com.bigdata.rdf.sail.bench

Class NanoSparqlClient.QueryTask

java.lang.Object

com.bigdata.rdf.sail.bench.NanoSparqlClient.QueryTask

All Implemented Interfaces:

Callable<Void>

Enclosing class:

NanoSparqlClient

public static class NanoSparqlClient.QueryTask
extends Object
implements Callable<Void>

Class runs a SPARQL query against an HTTP endpoint.

Constructor Summary

Constructors

Constructor and Description
NanoSparqlClient.QueryTask(NanoSparqlClient.QueryOptions opts)

Method Summary

Methods

Modifier and Type	Method and Description
protected org.openrdf.model.Graph	buildGraph(HttpURLConnection conn) Builds a graph from an RDF result set (statements, not binding sets).
Void	call()
protected long	countResults(HttpURLConnection conn) Counts the #of results in a SPARQL result set.
protected void	showResults(HttpURLConnection conn) Write the response body on stdout.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NanoSparqlClient.QueryTask

public NanoSparqlClient.QueryTask(NanoSparqlClient.QueryOptions opts)

Parameters:

opts - The query options.

Method Detail

call

public Void call()
          throws Exception

Specified by:

call in interface Callable<Void>

Throws:

Exception

showResults

protected void showResults(HttpURLConnection conn)
                    throws Exception

Write the response body on stdout.

Parameters:

conn - The connection.

Throws:

Exception

countResults

protected long countResults(HttpURLConnection conn)
                     throws Exception

Counts the #of results in a SPARQL result set.

Parameters:

conn - The connection from which to read the results.

Returns:

The #of results.

Throws:

Exception - If anything goes wrong.

buildGraph

protected org.openrdf.model.Graph buildGraph(HttpURLConnection conn)
                                      throws Exception

Builds a graph from an RDF result set (statements, not binding sets).

Parameters:

conn - The connection from which to read the results.

Returns:

The graph

Throws:

Exception - If anything goes wrong.