Examples with ExchangeHandlerAdapter org.apache.dubbo.remoting.exchange.support.ExchangeHandlerAdapter used on opensource projects

Example 1 with ExchangeHandlerAdapter

use of org.apache.dubbo.remoting.exchange.support.ExchangeHandlerAdapter in project dubbo by alibaba.

the class DubboTelnetDecodeTest method testDubboDubboDecoded.

/**
 * dubbo and dubbo request
 *
 * <p>
 * First ByteBuf (firstDubboByteBuf):
 * ++-------------------------------------------------+
 * ||               dubbo(incomplete)                 |
 * ++-------------------------------------------------+
 * ||
 * Magic Code
 * <p>
 *
 * <p>
 * Second ByteBuf (secondDubboByteBuf):
 * +-------------------------++-----------------------+
 * |  dubbo(the remaining)   ||    dubbo(complete)    |
 * +-------------------------++-----------------------+
 *                           ||
 *                       Magic Code
 *
 * @throws InterruptedException
 */
@Test
public void testDubboDubboDecoded() throws InterruptedException, IOException {
    ByteBuf dubboByteBuf = createDubboByteBuf();
    ByteBuf firstDubboByteBuf = dubboByteBuf.copy(0, 50);
    ByteBuf secondLeftDubboByteBuf = dubboByteBuf.copy(50, dubboByteBuf.readableBytes() - 50);
    ByteBuf secondDubboByteBuf = Unpooled.wrappedBuffer(secondLeftDubboByteBuf, dubboByteBuf);
    EmbeddedChannel ch = null;
    try {
        Codec2 codec = ExtensionLoader.getExtensionLoader(Codec2.class).getExtension("dubbo");
        URL url = new URL("dubbo", "localhost", 22226);
        NettyCodecAdapter adapter = new NettyCodecAdapter(codec, url, new MockChannelHandler());
        MockHandler mockHandler = new MockHandler(null, new MultiMessageHandler(new DecodeHandler(new HeaderExchangeHandler(new ExchangeHandlerAdapter() {

            @Override
            public CompletableFuture<Object> reply(ExchangeChannel channel, Object msg) {
                if (checkDubboDecoded(msg)) {
                    dubboDubbo.incrementAndGet();
                }
                return getDefaultFuture();
            }
        }))));
        ch = new LocalEmbeddedChannel();
        ch.pipeline().addLast("decoder", adapter.getDecoder()).addLast("handler", mockHandler);
        ch.writeInbound(firstDubboByteBuf);
        ch.writeInbound(secondDubboByteBuf);
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (ch != null) {
            ch.close().await(200, TimeUnit.MILLISECONDS);
        }
    }
    TimeUnit.MILLISECONDS.sleep(100);
    Assertions.assertEquals(2, dubboDubbo.get());
}

Example 2 with ExchangeHandlerAdapter

use of org.apache.dubbo.remoting.exchange.support.ExchangeHandlerAdapter in project dubbo by alibaba.

the class DubboTelnetDecodeTest method testTelnetDecode.

/**
 * just telnet request
 *
 * @throws InterruptedException
 */
@Test
public void testTelnetDecode() throws InterruptedException {
    ByteBuf telnetByteBuf = Unpooled.wrappedBuffer("test\r\n".getBytes());
    EmbeddedChannel ch = null;
    try {
        Codec2 codec = ExtensionLoader.getExtensionLoader(Codec2.class).getExtension("dubbo");
        URL url = new URL("dubbo", "localhost", 22226);
        NettyCodecAdapter adapter = new NettyCodecAdapter(codec, url, new MockChannelHandler());
        MockHandler mockHandler = new MockHandler((msg) -> {
            if (checkTelnetDecoded(msg)) {
                telnet.incrementAndGet();
            }
        }, new MultiMessageHandler(new DecodeHandler(new HeaderExchangeHandler(new ExchangeHandlerAdapter() {

            @Override
            public CompletableFuture<Object> reply(ExchangeChannel channel, Object msg) {
                return getDefaultFuture();
            }
        }))));
        ch = new LocalEmbeddedChannel();
        ch.pipeline().addLast("decoder", adapter.getDecoder()).addLast("handler", mockHandler);
        ch.writeInbound(telnetByteBuf);
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (ch != null) {
            ch.close().await(200, TimeUnit.MILLISECONDS);
        }
    }
    TimeUnit.MILLISECONDS.sleep(100);
    Assertions.assertEquals(1, telnet.get());
}

Example 3 with ExchangeHandlerAdapter

use of org.apache.dubbo.remoting.exchange.support.ExchangeHandlerAdapter in project dubbo by alibaba.

the class PerformanceServerTest method statServer.

private static ExchangeServer statServer() throws Exception {
    final int port = PerformanceUtils.getIntProperty("port", 9911);
    final String transporter = PerformanceUtils.getProperty(Constants.TRANSPORTER_KEY, Constants.DEFAULT_TRANSPORTER);
    final String serialization = PerformanceUtils.getProperty(Constants.SERIALIZATION_KEY, Constants.DEFAULT_REMOTING_SERIALIZATION);
    final String threadpool = PerformanceUtils.getProperty(THREADPOOL_KEY, DEFAULT_THREADPOOL);
    final int threads = PerformanceUtils.getIntProperty(THREADS_KEY, DEFAULT_THREADS);
    final int iothreads = PerformanceUtils.getIntProperty(IO_THREADS_KEY, Constants.DEFAULT_IO_THREADS);
    final int buffer = PerformanceUtils.getIntProperty(BUFFER_KEY, DEFAULT_BUFFER_SIZE);
    final String channelHandler = PerformanceUtils.getProperty(Constants.DISPATCHER_KEY, ExecutionDispatcher.NAME);
    // Start server
    ExchangeServer server = Exchangers.bind("exchange://0.0.0.0:" + port + "?transporter=" + transporter + "&serialization=" + serialization + "&threadpool=" + threadpool + "&threads=" + threads + "&iothreads=" + iothreads + "&buffer=" + buffer + "&channel.handler=" + channelHandler, new ExchangeHandlerAdapter() {

        public String telnet(Channel channel, String message) throws RemotingException {
            return "echo: " + message + "\r\ntelnet> ";
        }

        public CompletableFuture<Object> reply(ExchangeChannel channel, Object request) throws RemotingException {
            if ("environment".equals(request)) {
                return CompletableFuture.completedFuture(PerformanceUtils.getEnvironment());
            }
            if ("scene".equals(request)) {
                List<String> scene = new ArrayList<String>();
                scene.add("Transporter: " + transporter);
                scene.add("Service Threads: " + threads);
                return CompletableFuture.completedFuture(scene);
            }
            return CompletableFuture.completedFuture(request);
        }
    });
    return server;
}

Example 4 with ExchangeHandlerAdapter

use of org.apache.dubbo.remoting.exchange.support.ExchangeHandlerAdapter in project dubbo by alibaba.

the class DubboTelnetDecodeTest method testTelnetTelnetDecoded.

/**
 * NOTE: This test case actually will fail, but the probability of this case is very small,
 * and users should use telnet in new QOS port(default port is 22222) since dubbo 2.5.8,
 * so we could ignore this problem.
 *
 * <p>
 * telnet and telnet request
 *
 * <p>
 * First ByteBuf (firstByteBuf):
 * +--------------------------------------------------+
 * |               telnet(incomplete)                 |
 * +--------------------------------------------------+
 * <p>
 *
 * Second ByteBuf (secondByteBuf):
 * +--------------------------------------------------+
 * |  telnet(the remaining)   |   telnet(complete)    |
 * +--------------------------------------------------+
 *
 * @throws InterruptedException
 */
@Disabled
@Test
public void testTelnetTelnetDecoded() throws InterruptedException {
    ByteBuf firstByteBuf = Unpooled.wrappedBuffer("ls\r".getBytes());
    ByteBuf secondByteBuf = Unpooled.wrappedBuffer("\nls\r\n".getBytes());
    EmbeddedChannel ch = null;
    try {
        Codec2 codec = ExtensionLoader.getExtensionLoader(Codec2.class).getExtension("dubbo");
        URL url = new URL("dubbo", "localhost", 22226);
        NettyCodecAdapter adapter = new NettyCodecAdapter(codec, url, new MockChannelHandler());
        MockHandler mockHandler = new MockHandler((msg) -> {
            if (checkTelnetDecoded(msg)) {
                telnetTelnet.incrementAndGet();
            }
        }, new MultiMessageHandler(new DecodeHandler(new HeaderExchangeHandler(new ExchangeHandlerAdapter() {

            @Override
            public CompletableFuture<Object> reply(ExchangeChannel channel, Object msg) {
                return getDefaultFuture();
            }
        }))));
        ch = new LocalEmbeddedChannel();
        ch.pipeline().addLast("decoder", adapter.getDecoder()).addLast("handler", mockHandler);
        ch.writeInbound(firstByteBuf);
        ch.writeInbound(secondByteBuf);
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (ch != null) {
            ch.close().await(200, TimeUnit.MILLISECONDS);
        }
    }
    TimeUnit.MILLISECONDS.sleep(100);
    Assertions.assertEquals(2, telnetTelnet.get());
}

Example 5 with ExchangeHandlerAdapter

use of org.apache.dubbo.remoting.exchange.support.ExchangeHandlerAdapter in project dubbo by alibaba.

the class DubboTelnetDecodeTest method testTelnetDubboDecoded.

/**
 * telnet and dubbo request
 *
 * <p>
 * First ByteBuf:
 * +--------------------------------------------------+
 * |               telnet(incomplete)                 |
 * +--------------------------------------------------+
 * <p>
 *
 * Second ByteBuf:
 * +--------------------------++----------------------+
 * |  telnet(the remaining)   ||   dubbo(complete)    |
 * +--------------------------++----------------------+
 *                            ||
 *                        Magic Code
 *
 * @throws InterruptedException
 */
@Test
public void testTelnetDubboDecoded() throws InterruptedException, IOException {
    ByteBuf dubboByteBuf = createDubboByteBuf();
    ByteBuf telnetByteBuf = Unpooled.wrappedBuffer("test\r".getBytes());
    EmbeddedChannel ch = null;
    try {
        Codec2 codec = ExtensionLoader.getExtensionLoader(Codec2.class).getExtension("dubbo");
        URL url = new URL("dubbo", "localhost", 22226);
        NettyCodecAdapter adapter = new NettyCodecAdapter(codec, url, new MockChannelHandler());
        MockHandler mockHandler = new MockHandler((msg) -> {
            if (checkTelnetDecoded(msg)) {
                telnetDubbo.incrementAndGet();
            }
        }, new MultiMessageHandler(new DecodeHandler(new HeaderExchangeHandler(new ExchangeHandlerAdapter() {

            @Override
            public CompletableFuture<Object> reply(ExchangeChannel channel, Object msg) {
                if (checkDubboDecoded(msg)) {
                    telnetDubbo.incrementAndGet();
                }
                return getDefaultFuture();
            }
        }))));
        ch = new LocalEmbeddedChannel();
        ch.pipeline().addLast("decoder", adapter.getDecoder()).addLast("handler", mockHandler);
        ch.writeInbound(telnetByteBuf);
        ch.writeInbound(Unpooled.wrappedBuffer(Unpooled.wrappedBuffer("\n".getBytes()), dubboByteBuf));
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (ch != null) {
            ch.close().await(200, TimeUnit.MILLISECONDS);
        }
    }
    TimeUnit.MILLISECONDS.sleep(100);
    Assertions.assertEquals(2, telnetDubbo.get());
}