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

Example 1 with BytesMessage

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

the class UnicastTestTcpSlow method readMessage.

protected static Message readMessage(byte[] buf, int offset, int length) throws Exception {
    ByteArrayDataInputStream in = new ByteArrayDataInputStream(buf, offset, length);
    short ver = in.readShort();
    byte flags = in.readByte();
    // final boolean multicast=(flags & (byte)2) == (byte)2;
    // don't create headers, readFrom() will do this
    Message msg = new BytesMessage();
    msg.readFrom(in);
    return msg;
}

Example 2 with BytesMessage

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

the class UnicastTestTcpSlow method sendMessages.

void sendMessages() throws Exception {
    if (num_threads > 1 && num_msgs % num_threads != 0) {
        System.err.println("num_msgs (" + num_msgs + " ) has to be divisible by num_threads (" + num_threads + ")");
        return;
    }
    System.out.println("sending " + num_msgs + " messages (" + Util.printBytes(msg_size) + ") to " + remote + ": oob=" + oob + ", " + num_threads + " sender thread(s)");
    ByteBuffer buf = ByteBuffer.allocate(Global.BYTE_SIZE + Global.LONG_SIZE).put(START).putLong(num_msgs);
    Message msg = new BytesMessage(null, buf.array());
    // msg.writeTo(output);
    ByteArrayDataOutputStream dos = new ByteArrayDataOutputStream(msg.size());
    byte flags = 0;
    // write the version
    dos.writeShort(Version.version);
    if (msg.getDest() == null)
        flags += (byte) 2;
    dos.writeByte(flags);
    msg.writeTo(dos);
    ByteArray buffer = dos.getBuffer();
    // need to sync if we have more than 1 sender
    output_lock.lock();
    try {
        // msg.writeTo(output);
        output.writeInt(buffer.getLength());
        output.write(buffer.getArray(), buffer.getOffset(), buffer.getLength());
    } finally {
        output_lock.unlock();
    }
    int msgs_per_sender = num_msgs / num_threads;
    Sender[] senders = new Sender[num_threads];
    for (int i = 0; i < senders.length; i++) senders[i] = new Sender(msgs_per_sender, msg_size, num_msgs / 10);
    for (Sender sender : senders) sender.start();
    for (Sender sender : senders) sender.join();
    output.flush();
    System.out.println("done sending " + num_msgs + " to " + remote);
}

Example 3 with BytesMessage

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

the class MPING method run.

public void run() {
    final byte[] receive_buf = new byte[65535];
    DatagramPacket packet = new DatagramPacket(receive_buf, receive_buf.length);
    while (mcast_receive_sock != null && Thread.currentThread().equals(receiver)) {
        packet.setData(receive_buf, 0, receive_buf.length);
        try {
            mcast_receive_sock.receive(packet);
            DataInput inp = new ByteArrayDataInputStream(packet.getData(), packet.getOffset(), packet.getLength());
            Message msg = new BytesMessage();
            msg.readFrom(inp);
            if (// discard discovery request from self
            !Objects.equals(local_addr, msg.getSrc()))
                up(msg);
        } catch (SocketException socketEx) {
            break;
        } catch (Throwable ex) {
            log.error(Util.getMessage("FailedReceivingPacketFrom"), packet.getSocketAddress(), ex);
        }
    }
}

Example 4 with BytesMessage

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

the class ENCRYPTKeystoreTest method testMessageUpNoBuffer.

public void testMessageUpNoBuffer() throws Exception {
    SYM_ENCRYPT encrypt = create("defaultStore.keystore");
    MockProtocol observer = new MockProtocol();
    encrypt.setUpProtocol(observer);
    encrypt.up((Message) new BytesMessage().putHeader(ENCRYPT_ID, new EncryptHeader((byte) 0, "bla".getBytes(), encrypt.makeIv())));
    assert observer.getUpMessages().isEmpty();
}

Example 5 with BytesMessage

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

the class ENCRYPTKeystoreTest method testMessageUpWrongKey.

public void testMessageUpWrongKey() throws Exception {
    SYM_ENCRYPT encrypt = create("defaultStore.keystore"), encrypt2 = create("defaultStore2.keystore");
    MockProtocol observer = new MockProtocol();
    encrypt.setUpProtocol(observer);
    String messageText = "hello this is a test message";
    byte[] bytes = messageText.getBytes();
    byte[] iv = encrypt2.makeIv();
    byte[] encodedBytes = encrypt2.code(bytes, 0, bytes.length, iv, false);
    assert !new String(encodedBytes).equals(messageText);
    MessageDigest digest = MessageDigest.getInstance("MD5");
    digest.reset();
    digest.update(encrypt2.secretKey().getEncoded());
    byte[] symVersion = digest.digest();
    Message msg = new BytesMessage(null, encodedBytes).putHeader(ENCRYPT_ID, new EncryptHeader((byte) 0, symVersion, iv));
    encrypt.up(msg);
    assert observer.getUpMessages().isEmpty();
}