public void evaluate(org.openrdf.query.TupleQueryResultHandler tqrh)
{
SparqlResultSet rset = this.EvaluateQuery();
java.util.ArrayList vars = new java.util.ArrayList();
foreach (String var in rset.Variables)
{
vars.add(var);
}
tqrh.startQueryResult(vars);
SesameMapping mapping = new SesameMapping(new Graph(), new dotSesame.impl.GraphImpl());
foreach (SparqlResult r in rset)
{
dotSesameQuery.impl.MapBindingSet binding = new org.openrdf.query.impl.MapBindingSet();
foreach (String var in r.Variables)
{
binding.addBinding(var, SesameConverter.ToSesameValue(r[var], mapping));
}
tqrh.handleSolution(binding);
}
tqrh.endQueryResult();
}
public override IEnumerable <Triple> WithObject(INode obj)
{
dotSesame.Value v = SesameConverter.ToSesameValue(obj, this._mapping);
JavaIteratorWrapper <dotSesame.Statement> stmtIter = new JavaIteratorWrapper <org.openrdf.model.Statement>(this._g.match(null, null, v, null));
return(stmtIter.Select(s => SesameConverter.FromSesame(s, this._mapping)));
}
public org.openrdf.query.BindingSet getBindings()
{
dotSesameQuery.impl.MapBindingSet s = new org.openrdf.query.impl.MapBindingSet();
foreach (KeyValuePair <String, INode> kvp in this._queryString.Variables)
{
s.addBinding(kvp.Key, SesameConverter.ToSesameValue(kvp.Value, this._mapping));
}
return(s);
}
protected override org.openrdf.repository.RepositoryResult GetStatementsInternal(string sparqlQuery, SesameMapping mapping)
{
if (this._manager is IQueryableGenericIOManager)
{
try
{
Object results = ((IQueryableGenericIOManager)this._manager).Query(sparqlQuery);
if (results is SparqlResultSet)
{
IEnumerable <dotSesame.Statement> stmts = from result in (SparqlResultSet)results
select this._factory.createStatement(SesameConverter.ToSesameResource(result["subj"], mapping), SesameConverter.ToSesameUri(result["pred"], mapping), SesameConverter.ToSesameValue(result["obj"], mapping));
return(new dotSesameRepo.RepositoryResult(new DotNetAdunaIterationWrapper(stmts)));
}
else
{
throw new dotSesameRepo.RepositoryException("Unable to return Statements from this repository as the repository returned an unexpected result");
}
}
catch (Exception ex)
{
throw new dotSesameRepo.RepositoryException("Unable to return Statements from this repository due to the following error: " + ex.Message);
}
}
else
{
throw new dotSesameRepo.RepositoryException("This dotNetRDF Generic Repository does not support returning specific Statements");
}
}
