How to use

setQueryResultHandler

method

in

org.openrdf.query.resultio.TupleQueryResultParser

 TupleQueryResultParser parser = QueryResultIO.createParser(TupleQueryResultFormat.SPARQL);

TupleQueryResultHandler handler = new MyCustomStreamingResultHandler();
parser.setQueryResultHandler(handler);

parser.parseQueryResult(in);

@Override
public void run() {
  try {
    parser.setQueryResultHandler(this);
    parser.parseQueryResult(in);
  }
  catch (QueryResultHandlerException e) {
    // parsing cancelled or interrupted
  }
  catch (QueryResultParseException e) {
    queue.toss(e);
  }
  catch (IOException e) {
    queue.toss(e);
  }
  finally {
    queue.done();
    bindingNamesReady.countDown();
  }
}

protected final TupleQueryResult readExpectedTupleQueryResult()
  throws Exception
{
  Optional<QueryResultFormat> tqrFormat = QueryResultIO.getParserFormatForFileName(resultFileURL);
  if (tqrFormat.isPresent()) {
    InputStream in = new URL(resultFileURL).openStream();
    try {
      TupleQueryResultParser parser = QueryResultIO.createTupleParser(tqrFormat.get());
      parser.setValueFactory(dataRep.getValueFactory());
      TupleQueryResultBuilder qrBuilder = new TupleQueryResultBuilder();
      parser.setQueryResultHandler(qrBuilder);
      parser.parseQueryResult(in);
      return qrBuilder.getQueryResult();
    }
    finally {
      in.close();
    }
  }
  else {
    Set<Statement> resultGraph = readExpectedGraphQueryResult();
    return DAWGTestResultSetUtil.toTupleQueryResult(resultGraph);
  }
}

protected final TupleQueryResult readExpectedTupleQueryResult()
  throws Exception
{
  TupleQueryResultFormat tqrFormat = QueryResultIO.getParserFormatForFileName(resultFileURL);
  if (tqrFormat != null) {
    InputStream in = new URL(resultFileURL).openStream();
    try {
      TupleQueryResultParser parser = QueryResultIO.createParser(tqrFormat);
      parser.setValueFactory(dataRep.getValueFactory());
      TupleQueryResultBuilder qrBuilder = new TupleQueryResultBuilder();
      parser.setQueryResultHandler(qrBuilder);
      parser.parseQueryResult(in);
      return qrBuilder.getQueryResult();
    }
    finally {
      in.close();
    }
  }
  else {
    Set<Statement> resultGraph = readExpectedGraphQueryResult();
    return DAWGTestResultSetUtil.toTupleQueryResult(resultGraph);
  }
}

        + mimeType));
TupleQueryResultParser parser = QueryResultIO.createTupleParser(format, getValueFactory());
parser.setQueryResultHandler(handler);
parser.parseQueryResult(response.getEntity().getContent());

FileInputStream in = new FileInputStream(tmp);
BackgroundTupleResult tRes = new BackgroundTupleResult(parser, in, null);
parser.setQueryResultHandler(tRes);
parser.parseQueryResult(in);
assertTrue(tRes.hasNext());

protected final TupleQueryResult readExpectedTupleQueryResult()
  throws Exception
{
  TupleQueryResultFormat tqrFormat = QueryResultIO.getParserFormatForFileName(resultFileURL);
  if (tqrFormat != null) {
    InputStream in = new URL(resultFileURL).openStream();
    try {
      TupleQueryResultParser parser = QueryResultIO.createParser(tqrFormat);
      parser.setValueFactory(dataRep.getValueFactory());
      TupleQueryResultBuilder qrBuilder = new TupleQueryResultBuilder();
      parser.setQueryResultHandler(qrBuilder);
      parser.parseQueryResult(in);
      return qrBuilder.getQueryResult();
    }
    finally {
      in.close();
    }
  }
  else {
    Set<Statement> resultGraph = readExpectedGraphQueryResult();
    return DAWGTestResultSetUtil.toTupleQueryResult(resultGraph);
  }
}