Examples with BytesMessage org.jgroups.BytesMessage used on opensource projects

Example 21 with BytesMessage

use of org.jgroups.BytesMessage in project JGroups by belaban.

the class SequencerFailoverTestHelper method sendMessages.

// Do *NOT* make this method static, or else Byteman won't be able to find it!
public void sendMessages(final Protocol prot, final int start, final int end) {
    final Thread sender = new Thread(() -> {
        for (int i = start; i <= end; i++) {
            Message msg = new BytesMessage(null, i);
            System.out.println("[" + prot.getValue("local_addr") + "] --> sending message " + i);
            prot.down(msg);
        }
    });
    sender.setName("BytemanSenderThread");
    sender.start();
    try {
        sender.join(1000);
    } catch (InterruptedException e) {
    }
}

Example 22 with BytesMessage

use of org.jgroups.BytesMessage in project JGroups by belaban.

the class SERIALIZE method down.

public Object down(Message msg) {
    if (msg.getSrc() == null)
        msg.setSrc(local_addr);
    ByteArray serialized_msg = null;
    try {
        serialized_msg = Util.messageToBuffer(msg);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    // exclude existing headers, they will be seen again when we unmarshal the message at the receiver
    Message tmp = new BytesMessage(msg.dest(), serialized_msg).setFlag(msg.getFlags(), false);
    GMS.GmsHeader hdr = msg.getHeader(GMS_ID);
    if (hdr != null)
        tmp.putHeader(GMS_ID, hdr);
    return down_prot.down(tmp);
}

Example 23 with BytesMessage

use of org.jgroups.BytesMessage in project JGroups by belaban.

the class NonBlockingCreditMapTest method testDecrement.

public void testDecrement() {
    Message msg = new BytesMessage(null, new byte[8000]);
    // timeout will be ignored
    boolean rc = map.decrement(msg, msg.getLength(), 0);
    assert rc && map.getMinCredits() == 2000;
    assert !map.isQueuing();
    msg = new BytesMessage(null, new byte[2000]);
    rc = map.decrement(msg, msg.getLength(), 0);
    assert rc && !map.isQueuing();
    for (int i = 0; i < 5; i++) {
        msg = new BytesMessage(null, new byte[1000]);
        rc = map.decrement(msg, msg.getLength(), 0);
        assert !rc && map.isQueuing();
    }
    assert map.getQueuedMessages() == 5 && map.getQueuedMessageSize() == 5000;
    map.replenish(d, 4500);
    assert map.getMinCredits() == 0;
    assert map.isQueuing();
    for (Address member : Arrays.asList(a, b, c)) map.replenish(member, 4500);
    assert map.isQueuing() && map.getQueuedMessages() == 1;
}

Example 24 with BytesMessage

use of org.jgroups.BytesMessage in project JGroups by belaban.

the class NonBlockingCreditMapTest method testBlockingDecrement.

public void testBlockingDecrement() {
    map = new NonBlockingCreditMap(MAX_CREDITS, 2500, new ReentrantLock(true));
    addAll();
    Message msg = new BytesMessage(null, new byte[8000]);
    boolean rc = map.decrement(msg, msg.getLength(), 0);
    assert rc && !map.isQueuing();
    new Thread(() -> {
        Util.sleep(2000);
        System.out.println("\n-- replenishing 5000 credits");
        Stream.of(a, b, c, d).forEach(c -> map.replenish(c, 5000));
    }).start();
    for (int i = 1; i <= 5; i++) {
        msg = new BytesMessage(null, new byte[1000]);
        System.out.printf("-- adding msg %d: ", i);
        // message 5 should block, but replenish() should unblock it
        rc = map.decrement(msg, msg.getLength(), 0);
        System.out.printf("rc=%b\n", rc);
        assert rc == i < 3;
    }
    assert !map.isQueuing();
    assert map.getQueuedMessages() == 0;
}