Examples with DispatchQueue org.fusesource.hawtdispatch.DispatchQueue used on opensource projects

Example 1 with DispatchQueue

use of org.fusesource.hawtdispatch.DispatchQueue in project fabric8 by jboss-fuse.

the class InvocationTest method testUnderLoadAsyncProto.

@Test(timeout = 30 * 1000)
public void testUnderLoadAsyncProto() throws Exception {
    HashMap<String, SerializationStrategy> map = new HashMap<String, SerializationStrategy>();
    map.put("protobuf", new ProtobufSerializationStrategy());
    DispatchQueue queue = Dispatch.createQueue();
    ServerInvokerImpl server = new ServerInvokerImpl("tcp://localhost:0", queue, map);
    server.start();
    ClientInvokerImpl client = new ClientInvokerImpl(queue, map);
    client.start();
    try {
        final HelloImpl helloImpl = new HelloImpl();
        server.registerService("service-id", new ServerInvoker.ServiceFactory() {

            public Object get() {
                return helloImpl;
            }

            public void unget() {
            }
        }, HelloImpl.class.getClassLoader());
        InvocationHandler handler = client.getProxy(server.getConnectAddress(), "service-id", HelloImpl.class.getClassLoader());
        final Hello hello = (Hello) Proxy.newProxyInstance(HelloImpl.class.getClassLoader(), new Class[] { Hello.class }, handler);
        final AtomicInteger requests = new AtomicInteger(0);
        final AtomicInteger failures = new AtomicInteger(0);
        final long[] latencies = new long[BENCHMARK_CLIENTS * BENCHMARK_INVOCATIONS_PER_CLIENT];
        final long start = System.nanoTime();
        AsyncClient[] threads = new AsyncClient[BENCHMARK_CLIENTS];
        for (int t = 0; t < BENCHMARK_CLIENTS; t++) {
            threads[t] = new AsyncClient(t, BENCHMARK_INVOCATIONS_PER_CLIENT, hello, failures, requests, latencies);
            threads[t].start();
        }
        for (int t = 0; t < BENCHMARK_CLIENTS; t++) {
            threads[t].join();
        }
        final long end = System.nanoTime();
        long latency_sum = 0;
        for (int t = 0; t < latencies.length; t++) {
            if (latencies[t] != -1) {
                latency_sum += latencies[t];
            }
        }
        double latency_avg = ((latency_sum * 1.0d) / requests.get()) / MILLIS_IN_A_NANO;
        double request_rate = ((requests.get() * 1.0d) / (end - start)) * SECONDS_IN_A_NANO;
        System.err.println(String.format("Requests/Second: %,.2f", request_rate));
        System.err.println(String.format("Average request latency: %,.2f ms", latency_avg));
        System.err.println("Error Ratio: " + failures.get() + " / " + requests.get());
    } finally {
        server.stop();
        client.stop();
    }
}

Example 2 with DispatchQueue

use of org.fusesource.hawtdispatch.DispatchQueue in project fabric8 by jboss-fuse.

the class InvocationTest method testOverflow.

@Test(timeout = 30 * 1000)
public void testOverflow() throws Exception {
    DispatchQueue queue = Dispatch.createQueue();
    HashMap<String, SerializationStrategy> map = new HashMap<String, SerializationStrategy>();
    map.put("protobuf", new ProtobufSerializationStrategy());
    ServerInvokerImpl server = new ServerInvokerImpl("tcp://localhost:0", queue, map);
    server.start();
    ClientInvokerImpl client = new ClientInvokerImpl(queue, map);
    client.start();
    try {
        server.registerService("service-id", new ServerInvoker.ServiceFactory() {

            public Object get() {
                return new HelloImpl();
            }

            public void unget() {
            }
        }, HelloImpl.class.getClassLoader());
        InvocationHandler handler = client.getProxy(server.getConnectAddress(), "service-id", HelloImpl.class.getClassLoader());
        final Hello hello = (Hello) Proxy.newProxyInstance(HelloImpl.class.getClassLoader(), new Class[] { Hello.class }, handler);
        final AtomicInteger requests = new AtomicInteger(0);
        final AtomicInteger responses = new AtomicInteger(0);
        final AtomicInteger failures = new AtomicInteger(0);
        char[] chars = new char[65 * 1024];
        final String payload = new String(chars);
        Thread[] threads = new Thread[BENCHMARK_CLIENTS];
        for (int t = 0; t < BENCHMARK_CLIENTS; t++) {
            threads[t] = new Thread() {

                public void run() {
                    try {
                        requests.incrementAndGet();
                        hello.hello(payload);
                        responses.incrementAndGet();
                    } catch (Throwable t) {
                        failures.incrementAndGet();
                    }
                }
            };
            threads[t].start();
        }
        for (int t = 0; t < BENCHMARK_CLIENTS; t++) {
            threads[t].join(10000);
            System.err.format("REQUEST: %d of %d%n", requests.get(), BENCHMARK_CLIENTS);
            System.err.format("RESPONSES: %d of %d%n", responses.get(), BENCHMARK_CLIENTS);
            assertEquals(threads[t].isAlive(), false);
        }
        assertEquals(BENCHMARK_CLIENTS, requests.get());
        assertEquals(BENCHMARK_CLIENTS, responses.get());
        assertEquals(0, failures.get());
    } finally {
        server.stop();
        client.stop();
    }
}

Example 3 with DispatchQueue

use of org.fusesource.hawtdispatch.DispatchQueue in project fabric8 by jboss-fuse.

the class InvocationTest method testOverflowAsync.

@Test(timeout = 30 * 1000)
public void testOverflowAsync() throws Exception {
    DispatchQueue queue = Dispatch.createQueue();
    HashMap<String, SerializationStrategy> map = new HashMap<String, SerializationStrategy>();
    map.put("protobuf", new ProtobufSerializationStrategy());
    ServerInvokerImpl server = new ServerInvokerImpl("tcp://localhost:0", queue, map);
    server.start();
    ClientInvokerImpl client = new ClientInvokerImpl(queue, map);
    client.start();
    try {
        server.registerService("service-id", new ServerInvoker.ServiceFactory() {

            public Object get() {
                return new HelloImpl();
            }

            public void unget() {
            }
        }, HelloImpl.class.getClassLoader());
        InvocationHandler handler = client.getProxy(server.getConnectAddress(), "service-id", HelloImpl.class.getClassLoader());
        Hello hello = (Hello) Proxy.newProxyInstance(HelloImpl.class.getClassLoader(), new Class[] { Hello.class }, handler);
        char[] chars = new char[65 * 1024];
        String payload = new String(chars);
        final List<AsyncCallbackFuture<String>> futures = new ArrayList<AsyncCallbackFuture<String>>();
        for (int i = 0; i < 100; i++) {
            AsyncCallbackFuture<String> future = new AsyncCallbackFuture<String>();
            hello.hello(payload, future);
            futures.add(future);
        }
        for (Future<String> f : futures) {
            f.get(3, TimeUnit.SECONDS);
        }
    // future2.get(2, TimeUnit.SECONDS);
    // assertEquals("Hello Hiram!", future1.get(2, TimeUnit.SECONDS));
    // assertEquals("Hello Hiram!", hello.protobuf(stringValue(payload)).getValue());
    } finally {
        server.stop();
        client.stop();
    }
}

Example 4 with DispatchQueue

use of org.fusesource.hawtdispatch.DispatchQueue in project fabric8 by jboss-fuse.

the class InvocationTest method testInvoke.

@Test(timeout = 30 * 1000)
public void testInvoke() throws Exception {
    DispatchQueue queue = Dispatch.createQueue();
    HashMap<String, SerializationStrategy> map = new HashMap<String, SerializationStrategy>();
    map.put("protobuf", new ProtobufSerializationStrategy());
    ServerInvokerImpl server = new ServerInvokerImpl("tcp://localhost:0", queue, map);
    server.start();
    ClientInvokerImpl client = new ClientInvokerImpl(queue, map);
    client.start();
    try {
        server.registerService("service-id", new ServerInvoker.ServiceFactory() {

            public Object get() {
                return new HelloImpl();
            }

            public void unget() {
            }
        }, HelloImpl.class.getClassLoader());
        InvocationHandler handler = client.getProxy(server.getConnectAddress(), "service-id", HelloImpl.class.getClassLoader());
        Hello hello = (Hello) Proxy.newProxyInstance(HelloImpl.class.getClassLoader(), new Class[] { Hello.class }, handler);
        assertEquals("Hello Fabric!", hello.hello("Fabric"));
        assertEquals("Hello World!", hello.helloworld());
        // Verification the we can pick the right overloaded method even if using a mixure
        // of primitives / objects and array dimensions.
        assertEquals('a', hello.mix(0));
        assertEquals('b', hello.mix(new int[] { 0 }));
        assertEquals('c', hello.mix(new Integer(0)));
        assertEquals('d', hello.mix(new Integer[] { new Integer(0) }));
        assertEquals('e', hello.mix(new int[0][0]));
        assertEquals('f', hello.mix(new Integer[0][0]));
        AsyncCallbackFuture<String> future1 = new AsyncCallbackFuture<String>();
        hello.hello("Hiram", future1);
        assertEquals("Hello Hiram!", future1.get(2, TimeUnit.SECONDS));
        assertEquals("Hello Hiram!", hello.protobuf(stringValue("Hiram")).getValue());
        AsyncCallbackFuture<StringValue.Getter> future2 = new AsyncCallbackFuture<StringValue.Getter>();
        hello.protobuf(stringValue("Hiram Async"), future2);
        assertEquals("Hello Hiram Async!", future2.get(2, TimeUnit.SECONDS).getValue());
    } finally {
        server.stop();
        client.stop();
    }
}

Example 5 with DispatchQueue

use of org.fusesource.hawtdispatch.DispatchQueue in project fabric8 by jboss-fuse.

the class InvocationTest method testUnderLoadSyncObject.

@Test(timeout = 30 * 1000)
public void testUnderLoadSyncObject() throws Exception {
    HashMap<String, SerializationStrategy> map = new HashMap<String, SerializationStrategy>();
    DispatchQueue queue = Dispatch.createQueue();
    ServerInvokerImpl server = new ServerInvokerImpl("tcp://localhost:0", queue, map);
    server.start();
    ClientInvokerImpl client = new ClientInvokerImpl(queue, map);
    client.start();
    try {
        final HelloImpl helloImpl = new HelloImpl();
        server.registerService("service-id", new ServerInvoker.ServiceFactory() {

            public Object get() {
                return helloImpl;
            }

            public void unget() {
            }
        }, HelloImpl.class.getClassLoader());
        InvocationHandler handler = client.getProxy(server.getConnectAddress(), "service-id", HelloImpl.class.getClassLoader());
        final Hello hello = (Hello) Proxy.newProxyInstance(HelloImpl.class.getClassLoader(), new Class[] { Hello.class }, handler);
        assertEquals("Hello World!", hello.helloworld());
        final AtomicInteger requests = new AtomicInteger(0);
        final AtomicInteger failures = new AtomicInteger(0);
        final long[] latencies = new long[BENCHMARK_CLIENTS * BENCHMARK_INVOCATIONS_PER_CLIENT];
        final long start = System.nanoTime();
        Thread[] threads = new Thread[BENCHMARK_CLIENTS];
        for (int t = 0; t < BENCHMARK_CLIENTS; t++) {
            final int thread_idx = t;
            threads[t] = new Thread() {

                public void run() {
                    for (int i = 0; i < BENCHMARK_INVOCATIONS_PER_CLIENT; i++) {
                        try {
                            requests.incrementAndGet();
                            String response;
                            final long start = System.nanoTime();
                            response = hello.hello("Fabric");
                            final long end = System.nanoTime();
                            latencies[(thread_idx * BENCHMARK_INVOCATIONS_PER_CLIENT) + i] = end - start;
                            assertEquals("Hello Fabric!", response);
                        } catch (Throwable t) {
                            latencies[(thread_idx * BENCHMARK_INVOCATIONS_PER_CLIENT) + i] = -1;
                            failures.incrementAndGet();
                            if (t instanceof UndeclaredThrowableException) {
                                t = ((UndeclaredThrowableException) t).getUndeclaredThrowable();
                            }
                            System.err.println("Error: " + t.getClass().getName() + (t.getMessage() != null ? " (" + t.getMessage() + ")" : ""));
                        }
                    }
                }
            };
            threads[t].start();
        }
        for (int t = 0; t < BENCHMARK_CLIENTS; t++) {
            threads[t].join();
        }
        final long end = System.nanoTime();
        long latency_sum = 0;
        for (int t = 0; t < latencies.length; t++) {
            if (latencies[t] != -1) {
                latency_sum += latencies[t];
            }
        }
        double latency_avg = ((latency_sum * 1.0d) / requests.get()) / MILLIS_IN_A_NANO;
        double request_rate = ((requests.get() * 1.0d) / (end - start)) * SECONDS_IN_A_NANO;
        System.err.println(String.format("Requests/Second: %,.2f", request_rate));
        System.err.println(String.format("Average request latency: %,.2f ms", latency_avg));
        System.err.println("Error Ratio: " + failures.get() + " / " + requests.get());
    } finally {
        server.stop();
        client.stop();
    }
}