Examples with ByteBuffer streamer.ByteBuffer used on opensource projects

Example 76 with ByteBuffer

use of streamer.ByteBuffer in project cloudstack by apache.

the class MockSink method handleData.

@Override
public void handleData(ByteBuffer buf, Link link) {
    if (verbose)
        System.out.println("[" + this + "] INFO: Received buf #" + (packetNumber) + " " + buf + ".");
    if (buf == null)
        return;
    if (packetNumber >= bufs.length)
        throw new AssertionError("[" + this + "] Incoming buffer #" + packetNumber + " is not expected. Number of expected buffers: " + bufs.length + ", unexpected buffer: " + buf + ".");
    // Compare incoming buffer with expected buffer
    ByteBuffer expectedBuf = bufs[packetNumber];
    if (!Arrays.equals(expectedBuf.toByteArray(), buf.toByteArray())) {
        dump(buf, expectedBuf);
        throw new AssertionError("[" + this + "] Incoming buffer #" + packetNumber + " is not equal to expected buffer.\n  Actual bufer: " + buf + ",\n  expected buffer: " + expectedBuf + ".");
    }
    // If expected buffer has metadata, then compare it too
    Set<String> metadataKeys = expectedBuf.getMetadataKeys();
    if (metadataKeys.size() > 0) {
        for (String key : metadataKeys) {
            Object expectedValue = expectedBuf.getMetadata(key);
            Object actualValue = buf.getMetadata(key);
            if (actualValue == null)
                throw new AssertionError("[" + this + "] Incoming buffer #" + packetNumber + " is not equal to expected buffer in metadata for key \"" + key + "\".\n  Actual metadata value: " + ",\n  expected value: \"" + expectedValue + "\".");
            if (!expectedValue.equals(actualValue))
                throw new AssertionError("[" + this + "] Incoming buffer #" + packetNumber + " is not equal to expected buffer in metadata for key \"" + key + "\".\n  Actual metadata value: \"" + actualValue + "\",\n  expected value: \"" + expectedValue + "\".");
        }
    }
    if (verbose)
        System.out.println("[" + this + "] INFO: buffers are equal.");
    // Use packetNumber variable to count incoming packets
    packetNumber++;
    buf.unref();
}

Example 77 with ByteBuffer

use of streamer.ByteBuffer in project cloudstack by apache.

the class MockSource method main.

/**
     * Example.
     */
public static void main(String[] args) {
    Element mockSource = new MockSource("source") {

        {
            bufs = new ByteBuffer[] { new ByteBuffer(new byte[] { 1, 1, 2, 3, 4, 5 }), new ByteBuffer(new byte[] { 2, 1, 2, 3, 4 }), new ByteBuffer(new byte[] { 3, 1, 2, 3 }), new ByteBuffer(new byte[] { 4, 1, 2 }), new ByteBuffer(new byte[] { 5, 1 }) };
            verbose = true;
            delay = 100;
        // this.numBuffers = this.bufs.length;
        }
    };
    Element fakeSink = new FakeSink("sink") {

        {
            verbose = true;
        }
    };
    Link link = new SyncLink();
    mockSource.setLink(STDOUT, link, Direction.OUT);
    fakeSink.setLink(STDIN, link, Direction.IN);
    link.run();
}

Example 78 with ByteBuffer

use of streamer.ByteBuffer in project cloudstack by apache.

the class AwtVncKeyboardAdapter method handleData.

@Override
public void handleData(ByteBuffer buf, Link link) {
    if (verbose)
        System.out.println("[" + this + "] INFO: Data received: " + buf + ".");
    KeyOrder order = (KeyOrder) buf.getOrder();
    buf.unref();
    ByteBuffer outBuf = new ByteBuffer(8);
    outBuf.writeByte(RfbConstants.CLIENT_KEYBOARD_EVENT);
    outBuf.writeByte((order.pressed) ? RfbConstants.KEY_DOWN : RfbConstants.KEY_UP);
    // padding
    outBuf.writeShort(0);
    outBuf.writeInt(map_en_us(order));
    pushDataToAllOuts(outBuf);
}

Example 79 with ByteBuffer

use of streamer.ByteBuffer in project cloudstack by apache.

the class Vnc33Authentication method main.

/**
     * Example.
     */
public static void main(String[] args) {
    // System.setProperty("streamer.Link.debug", "true");
    System.setProperty("streamer.Element.debug", "true");
    // System.setProperty("streamer.Pipeline.debug", "true");
    final String password = "test";
    Element source = new MockSource("source") {

        {
            bufs = ByteBuffer.convertByteArraysToByteBuffers(// Request authentication and send 16 byte challenge
            new byte[] { 0, 0, 0, RfbConstants.VNC_AUTH, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }, // Respond to challenge with AUTH_OK
            new byte[] { 0, 0, 0, RfbConstants.VNC_AUTH_OK });
        }
    };
    Element mainSink = new FakeSink("mainSink");
    final Vnc33Authentication auth = new Vnc33Authentication("auth", password);
    Element initSink = new MockSink("initSink") {

        {
            // Expect encoded password
            bufs = new ByteBuffer[] { auth.encodePassword(new ByteBuffer(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }), password) };
        }
    };
    Pipeline pipeline = new PipelineImpl("test");
    pipeline.addAndLink(source, auth, mainSink);
    pipeline.add(initSink);
    pipeline.link("auth >otout", "initSink");
    pipeline.runMainLoop("source", STDOUT, false, false);
}

Example 80 with ByteBuffer

use of streamer.ByteBuffer in project cloudstack by apache.

the class Vnc33Hello method handleOneTimeData.

@Override
protected void handleOneTimeData(ByteBuffer buf, Link link) {
    if (verbose)
        System.out.println("[" + this + "] INFO: Data received: " + buf + ".");
    // Initial packet is exactly 12 bytes long
    if (!cap(buf, 12, 12, link, false))
        return;
    // Read protocol version
    String rfbProtocol = new String(buf.data, buf.offset, buf.length, RfbConstants.US_ASCII_CHARSET);
    buf.unref();
    // Server should use RFB protocol 3.x
    if (!rfbProtocol.contains(RfbConstants.RFB_PROTOCOL_VERSION_MAJOR))
        throw new RuntimeException("Cannot handshake with VNC server. Unsupported protocol version: \"" + rfbProtocol + "\".");
    // Send response: we support RFB 3.3 only
    String ourProtocolString = RfbConstants.RFB_PROTOCOL_VERSION + "\n";
    ByteBuffer outBuf = new ByteBuffer(ourProtocolString.getBytes(RfbConstants.US_ASCII_CHARSET));
    if (verbose) {
        outBuf.putMetadata("sender", this);
        outBuf.putMetadata("version", RfbConstants.RFB_PROTOCOL_VERSION);
    }
    pushDataToOTOut(outBuf);
    // Switch off this element from circuit
    switchOff();
}