Examples with Protocol org.jgroups.stack.Protocol used on opensource projects

Example 6 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class UNICAST_ConnectionTests method testMessageToNonExistingMember.

@Test(dataProvider = "configProvider")
public void testMessageToNonExistingMember(Class<? extends Protocol> unicast) throws Exception {
    Map<String, Object> props = new HashMap<>(1);
    props.put("max_retransmit_time", 5000);
    setup(unicast, props);
    Address target = Util.createRandomAddress("FakeAddress");
    a.send(target, "hello");
    Protocol prot = a.getProtocolStack().findProtocol(unicast);
    Method hasSendConnectionTo = unicast.getMethod("hasSendConnectionTo", Address.class);
    for (int i = 0; i < 10; i++) {
        boolean result = (Boolean) hasSendConnectionTo.invoke(prot, target);
        if (!result)
            break;
        Util.sleep(1000);
    }
    assert !(Boolean) hasSendConnectionTo.invoke(prot, target);
}

Example 7 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class UNICAST_DroppedAckTest method testNotEndlessXmits.

@Test(dataProvider = "configProvider")
public void testNotEndlessXmits(Class<? extends Protocol> unicast_class) throws Exception {
    setup(unicast_class);
    DISCARD discard_a = (DISCARD) a.getProtocolStack().findProtocol(DISCARD.class);
    // drops the next 5 ACKs
    discard_a.setDropDownUnicasts(5);
    for (int i = 1; i <= 5; i++) b.send(a.getAddress(), i);
    Protocol unicast_b = b.getProtocolStack().findProtocol(UNICAST3.class);
    for (int i = 0; i < 10; i++) {
        int num_unacked_msgs = numUnackedMessages(unicast_b);
        System.out.println("num_unacked_msgs=" + num_unacked_msgs);
        if (num_unacked_msgs == 0)
            break;
        Util.sleep(1000);
    }
    assert numUnackedMessages(unicast_b) == 0 : "num_unacked_msgs on B should be 0 but is " + numUnackedMessages(unicast_b);
}

Example 8 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class FCTest method setUp.

protected void setUp(Class<? extends Protocol> flow_control_class) throws Exception {
    Protocol flow_control_prot = flow_control_class.newInstance();
    flow_control_prot.setValue("min_credits", 1000).setValue("max_credits", 10000).setValue("max_block_time", 1000);
    ch = new JChannel(new SHARED_LOOPBACK(), new SHARED_LOOPBACK_PING(), new NAKACK2().setValue("use_mcast_xmit", false), new UNICAST3(), new STABLE().setValue("max_bytes", 50000), new GMS().setValue("print_local_addr", false), flow_control_prot, new FRAG2().fragSize(800));
    ch.connect("FCTest");
}

Example 9 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class FragTest method createChannel.

protected static JChannel createChannel(String name, Class<? extends Protocol> clazz) throws Exception {
    Protocol frag_prot = clazz.newInstance();
    frag_prot.setValue("frag_size", FRAG_SIZE);
    return new JChannel(new SHARED_LOOPBACK(), new SHARED_LOOPBACK_PING(), new NAKACK2().setValue("use_mcast_xmit", false), new UNICAST3(), new STABLE().setValue("max_bytes", 50000), new GMS().setValue("print_local_addr", false), new UFC(), new MFC(), frag_prot).name(name);
}

Example 10 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class FragTest method testMessageOrdering.

/**
 * Tests potential ordering violation by sending small, unfragmented messages, followed by a large message
 * which generates 3 fragments, followed by a final small message. Verifies that the message assembled from the
 * 3 fragments is in the right place and not at the end. JIRA=https://issues.jboss.org/browse/JGRP-1648
 */
public void testMessageOrdering(Class<? extends Protocol> frag_clazz) throws Exception {
    setup(frag_clazz);
    OrderingReceiver receiver = new OrderingReceiver();
    b.setReceiver(receiver);
    Protocol frag = a.getProtocolStack().findProtocol(FRAG3.class, FRAG2.class, FRAG.class);
    frag.setValue("frag_size", 5000);
    Address dest = b.getAddress();
    Message first = new Message(dest, new Payload(1, 10));
    // frag_size is 5000, so FRAG{2} will create 3 fragments
    Message big = new Message(dest, new Payload(2, 12000));
    Message last = new Message(dest, new Payload(3, 10));
    a.send(first);
    a.send(big);
    a.send(last);
    List<Integer> list = receiver.getList();
    for (int i = 0; i < 10; i++) {
        if (list.size() == 3)
            break;
        Util.sleep(1000);
    }
    System.out.println("list = " + list);
    assert list.size() == 3;
    // assert that the ordering is [1 2 3], *not* [1 3 2]
    for (int i = 0; i < list.size(); i++) {
        assert list.get(i) == i + 1 : "element at index " + i + " is " + list.get(i) + ", was supposed to be " + (i + 1);
    }
}