public void SparqlDbPediaDotIssue()
{
if (!TestConfigManager.GetSettingAsBoolean(TestConfigManager.UseRemoteParsing))
{
throw new SkipTestException("Test Config marks Remote Parsing as unavailable, test cannot be run");
}
try
{
Options.HttpDebugging = true;
String query = @"PREFIX dbpediaO: <http://dbpedia.org/ontology/>
select distinct ?entity ?redirectedEntity
where {
?entity rdfs:label 'Apple Computer'@en .
?entity dbpediaO:wikiPageRedirects ?redirectedEntity .
}";
SparqlRemoteEndpoint endpoint = new SparqlRemoteEndpoint(new Uri("http://dbpedia.org/sparql"), "http://dbpedia.org");
Console.WriteLine("Results obtained with QueryWithResultSet()");
SparqlResultSet results = endpoint.QueryWithResultSet(query);
TestTools.ShowResults(results);
Console.WriteLine();
Console.WriteLine("Results obtained with QueryRaw()");
using (HttpWebResponse response = endpoint.QueryRaw(query))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
Console.WriteLine();
Console.WriteLine("Results obtained with QueryRaw() requesting JSON");
using (HttpWebResponse response = endpoint.QueryRaw(query, new String[] { "application/sparql-results+json" }))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
Console.WriteLine();
}
finally
{
Options.HttpDebugging = false;
}
}
public void SparqlDBPedia()
{
if (!TestConfigManager.GetSettingAsBoolean(TestConfigManager.UseRemoteParsing))
{
throw new SkipTestException("Test Config marks Remote Parsing as unavailable, test cannot be run");
}
try
{
Options.HttpDebugging = true;
String query = "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> SELECT * WHERE {?s a rdfs:Class } LIMIT 50";
SparqlRemoteEndpoint endpoint = new SparqlRemoteEndpoint(new Uri("http://dbpedia.org/sparql"), "http://dbpedia.org");
SparqlResultSet results = endpoint.QueryWithResultSet(query);
TestTools.ShowResults(results);
using (HttpWebResponse response = endpoint.QueryRaw(query))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
}
finally
{
Options.HttpDebugging = false;
}
}
public void SparqlWikidata()
{
Skip.IfNot(TestConfigManager.GetSettingAsBoolean(TestConfigManager.UseRemoteParsing), "Test Config marks Remote Parsing as unavailable, test cannot be run");
try
{
Options.HttpDebugging = true;
String query = "SELECT * WHERE {?s ?p ?o } LIMIT 1";
SparqlRemoteEndpoint endpoint = new SparqlRemoteEndpoint(new Uri("https://query.wikidata.org/sparql"), "https://www.wikidata.org");
endpoint.UserAgent = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36";
SparqlResultSet results = endpoint.QueryWithResultSet(query);
TestTools.ShowResults(results);
using (HttpWebResponse response = endpoint.QueryRaw(query))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
}
finally
{
Options.HttpDebugging = false;
}
}
public void SparqlDBPedia()
{
try
{
Options.HttpDebugging = true;
String query = "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> SELECT * WHERE {?s a rdfs:Class } LIMIT 50";
SparqlRemoteEndpoint endpoint = new SparqlRemoteEndpoint(new Uri("http://dbpedia.org/sparql"), "http://dbpedia.org");
SparqlResultSet results = endpoint.QueryWithResultSet(query);
TestTools.ShowResults(results);
using (HttpWebResponse response = endpoint.QueryRaw(query))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
}
finally
{
Options.HttpDebugging = false;
}
}
public void SparqlDBPedia()
{
try
{
Options.HttpDebugging = true;
String query = "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> SELECT * WHERE {?s a rdfs:Class } LIMIT 50";
SparqlRemoteEndpoint endpoint = new SparqlRemoteEndpoint(new Uri("http://dbpedia.org/sparql"), "http://dbpedia.org");
SparqlResultSet results = endpoint.QueryWithResultSet(query);
TestTools.ShowResults(results);
using (HttpWebResponse response = endpoint.QueryRaw(query))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
}
finally
{
Options.HttpDebugging = false;
}
}
public void SparqlDbPediaDotIssue()
{
try
{
Options.HttpDebugging = true;
String query = @"PREFIX dbpediaO: <http://dbpedia.org/ontology/>
select distinct ?entity ?redirectedEntity
where {
?entity rdfs:label 'Apple Computer'@en .
?entity dbpediaO:wikiPageRedirects ?redirectedEntity .
}";
SparqlRemoteEndpoint endpoint = new SparqlRemoteEndpoint(new Uri("http://dbpedia.org/sparql"), "http://dbpedia.org");
Console.WriteLine("Results obtained with QueryWithResultSet()");
SparqlResultSet results = endpoint.QueryWithResultSet(query);
TestTools.ShowResults(results);
Console.WriteLine();
Console.WriteLine("Results obtained with QueryRaw()");
using (HttpWebResponse response = endpoint.QueryRaw(query))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
Console.WriteLine();
Console.WriteLine("Results obtained with QueryRaw() requesting JSON");
using (HttpWebResponse response = endpoint.QueryRaw(query, new String[] { "application/sparql-results+json" }))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream()))
{
while (!reader.EndOfStream)
{
Console.WriteLine(reader.ReadLine());
}
reader.Close();
}
response.Close();
}
Console.WriteLine();
}
finally
{
Options.HttpDebugging = false;
}
}