Examples with UpdateRequest org.apache.jena.update.UpdateRequest used on opensource projects

Example 6 with UpdateRequest

use of org.apache.jena.update.UpdateRequest in project jena by apache.

the class AbstractJenaConnectionTests method connection_pre_processors_08.

/**
     * Tests pre-processor management operations
     * 
     * @throws SQLException
     */
@Test
public void connection_pre_processors_08() throws SQLException {
    JenaConnection conn = this.getConnection();
    Assert.assertFalse(conn.getPreProcessors().hasNext());
    // Add a pre-processor
    Echo echo = new Echo();
    conn.addPreProcessor(echo);
    Assert.assertTrue(conn.getPreProcessors().hasNext());
    // Apply the pre-processor
    UpdateRequest input = UpdateFactory.create("DELETE WHERE { ?s ?p ?o }");
    UpdateRequest output = conn.applyPreProcessors(input);
    Assert.assertEquals(input, output);
    conn.close();
}

Example 7 with UpdateRequest

use of org.apache.jena.update.UpdateRequest in project jena by apache.

the class TestSyntaxTransform method testUpdate.

private void testUpdate(String input, String output, String varStr, String valStr) {
    UpdateRequest req1 = UpdateFactory.create(PREFIX + input);
    UpdateRequest reqExpected = UpdateFactory.create(PREFIX + output);
    Map<Var, Node> map = new HashMap<>();
    map.put(Var.alloc(varStr), SSE.parseNode(valStr));
    UpdateRequest reqTrans = UpdateTransformOps.transform(req1, map);
    // Crude.
    String x1 = reqExpected.toString().replaceAll("[ \n\t]", "");
    String x2 = reqTrans.toString().replaceAll("[ \n\t]", "");
    //assertEquals(reqExpected, reqTrans) ;
    assertEquals(x1, x2);
}

Example 8 with UpdateRequest

use of org.apache.jena.update.UpdateRequest in project jena by apache.

the class TestEmbeddedFuseki method embedded_04.

@Test
public void embedded_04() {
    DatasetGraph dsg = dataset();
    Txn.executeWrite(dsg, () -> {
        Quad q = SSE.parseQuad("(_ :s :p _:b)");
        dsg.add(q);
    });
    // A service with just being able to do quads operations
    // That is, GET, POST, PUT on  "/data" in N-quads and TriG. 
    DataService dataService = new DataService(dsg);
    dataService.addEndpoint(OperationName.Quads_RW, "");
    dataService.addEndpoint(OperationName.Query, "");
    dataService.addEndpoint(OperationName.Update, "");
    int port = FusekiLib.choosePort();
    FusekiEmbeddedServer server = FusekiEmbeddedServer.create().setPort(port).add("/data", dataService).build();
    server.start();
    try {
        // Put data in.
        String data = "(graph (:s :p 1) (:s :p 2) (:s :p 3))";
        Graph g = SSE.parseGraph(data);
        HttpEntity e = graphToHttpEntity(g);
        HttpOp.execHttpPut("http://localhost:" + port + "/data", e);
        // Get data out.
        try (TypedInputStream in = HttpOp.execHttpGet("http://localhost:" + port + "/data")) {
            Graph g2 = GraphFactory.createDefaultGraph();
            RDFDataMgr.read(g2, in, RDFLanguages.contentTypeToLang(in.getContentType()));
            assertTrue(g.isIsomorphicWith(g2));
        }
        // Query.
        query("http://localhost:" + port + "/data", "SELECT * { ?s ?p ?o}", qExec -> {
            ResultSet rs = qExec.execSelect();
            int x = ResultSetFormatter.consume(rs);
            assertEquals(3, x);
        });
        // Update
        UpdateRequest req = UpdateFactory.create("CLEAR DEFAULT");
        UpdateExecutionFactory.createRemote(req, "http://localhost:" + port + "/data").execute();
        // Query again.
        query("http://localhost:" + port + "/data", "SELECT * { ?s ?p ?o}", qExec -> {
            ResultSet rs = qExec.execSelect();
            int x = ResultSetFormatter.consume(rs);
            assertEquals(0, x);
        });
    } finally {
        server.stop();
    }
}

Example 9 with UpdateRequest

use of org.apache.jena.update.UpdateRequest in project jena by apache.

the class TestSPARQLProtocol method update_02.

@Test
public void update_02() {
    UpdateRequest update = UpdateFactory.create("INSERT DATA {}");
    UpdateProcessor proc = UpdateExecutionFactory.createRemoteForm(update, serviceUpdate());
    proc.execute();
}

Example 10 with UpdateRequest

use of org.apache.jena.update.UpdateRequest in project jena by apache.

the class TestSPARQLProtocol method update_01.

@Test
public void update_01() {
    UpdateRequest update = UpdateFactory.create("INSERT DATA {}");
    UpdateProcessor proc = UpdateExecutionFactory.createRemote(update, serviceUpdate());
    proc.execute();
}