new Entity(RdfSpecsHelper.RdfType), new Entity("http://example.org/vehicles/Car")),
new Statement(car, new Entity("http://example.org/vehicles/Speed"), new Variable("speed"))
};
source.Query(graphPattern, new SemWeb.Query.QueryOptions(), sink);
Console.WriteLine("Query for the 1st Car and it's Speed");
Console.WriteLine();
sink = new SemWeb.Query.SparqlXmlQuerySink(Console.Out);
graphPattern = new Statement[]
{
new Statement(car, new Entity(RdfSpecsHelper.RdfType), new Entity("http://example.org/vehicles/Car")),
new Statement(car, new Entity("http://example.org/vehicles/Speed"), new Variable("speed"))
};
SemWeb.Query.QueryOptions options = new SemWeb.Query.QueryOptions();
options.Limit = 1;
source.Query(graphPattern, options, sink);
}
public MainViewModel()
{
this.LoadToolBoxGalleries();
this.AddToGalleryCommand = new DelegateCommand((param) =>
{
this.CreateToolBoxItemFromGeometry(param);
});
this.GraphSource = new GraphSource();
}
public static void Convert(GraphSource source)
{
if (source == GraphSource.Embed)
{
ConvertToEmbed();
}
if (source == GraphSource.Macro)
{
ConvertToMacro();
}
}
public void ClassQuery()
{
var graphSource = new GraphSource("http://localhost:7200/repositories/Pets");
var graphProvider = new GraphProvider <SparqlBgpEvaluator>(graphSource);
var classGraph = (new LabelledTreeNode <object, Term>(new Variable())).AddChild(new Rdfs("subClassOf"), new Variable());
var query = new QueryableGraph(graphProvider, new GraphExpression(classGraph));
int count = 0;
foreach (var item in query)
{
count++;
}
Assert.Equal(291, count);
}
public void InteropSemWebGraphSource()
{
Graph g = new Graph();
//FileLoader.Load(g, "InferenceTest.ttl");
GraphSource source = new GraphSource(g);
Console.WriteLine("Reading the input using SemWeb");
N3Reader reader = new N3Reader("InferenceTest.ttl");
reader.Select(source);
Console.WriteLine();
Console.WriteLine("Outputting all Triples using N3Writer");
N3Writer writer = new N3Writer(Console.Out);
source.Select(writer);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Outputting all Triples of the form ?s rdf:type ?type");
Statement template = new Statement(new Variable(), new Entity(RdfSpecsHelper.RdfType), new Variable());
source.Select(template, writer);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Outputting all Triples of the form ?s rdf:type ?car");
template = new Statement(new Variable(), new Entity(RdfSpecsHelper.RdfType), new Entity("http://example.org/vehicles/Car"));
source.Select(template, writer);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Outputting all Triples for Cars and Planes");
SelectFilter filter = new SelectFilter();
filter.Predicates = new Entity[] { new Entity(RdfSpecsHelper.RdfType) };
filter.Objects = new Entity[] { new Entity("http://example.org/vehicles/Car"), new Entity("http://example.org/vehicles/Plane") };
source.Select(filter, writer);
Console.WriteLine();
Console.WriteLine();
writer.Close();
}
public void LeftJoinTest()
{
var graphSource = new GraphSource("http://localhost:7200/repositories/Pets");
var graphProvider = new GraphProvider <SparqlBgpEvaluator>(graphSource);
var propertyGraph = (new LabelledTreeNode <object, Term>(new Variable()))
.AddChild(new Rdf("type"), new Rdf("Property"));
var propertyQuery = new QueryableGraph(graphProvider, new GraphExpression(propertyGraph));
var classGraph = (new LabelledTreeNode <object, Term>(new Variable()))
.AddChild(new Rdfs("subClassOf"), new Variable());
var classQuery = new QueryableGraph(graphProvider, new GraphExpression(classGraph));
var query = propertyQuery.Expand(new Rdfs("range"), classQuery);
int count = 0;
foreach (var item in query)
{
count++;
Debug.WriteLine(item);
}
Assert.Equal(79, count);
}
public MainViewModel()
{
this.DiagramSource = new GraphSource();
this.DiagramSource.PopulateGraphSource();
}
