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:org.onosproject.store.cluster.messaging.impl.NettyMessagingManager.java

@Override
public void registerHandler(String type, BiConsumer<Endpoint, byte[]> handler, Executor executor) {
    checkPermission(CLUSTER_WRITE);//from   www  .ja v a2s. co  m
    handlers.put(type, message -> executor.execute(() -> handler.accept(message.sender(), message.payload())));
}

From source file:org.onosproject.store.cluster.messaging.impl.NettyMessagingManager.java

@Override
public void registerHandler(String type, BiFunction<Endpoint, byte[], byte[]> handler, Executor executor) {
    checkPermission(CLUSTER_WRITE);/*from   w  ww  .j  a  v a  2s  .com*/
    handlers.put(type, message -> executor.execute(() -> {
        byte[] responsePayload = null;
        Status status = Status.OK;
        try {
            responsePayload = handler.apply(message.sender(), message.payload());
        } catch (Exception e) {
            status = Status.ERROR_HANDLER_EXCEPTION;
        }
        sendReply(message, status, Optional.ofNullable(responsePayload));
    }));
}

From source file:org.springframework.integration.jms.request_reply.RequestReplyScenariosWithTempReplyQueuesTests.java

@Test
public void testConcurrently() throws Exception {
    ActiveMqTestUtils.prepare();/*ww  w. j a v  a  2s.c o  m*/
    ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
            "mult-producer-and-consumers-temp-reply.xml", this.getClass());
    final RequestReplyExchanger gateway = context.getBean(RequestReplyExchanger.class);
    Executor executor = Executors.newFixedThreadPool(10);
    final int testNumbers = 100;
    final CountDownLatch latch = new CountDownLatch(testNumbers);
    final AtomicInteger failures = new AtomicInteger();
    final AtomicInteger timeouts = new AtomicInteger();
    final AtomicInteger missmatches = new AtomicInteger();
    for (int i = 0; i < testNumbers; i++) {
        final int y = i;
        executor.execute(() -> {
            try {

                String reply = (String) gateway.exchange(new GenericMessage<String>(String.valueOf(y)))
                        .getPayload();
                if (!String.valueOf(y).equals(reply)) {
                    missmatches.incrementAndGet();
                }
            } catch (Exception e) {
                if (e instanceof MessageDeliveryException) {
                    timeouts.incrementAndGet();
                } else {
                    failures.incrementAndGet();
                }
            }
            //               if (latch.getCount()%100 == 0){
            //                  long count = testNumbers-latch.getCount();
            //                  if (count > 0){
            //                     print(failures, timeouts, missmatches, testNumbers-latch.getCount());
            //                  }
            //               }
            latch.countDown();
        });
    }
    latch.await();
    print(failures, timeouts, missmatches, testNumbers);
    Thread.sleep(5000);
    assertEquals(0, missmatches.get());
    assertEquals(0, failures.get());
    assertEquals(0, timeouts.get());
    context.close();
}

From source file:org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainerTests.java

protected void setUpMockCancel(Channel channel, final List<Consumer> consumers) throws IOException {
    final Executor exec = Executors.newCachedThreadPool();
    doAnswer(invocation -> {/*from  w  w w  .j  a va 2 s .  co  m*/
        final String consTag = (String) invocation.getArguments()[0];
        exec.execute(() -> consumers.get(Integer.parseInt(consTag)).handleCancelOk(consTag));
        return null;
    }).when(channel).basicCancel(anyString());
}

From source file:com.google.android.apps.forscience.whistlepunk.DataControllerImpl.java

private <T> void background(Executor dataThread, final MaybeConsumer<T> onSuccess, final Callable<T> job) {
    dataThread.execute(new Runnable() {
        @Override/*from   www  . j a  va  2  s  .  c  om*/
        public void run() {
            try {
                final T result = job.call();
                mUiThread.execute(new Runnable() {
                    @Override
                    public void run() {
                        onSuccess.success(result);
                    }
                });
            } catch (final Exception e) {
                mUiThread.execute(new Runnable() {
                    @Override
                    public void run() {
                        onSuccess.fail(e);
                    }
                });
            }
        }
    });
}

From source file:org.nd4j.linalg.ops.OpExecutionerTests.java

@Test
@Ignore/*from  www .j  a  va  2 s .c o m*/
public void testDistance() throws Exception {
    INDArray matrix = Nd4j.rand(new int[] { 400, 10 });
    INDArray rowVector = matrix.getRow(70);
    INDArray resultArr = Nd4j.zeros(400, 1);
    Executor executor = Executors.newSingleThreadExecutor();
    executor.execute(new Runnable() {
        @Override
        public void run() {
            Nd4j.getExecutioner().exec(new EuclideanDistance(matrix, rowVector, resultArr, matrix.lengthLong()),
                    -1);
            System.out.println("Ran!");
        }
    });

    Thread.sleep(600000);

}

From source file:org.esigate.extension.parallelesi.IncludeElement.java

@Override
public void onTagEnd(String tag, FutureParserContext ctx) throws IOException, HttpErrorPage {
    write = true;/*w w  w  .  j a  v  a  2 s. c om*/
    String src = includeTag.getAttribute("src");
    String alt = includeTag.getAttribute("alt");
    boolean ignoreError = "continue".equals(includeTag.getAttribute("onerror"));
    FutureElement current = ctx.getCurrent();
    // write accumulated data into parent
    Executor executor = (Executor) ctx.getData(EsiRenderer.DATA_EXECUTOR);
    Future<CharSequence> result = null;
    IncludeTask task = new IncludeTask(includeTag, src, alt, ctx, current, ignoreError, fragmentReplacements,
            regexpReplacements, executor);
    if (executor == null) {
        // No threads.
        CharSequence content = task.call();
        result = new CharSequenceFuture(content);
    } else {
        // Start processing in a new thread.
        RunnableFuture<CharSequence> r = new FutureTask<CharSequence>(task);
        executor.execute(r);
        result = r;
    }
    ctx.getCurrent().characters(result);
}

From source file:me.calebjones.blogsite.network.PostDownloader.java

public void download(final List<String> postID) {
    final DatabaseManager databaseManager = new DatabaseManager(this);

    try {//from   ww w.j a v a 2 s.co m
        final int num = postID.size() - 1;
        final CountDownLatch latch = new CountDownLatch(num);
        final Executor executor = Executors.newFixedThreadPool(15);

        for (int i = 1; i <= postID.size() - 1; i++) {
            final int count = i;
            final int index = Integer.parseInt(postID.get(i));
            executor.execute(new Runnable() {

                @Override
                public void run() {
                    try {
                        if (index != 404) {
                            String url = String.format(POST_URL, index);
                            Request newReq = new Request.Builder().url(url).build();
                            Response newResp = BlogsiteApplication.getInstance().client.newCall(newReq)
                                    .execute();

                            if (!newResp.isSuccessful() && !(newResp.code() == 404)
                                    && !(newResp.code() == 403)) {
                                Log.e("The Jones Theory", "Error: " + newResp.code() + "URL: " + url);
                                LocalBroadcastManager.getInstance(PostDownloader.this)
                                        .sendBroadcast(new Intent(DOWNLOAD_FAIL));
                                throw new IOException();
                            }

                            if (newResp.code() == 404) {
                                return;
                            }

                            String resp = newResp.body().string();

                            JSONObject jObject = new JSONObject(resp);

                            Posts item1 = new Posts();

                            //If the item is not a post break out of loop and ignore it
                            if (!(jObject.optString("type").equals("post"))) {
                                return;
                            }
                            item1.setTitle(jObject.optString("title"));
                            item1.setContent(jObject.optString("content"));
                            item1.setExcerpt(jObject.optString("excerpt"));
                            item1.setPostID(jObject.optInt("ID"));
                            item1.setURL(jObject.optString("URL"));

                            //Parse the Date!
                            String date = jObject.optString("date");
                            SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
                            Date newDate = format.parse(date);

                            format = new SimpleDateFormat("yyyy-MM-dd");
                            date = format.format(newDate);

                            item1.setDate(date);

                            //Cuts out all the Child nodes and gets only the  tags.
                            JSONObject Tobj = new JSONObject(jObject.optString("tags"));
                            JSONArray Tarray = Tobj.names();
                            String tagsList = null;

                            if (Tarray != null && (Tarray.length() > 0)) {

                                for (int c = 0; c < Tarray.length(); c++) {
                                    if (tagsList != null) {
                                        String thisTag = Tarray.getString(c);
                                        tagsList = tagsList + ", " + thisTag;
                                    } else {
                                        String thisTag = Tarray.getString(c);
                                        tagsList = thisTag;
                                    }
                                }
                                item1.setTags(tagsList);
                            } else {
                                item1.setTags("");
                            }

                            JSONObject Cobj = new JSONObject(jObject.optString("categories"));
                            JSONArray Carray = Cobj.names();
                            String catsList = null;

                            if (Carray != null && (Carray.length() > 0)) {

                                for (int c = 0; c < Carray.length(); c++) {
                                    if (catsList != null) {
                                        String thisCat = Carray.getString(c);
                                        catsList = catsList + ", " + thisCat;
                                    } else {
                                        String thisCat = Carray.getString(c);
                                        catsList = thisCat;
                                    }
                                }
                                item1.setCategories(catsList);
                            } else {
                                item1.setCategories("");
                            }

                            Integer ImageLength = jObject.optString("featured_image").length();
                            if (ImageLength == 0) {
                                item1.setFeaturedImage(null);
                            } else {
                                item1.setFeaturedImage(jObject.optString("featured_image"));
                            }
                            if (item1 != null) {
                                databaseManager.addPost(item1);
                                Log.d("PostDownloader", index + " database...");
                                double progress = ((double) count / num) * 100;
                                setProgress((int) progress, item1.getTitle(), count);

                                Intent intent = new Intent(DOWNLOAD_PROGRESS);
                                intent.putExtra(PROGRESS, progress);
                                intent.putExtra(NUMBER, num);
                                intent.putExtra(TITLE, item1.getTitle());

                                LocalBroadcastManager.getInstance(PostDownloader.this).sendBroadcast(intent);
                            }
                        }
                    } catch (IOException | JSONException | ParseException e) {
                        if (SharedPrefs.getInstance().isFirstDownload()) {
                            SharedPrefs.getInstance().setFirstDownload(false);
                        }
                        SharedPrefs.getInstance().setDownloading(false);
                        e.printStackTrace();
                    } finally {
                        latch.countDown();
                    }
                }
            });
        }
        try {
            latch.await();
        } catch (InterruptedException e) {
            if (SharedPrefs.getInstance().isFirstDownload()) {
                SharedPrefs.getInstance().setFirstDownload(false);
            }
            SharedPrefs.getInstance().setDownloading(false);
            LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(DOWNLOAD_FAIL));
            mBuilder.setContentText("Download failed.").setSmallIcon(R.drawable.ic_action_file_download)
                    .setAutoCancel(true).setProgress(0, 0, false).setOngoing(false);
            mNotifyManager.notify(NOTIF_ID, mBuilder.build());
            throw new IOException(e);
        }
        if (SharedPrefs.getInstance().isFirstDownload()) {
            SharedPrefs.getInstance().setFirstDownload(false);
        }
        SharedPrefs.getInstance().setDownloading(false);

        Log.d("PostDownloader", "Broadcast Sent!");
        Log.d("The Jones Theory", "download - Downloading = " + SharedPrefs.getInstance().isDownloading());

        Intent mainActIntent = new Intent(this, MainActivity.class);
        PendingIntent clickIntent = PendingIntent.getActivity(this, 57836, mainActIntent,
                PendingIntent.FLAG_UPDATE_CURRENT);

        LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(DOWNLOAD_SUCCESS));
        mBuilder.setContentText("Download complete").setSmallIcon(R.drawable.ic_action_done)
                .setProgress(0, 0, false).setContentIntent(clickIntent).setAutoCancel(true).setOngoing(false);
        mNotifyManager.notify(NOTIF_ID, mBuilder.build());

    } catch (IOException e) {
        if (SharedPrefs.getInstance().isFirstDownload()) {
            SharedPrefs.getInstance().setFirstDownload(false);
        }
        SharedPrefs.getInstance().setLastRedownladTime(System.currentTimeMillis());
        SharedPrefs.getInstance().setDownloading(false);
        e.printStackTrace();
        LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(DOWNLOAD_FAIL));
        mBuilder.setContentText("Download failed.").setProgress(0, 0, false).setAutoCancel(true)
                .setOngoing(false);
        mNotifyManager.notify(NOTIF_ID, mBuilder.build());
    }
}

From source file:me.code4fun.roboq.Request.java

public void execute(Executor executor, final Callback cb) {
    Executor executor1 = selectValue(executor, prepared != null ? prepared.executor : null, null);
    if (executor1 == null)
        throw new NullPointerException("The executor is null");

    executor1.execute(new Runnable() {
        @Override/*from www  . ja v  a  2s.  c o  m*/
        public void run() {
            Response resp;
            Exception error;
            try {
                resp = execute();
                error = null;
            } catch (Exception e) {
                resp = null;
                error = e;
            }
            if (cb != null)
                cb.onResponse(Request.this, resp, error);
        }
    });
}

From source file:de.taimos.httputils.HTTPRequest.java

private void executeAsync(final Executor executor, final HttpUriRequest req, final HTTPResponseCallback cb) {
    final Runnable execute = new Runnable() {

        @Override//from w  ww.  j ava 2  s  .c  o  m
        public void run() {
            final HttpResponse res;
            try {
                res = HTTPRequest.this.execute(req);

            } catch (final Exception e) {
                cb.fail(e);
                return;
            }
            cb.response(res);
        }
    };
    executor.execute(execute);
}