Package io.vertx.core.datagram

Examples of io.vertx.core.datagram.DatagramSocketOptions

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    await();
  }

  @Test
  public void testSendAfterCloseFails() {
    peer1 = vertx.createDatagramSocket(new DatagramSocketOptions());
    peer2 = vertx.createDatagramSocket(new DatagramSocketOptions());
    peer1.close(ar -> {
      assertTrue(ar.succeeded());
      peer1.send("Test", 1234, "127.0.0.1", ar2 -> {
        assertTrue(ar2.failed());
        peer1 = null;
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    await();
  }

  @Test
  public void testBroadcast() {
    peer1 = vertx.createDatagramSocket(new DatagramSocketOptions().setBroadcast(true));
    peer2 = vertx.createDatagramSocket(new DatagramSocketOptions().setBroadcast(true));
    peer2.exceptionHandler(t -> fail(t.getMessage()));
    peer2.listen(1234, "0.0.0.0", ar1 -> {
      assertTrue(ar1.succeeded());
      Buffer buffer = TestUtils.randomBuffer(128);
      peer2.handler(packet -> {
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    await();
  }

  @Test
  public void testBroadcastFailsIfNotConfigured() {
    peer1 = vertx.createDatagramSocket(new DatagramSocketOptions());
    peer1.send("test", 1234, "255.255.255.255", ar -> {
      assertTrue(ar.failed());
      testComplete();
    });
    await();
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  public void testMulticastJoinLeave() throws Exception {
    Buffer buffer = TestUtils.randomBuffer(128);
    String groupAddress = "230.0.0.1";
    String iface = NetworkInterface.getByInetAddress(InetAddress.getByName("127.0.0.1")).getName();
    AtomicBoolean received = new AtomicBoolean();
    peer1 = vertx.createDatagramSocket(new DatagramSocketOptions().setMulticastNetworkInterface(iface));
    peer2 = vertx.createDatagramSocket(new DatagramSocketOptions().setMulticastNetworkInterface(iface));

    peer1.handler(packet -> {
      assertEquals(buffer, packet.data());
      received.set(true);
    });
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    await();
  }

  @Test
  public void testOptions() {
    DatagramSocketOptions options = new DatagramSocketOptions();
    assertEquals(NetworkOptions.DEFAULT_SEND_BUFFER_SIZE, options.getSendBufferSize());
    int rand = TestUtils.randomPositiveInt();
    assertEquals(options, options.setSendBufferSize(rand));
    assertEquals(rand, options.getSendBufferSize());
    assertIllegalArgumentException(() -> options.setSendBufferSize(0));
    assertIllegalArgumentException(() -> options.setSendBufferSize(-123));

    assertEquals(NetworkOptions.DEFAULT_RECEIVE_BUFFER_SIZE, options.getReceiveBufferSize());
    rand = TestUtils.randomPositiveInt();
    assertEquals(options, options.setReceiveBufferSize(rand));
    assertEquals(rand, options.getReceiveBufferSize());
    assertIllegalArgumentException(() -> options.setReceiveBufferSize(0));
    assertIllegalArgumentException(() -> options.setReceiveBufferSize(-123));

    assertFalse(options.isReuseAddress());
    assertEquals(options, options.setReuseAddress(true));
    assertTrue(options.isReuseAddress());

    assertEquals(NetworkOptions.DEFAULT_TRAFFIC_CLASS, options.getTrafficClass());
    rand = 23;
    assertEquals(options, options.setTrafficClass(rand));
    assertEquals(rand, options.getTrafficClass());
    assertIllegalArgumentException(() -> options.setTrafficClass(-1));
    assertIllegalArgumentException(() -> options.setTrafficClass(256));

    assertFalse(options.isBroadcast());
    assertEquals(options, options.setBroadcast(true));
    assertTrue(options.isBroadcast());

    assertTrue(options.isLoopbackModeDisabled());
    assertEquals(options, options.setLoopbackModeDisabled(false));
    assertFalse(options.isLoopbackModeDisabled());

    assertEquals(-1, options.getMulticastTimeToLive());
    rand = TestUtils.randomPositiveInt();
    assertEquals(options, options.setMulticastTimeToLive(rand));
    assertEquals(rand, options.getMulticastTimeToLive());
    assertIllegalArgumentException(() -> options.setMulticastTimeToLive(-1));

    assertNull(options.getMulticastNetworkInterface());
    String randString = TestUtils.randomUnicodeString(100);
    assertEquals(options, options.setMulticastNetworkInterface(randString));
    assertEquals(randString, options.getMulticastNetworkInterface());

    assertFalse(options.isIpV6());
    assertEquals(options, options.setIpV6(true));
    assertTrue(options.isIpV6());

    testComplete();
  }
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    testComplete();
  }

  @Test
  public void testCopyOptions() {
    DatagramSocketOptions options = new DatagramSocketOptions();
    Random rand = new Random();
    boolean broadcast = rand.nextBoolean();
    boolean loopbackModeDisabled = rand.nextBoolean();
    int multicastTimeToLive = TestUtils.randomPositiveInt();
    String multicastNetworkInterface = TestUtils.randomAlphaString(100);
    boolean reuseAddress = rand.nextBoolean();
    boolean ipV6 = rand.nextBoolean();
    options.setBroadcast(broadcast);
    options.setLoopbackModeDisabled(loopbackModeDisabled);
    options.setMulticastTimeToLive(multicastTimeToLive);
    options.setMulticastNetworkInterface(multicastNetworkInterface);
    options.setReuseAddress(reuseAddress);
    options.setIpV6(ipV6);
    DatagramSocketOptions copy = new DatagramSocketOptions(options);
    assertEquals(broadcast, copy.isBroadcast());
    assertEquals(loopbackModeDisabled, copy.isLoopbackModeDisabled());
    assertEquals(multicastTimeToLive, copy.getMulticastTimeToLive());
    assertEquals(multicastNetworkInterface, copy.getMulticastNetworkInterface());
    assertEquals(reuseAddress, copy.isReuseAddress());
    assertEquals(ipV6, copy.isIpV6());
    testComplete();
  }
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    testComplete();
  }

  @Test
  public void testDefaultJsonOptions() {
    DatagramSocketOptions def = new DatagramSocketOptions();
    DatagramSocketOptions json = new DatagramSocketOptions(new JsonObject());
    assertEquals(def.isBroadcast(), json.isBroadcast());
    assertEquals(def.isLoopbackModeDisabled(), json.isLoopbackModeDisabled());
    assertEquals(def.getMulticastTimeToLive(), json.getMulticastTimeToLive());
    assertEquals(def.getMulticastNetworkInterface(), json.getMulticastNetworkInterface());
    assertEquals(def.isIpV6(), json.isIpV6());
  }
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      .put("loopbackModeDisabled", loopbackModeDisabled)
      .put("multicastTimeToLive", multicastTimeToLive)
      .put("multicastNetworkInterface", multicastNetworkInterface)
      .put("reuseAddress", reuseAddress)
      .put("ipV6", ipV6);
    DatagramSocketOptions copy = new DatagramSocketOptions(json);
    assertEquals(broadcast, copy.isBroadcast());
    assertEquals(loopbackModeDisabled, copy.isLoopbackModeDisabled());
    assertEquals(multicastTimeToLive, copy.getMulticastTimeToLive());
    assertEquals(multicastNetworkInterface, copy.getMulticastNetworkInterface());
    assertEquals(reuseAddress, copy.isReuseAddress());
    assertEquals(ipV6, copy.isIpV6());
    testComplete();
  }
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    testComplete();
  }

  @Test
  public void testOptionsCopied() {
    DatagramSocketOptions options = new DatagramSocketOptions();
    options.setReuseAddress(true);
    peer1 = vertx.createDatagramSocket(options);
    peer2 = vertx.createDatagramSocket(options);
    // Listening on same address:port so will only work if reuseAddress = true
    // Set to false, but because options are copied internally should still work
    options.setReuseAddress(false);
    peer1.listen(1234, "127.0.0.1", ar -> {
      assertTrue(ar.succeeded());
      peer2.listen(1234, "127.0.0.1", ar2 -> {
        assertTrue(ar2.succeeded());
        testComplete();
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  @Test
  public void testUseInMultithreadedWorker() throws Exception {
    class MyVerticle extends AbstractVerticle {
      @Override
      public void start() {
        assertIllegalStateException(() -> peer1 = vertx.createDatagramSocket(new DatagramSocketOptions()));
        testComplete();
      }
    }
    MyVerticle verticle = new MyVerticle();
    vertx.deployVerticle(verticle, new DeploymentOptions().setWorker(true).setMultiThreaded(true));
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Related Classes of io.vertx.core.datagram.DatagramSocketOptions

  • io.vertx.core.datagram.impl.DatagramSocketImpl
  • io.vertx.test.core.DatagramTest
  • io.vertx.test.core.DummyMetricsTest
  • io.vertx.test.core.MyVerticle
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