Example usage for java.util.concurrent Executor execute

List of usage examples for java.util.concurrent Executor execute

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Introduction

In this page you can find the example usage for java.util.concurrent Executor execute.

Prototype

void execute(Runnable command);

Source Link

Document

Executes the given command at some time in the future.

Usage

From source file:py.una.pol.karaku.services.client.WSCaller.java

/**
 * Invoca al servicio definido en <code>info</code>, la invocacin se
 * realiza en otro hilo, encapsula todos los
 * {@link WebServiceMessageCallback} definidos en
 * {@link WSSecurityInterceptor#getWebServiceMessageCallback(Info)} para
 * agregar la seguridad.//from  w ww.  ja v a  2  s.  co m
 * <p>
 * Este mtodo es el punto de acceso a todos los servicios de Karaku.
 * </p>
 * 
 * @param request
 *            objeto que ser serializado para realizar la invocacin
 * @param info
 *            informacin acerca del servicio.
 * @param callBack
 *            callBack que ser invocado cuando se reciba la llamada del
 *            servicio.
 */
public <T> void call(final Executor executor, final Object request, final Info info,
        final WSCallBack<T> callBack) {

    if (callBack == null) {
        throw new IllegalArgumentException("CallBack no puede ser nulo");
    }

    executor.execute(new Runnable() {

        @Override
        @SuppressWarnings("unchecked")
        public void run() {

            try {
                log.trace("Calling WebService with uri {}", info.getUrl());
                WebServiceMessageCallback wsmc = interceptor.getWebServiceMessageCallback(info);

                T toRet = (T) template.marshalSendAndReceive(info.getUrl(), request, wsmc);
                log.trace("Web service call ended");
                callBack.onSucess(toRet);
            } catch (Exception e) {
                log.debug("Error in ws", e);
                callBack.onFailure(e);
            }
        }
    });

}

From source file:org.apache.druid.server.initialization.JettyTest.java

@Test
@Ignore // this test will deadlock if it hits an issue, so ignored by default
public void testTimeouts() throws Exception {
    // test for request timeouts properly not locking up all threads
    final Executor executor = Executors.newFixedThreadPool(100);
    final AtomicLong count = new AtomicLong(0);
    final CountDownLatch latch = new CountDownLatch(1000);
    for (int i = 0; i < 10000; i++) {
        executor.execute(new Runnable() {
            @Override//from   ww w  .j  av  a 2s .  c o  m
            public void run() {
                executor.execute(new Runnable() {
                    @Override
                    public void run() {
                        long startTime = System.currentTimeMillis();
                        long startTime2 = 0;
                        try {
                            ListenableFuture<StatusResponseHolder> go = client.go(
                                    new Request(HttpMethod.GET,
                                            new URL("http://localhost:" + port + "/slow/hello")),
                                    new StatusResponseHandler(Charset.defaultCharset()));
                            startTime2 = System.currentTimeMillis();
                            go.get();
                        } catch (Exception e) {
                            e.printStackTrace();
                        } finally {
                            System.out.printf(Locale.ENGLISH,
                                    "Response time client%dtime taken for getting future%dCounter %d%n",
                                    System.currentTimeMillis() - startTime,
                                    System.currentTimeMillis() - startTime2, count.incrementAndGet());
                            latch.countDown();

                        }
                    }
                });
            }
        });
    }

    latch.await();
}

From source file:com.tanmay.blip.networking.XKCDDownloader.java

private void redownloadLastTen() {
    final Gson gson = new Gson();
    final DatabaseManager databaseManager = new DatabaseManager(this);
    try {/*  w  w w. j av  a2 s . c  om*/
        Request todayReq = new Request.Builder().url(LATEST_URL).build();
        Response response = BlipApplication.getInstance().client.newCall(todayReq).execute();
        if (!response.isSuccessful())
            throw new IOException();
        Comic comic = gson.fromJson(response.body().string(), Comic.class);
        final CountDownLatch latch = new CountDownLatch(10);
        final Executor executor = Executors.newFixedThreadPool(5);
        int num = comic.getNum();
        for (int i = num - 9; i <= num; i++) {
            final int index = i;
            executor.execute(new Runnable() {
                @Override
                public void run() {
                    try {
                        String url = String.format(COMICS_URL, index);
                        Request request = new Request.Builder().url(url).build();
                        Response response = BlipApplication.getInstance().client.newCall(request).execute();
                        if (!response.isSuccessful())
                            throw new IOException();
                        String responseBody = response.body().string();
                        Comic comic = null;
                        try {
                            comic = gson.fromJson(responseBody, Comic.class);
                        } catch (JsonSyntaxException e) {
                            Crashlytics.log(1, "XKCDDownloader", e.getMessage() + " POS:" + index);
                        }
                        if (comic != null) {
                            if (databaseManager.comicExists(comic)) {
                                databaseManager.updateComic(comic);
                            } else {
                                databaseManager.addComic(comic);
                            }
                        }
                    } catch (IOException e) {
                        e.printStackTrace();
                        LocalBroadcastManager.getInstance(XKCDDownloader.this)
                                .sendBroadcast(new Intent(DOWNLOAD_FAIL));
                    } finally {
                        latch.countDown();
                    }
                }
            });
        }

        try {
            latch.await();
        } catch (InterruptedException e) {
            LocalBroadcastManager.getInstance(XKCDDownloader.this).sendBroadcast(new Intent(DOWNLOAD_FAIL));
        }

        SharedPrefs.getInstance().setLastRedownladTime(System.currentTimeMillis());
        LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(DOWNLOAD_SUCCESS));

    } catch (IOException e) {
        LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(DOWNLOAD_FAIL));
    }
}

From source file:com.futureplatforms.kirin.extensions.databases.DatabasesBackend.java

protected void executeEndTransaction(DBTransaction tx, Runnable job) {
    Executor executor = tx.mReadOnly ? mReadOnlyExecutor : mWritingExecutor;
    if (executor != null) {
        executor.execute(job);
    } else {//from www.j  a  v a  2s  .  c  om
        job.run();
    }

}

From source file:org.commonjava.indy.subsys.git.GitManagerConcurrentTest.java

@BMRules(rules = {
        @BMRule(name = "init rendezvous", targetClass = "GitManager", targetMethod = "<init>", targetLocation = "ENTRY", action = "createRendezvous($0, 2, true)"),
        @BMRule(name = "getHeadCommit call", targetClass = "GitManager", targetMethod = "getHeadCommit(File)", targetLocation = "ENTRY", action = "debug(\"getHeadCommit() waiting...\"); rendezvous($0); debug(\"getHeadCommit(): thread proceeding.\")"),
        @BMRule(name = "addAndCommitPaths call", targetClass = "GitManager", targetMethod = "addAndCommitPaths(ChangeSummary,Collection)", targetLocation = "ENTRY", action = "debug(\"addAndCommitPaths() waiting...\"); rendezvous($0); debug(\"addAndCommitPaths(): thread proceeding.\")"), })
@Test/* w  w w . j av a2s . co  m*/
public void addToRepoWhileGettingHeadCommit() throws Exception {
    final int threshold = 2;
    final Executor pool = Executors.newFixedThreadPool(threshold);
    CountDownLatch latch = new CountDownLatch(threshold);

    final File f = new File(cloneDir, String.format("test.txt"));
    FileUtils.write(f, "This is a test");

    final String user = "testAddAndCommit";
    git.addFiles(new ChangeSummary(user, "first commit"), f);
    git.commit();

    pool.execute(() -> {
        try {
            git.getHeadCommit(f);
        } catch (Exception e) {
            e.printStackTrace();
            failed = true;
        } finally {
            latch.countDown();
        }
    });

    pool.execute(() -> {
        try {
            FileUtils.write(f, "This is another test");
            git.addFiles(new ChangeSummary(user, "second commit"), f);
            git.commit();
        } catch (Exception e) {
            e.printStackTrace();
            failed = true;
        } finally {
            latch.countDown();
        }
    });

    latch.await();
    if (failed) {
        fail();
    }

}

From source file:com.tinspx.util.concurrent.TimedSemaphoreTest.java

@SuppressWarnings("UnnecessaryUnboxing")
static void runTest(Executor executor, TimedSemaphore ts, Ticker ticker, int threadCount, int acquisitions,
        Acquire acquire, Permits permits) throws InterruptedException {
    checkArgument(threadCount > 0);//from  w  ww  . j a  v  a  2s.  co m

    DelayTest.DelayTestBuilder builder = DelayTest.builder();
    builder.stop(new AtomicBoolean());
    builder.start(new CountDownLatch(threadCount));
    builder.lock(new ReentrantLock());
    builder.acquisitions(acquisitions);
    builder.ticker(ticker).ts(ts);
    builder.acquire(acquire).permits(permits);
    builder.tests(new MutableInt());
    builder.totalThreads(threadCount);
    builder.history(new History(ts));

    DelayTest[] testers = new DelayTest[threadCount];
    for (int i = 0; i < threadCount; i++) {
        testers[i] = builder.thread(i).build();
        executor.execute(testers[i]);
    }
    for (int i = 0; i < threadCount; i++) {
        testers[i].complete.await();
    }
    String errorMsg = null;
    for (int i = 0; i < threadCount; i++) {
        if (testers[i].fail != null) {
            errorMsg = testers[i].fail;
            System.out.println(errorMsg);
            System.out.println();
        }
    }
    if (errorMsg != null) {
        fail(errorMsg);
    }

    assertEquals(threadCount * acquisitions, builder.tests.getValue().intValue());
    if (++testCount % 10 == 0) {
        System.out.printf("%d, Tests: %s\n", testCount, builder.tests);
    }
}

From source file:com.meidusa.amoeba.mysql.net.MysqlClientConnection.java

protected void messageProcess() {

    Executor executor = null;
    if (isAuthenticatedSeted()) {
        executor = ProxyRuntimeContext.getInstance().getRuntimeContext().getClientSideExecutor();
    } else {/*from   w  w  w. j a  v a 2s. co m*/
        executor = ProxyRuntimeContext.getInstance().getRuntimeContext().getServerSideExecutor();
    }

    executor.execute(new Runnable() {
        public void run() {
            try {
                MysqlClientConnection.this.getMessageHandler().handleMessage(MysqlClientConnection.this);
            } finally {
                ThreadLocalMap.reset();
            }
        }
    });
}

From source file:org.jcurl.core.ui.TaskExecutor.java

/**
 * Delegate to the {@link Executor#execute(Runnable)} of the type parameter.
 * /*from   ww w  .j a va 2s.  co  m*/
 * Keeps a {@link Map} class-&gt;instance.
 * 
 * @param msg
 * @param et
 *            executor to delegate to.
 * @throws RejectedExecutionException
 *             {@link Class#newInstance()} of the type parameter failed.
 */
public void execute(final Runnable msg, final Class<? extends Executor> et) {
    log.debug(et);
    Executor ex;
    try {
        synchronized (et) {
            ex = map.get(et);
            if (ex == null)
                map.put(et, ex = et.newInstance());
        }
    } catch (final InstantiationException e) {
        throw new RejectedExecutionException(e);
    } catch (final IllegalAccessException e) {
        throw new RejectedExecutionException(e);
    }
    ex.execute(msg);
}

From source file:com.magnet.mmx.server.plugin.mmxmgmt.apns.APNSConnectionPoolImplTest.java

@Test
public void testPoolWithMultipleThreads() {
    String testAppId = "multithreadTestApp";
    /**/*from   www .  ja v  a2  s.c  o  m*/
     * create 5 threads each sending to 100 devices
     */
    int deviceCount = 100;
    int threadCount = 5;
    Map<String, String> payload = new LinkedHashMap<String, String>(100);
    for (int i = 0; i < deviceCount; i++) {
        payload.put("device:" + (i + 1), "JSON Payload{}:" + (i + 1));
    }
    objectFactory.clearCounter();
    APNSConnectionPoolImpl pool = APNSConnectionPoolImpl.getInstance();
    //initialize the pool with connections for all apps

    //    for (int i = 0; i < appIds.length; i++) {
    //      APNSConnection conn = pool.getConnection(appIds[i], true);
    //      pool.returnConnection(conn);
    //    }

    CountDownLatch countDownLatch = new CountDownLatch(threadCount);
    Executor executor = Executors.newFixedThreadPool(threadCount, new ThreadFactory() {
        private AtomicInteger counter = new AtomicInteger(1);

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setName("TestThread:" + counter.getAndIncrement());
            return t;
        }
    });
    for (int i = 0; i < threadCount; i++) {
        executor.execute(new SimpleAPNSSenderThread(testAppId, true, payload, countDownLatch));
    }
    //wait for the threads to finish
    try {
        countDownLatch.await();
    } catch (InterruptedException e) {
        e.printStackTrace();
        fail(e.getMessage());
    }
    int count = objectFactory.getCreatedCount(new APNSConnectionPoolImpl.APNSConnectionKey(testAppId, true));
    assertEquals("Object got created too many times", MAX_OBJECTS_PER_KEY, count);
}

From source file:fi.jumi.core.testbench.TestBench.java

public void run(SuiteListener suiteListener, Class<?>... testClasses) {
    SingleThreadedActors actors = new SingleThreadedActors(new DynamicEventizerProvider(), actorsFailureHandler,
            actorsMessageListener);/*from w ww. ja  v  a 2  s  .c o  m*/
    ActorThread actorThread = actors.startActorThread();
    Executor testExecutor = actors.getExecutor();

    RunIdSequence runIdSequence = new RunIdSequence();
    ClassLoader classLoader = getClass().getClassLoader();

    ActorRef<TestFileFinderListener> suiteRunner = actorThread.bindActor(TestFileFinderListener.class,
            new SuiteRunner(
                    new DriverFactory(suiteListener, actorThread, outputCapturer, driverFinder, runIdSequence,
                            classLoader),
                    suiteListener, actorThread, testExecutor, new PrintStream(new NullOutputStream())));

    suiteListener.onSuiteStarted();
    testExecutor.execute(new TestFileFinderRunner(new StubTestFileFinder(testClasses), suiteRunner));
    actors.processEventsUntilIdle();
}