Example usage for java.lang Thread interrupted

Introduction

In this page you can find the example usage for java.lang Thread interrupted.

Prototype

public static boolean interrupted() 

Source Link

Document

Tests whether the current thread has been interrupted.

Usage

From source file:org.apache.hama.monitor.Federator.java

@Override
public void run() {
    try {// w ww  . ja v  a  2  s  .  c  o  m
        while (!Thread.interrupted()) {
            Act act = commands.take();
            act.handler().handle(workers.submit(new ServiceWorker(act.collector())));
        }
    } catch (InterruptedException ie) {
        LOG.error(ie);
        Thread.currentThread().interrupt();
    }
}

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From source file:org.apache.tomee.embedded.TomEEEmbeddedApplicationRunner.java

public static void run(final Object app, final String... args) {
    final TomEEEmbeddedApplicationRunner runner = new TomEEEmbeddedApplicationRunner();
    runner.start(app, args);//from w  w  w.  j a  v  a 2 s.  co  m
    try {
        new CountDownLatch(1).await();
    } catch (final InterruptedException e) {
        Thread.interrupted();
        runner.close();
    }
}

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From source file:com.sinosoft.one.mvc.web.instruction.ViewInstruction.java

@Override
public void doRender(Invocation inv) throws Exception {
    String name = resolvePlaceHolder(this.name, inv);
    ViewDispatcher viewResolver = getViewDispatcher(inv);
    String viewPath = getViewPath((InvocationBean) inv, name);
    if (viewPath != null) {
        HttpServletRequest request = inv.getRequest();
        HttpServletResponse response = inv.getResponse();
        ///*from   w w w .  ja  v a  2s.c  o m*/
        View view = viewResolver.resolveViewName(inv, viewPath, request.getLocale());

        if (!Thread.interrupted()) {
            inv.addModel(MVC_INVOCATION, inv);
            if (request.getAttribute(MvcConstants.IS_WINDOW_REQUEST) != null) {
                request.setAttribute(MvcConstants.WINDOW_REQUEST_URI, request.getContextPath() + viewPath);
            }
            view.render(inv.getModel().getAttributes(), request, response);
        } else {
            logger.info("interrupted");
        }
    }
}

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From source file:io.s4.latin.adapter.TwitterFeedListener.java

public void run() {
    long backoffTime = 1000;
    while (!Thread.interrupted()) {

        try {//w  w w.  j  av  a2s  . c  o m
            connectAndRead();
        } catch (Exception e) {
            e.printStackTrace();
            Logger.getLogger("s4").error("Exception reading feed", e);
            try {
                Thread.sleep(backoffTime);
            } catch (InterruptedException ie) {
                Thread.currentThread().interrupt();
            }
            backoffTime = backoffTime * 2;
            if (backoffTime > maxBackoffTime) {
                backoffTime = maxBackoffTime;
            }
        }
    }
}

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From source file:org.callimachusproject.io.CarInputStream.java

private ZipArchiveEntry next() throws IOException {
    if (Thread.interrupted())
        throw new InterruptedIOException();
    entry = zipStream.getNextZipEntry();
    if (entry == null) {
        entryStream = null;/*from   ww w .  j  a  v a 2s .c o m*/
        entryMetaType = null;
        return null;
    }
    final ZipArchiveEntry openEntry = entry;
    entryStream = new LatencyInputStream(new FilterInputStream(zipStream) {
        public void close() throws IOException {
            if (openEntry == entry) {
                entry = null;
                entryStream = null;
                entryMetaType = null;
            }
        }
    }, RDFS_PEEK_SIZE);
    entryType = readEntryType(entry, entryStream);
    entryMetaType = MetaTypeExtraField.parseExtraField(entry);
    if (entryMetaType == null) {
        if (entry.isDirectory()) {
            entryMetaType = MetaTypeExtraField.FOLDER;
        } else if (FILE_NAME.matcher(entry.getName()).find()) {
            entryMetaType = MetaTypeExtraField.FILE;
        } else if (scanForClass(entryStream, entryType)) {
            entryMetaType = MetaTypeExtraField.RDFS;
        } else {
            entryMetaType = MetaTypeExtraField.RDF;
        }
    }
    return entry;
}

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From source file:com.serphacker.serposcope.scraper.google.scraper.GoogleScraper.java

public GoogleScrapResult scrap(GoogleScrapSearch search) throws InterruptedException {
    lastSerpHtml = null;// w  ww .  j a  va 2 s . co m
    captchas = 0;
    List<String> urls = new ArrayList<>();
    prepareHttpClient(search);
    long resultsNumber = 0;

    String referrer = "https://" + buildHost(search) + "/";
    for (int page = 0; page < search.getPages(); page++) {

        if (Thread.interrupted()) {
            throw new InterruptedException();
        }

        String url = buildRequestUrl(search, page);

        Status status = null;
        for (int retry = 0; retry < MAX_RETRY; retry++) {

            LOG.debug("GET {} via {} try {}", url,
                    http.getProxy() == null ? new DirectNoProxy() : http.getProxy(), retry + 1);

            status = downloadSerp(url, referrer, search);
            if (status == Status.OK) {
                status = parseSerp(urls);
                if (status == Status.OK) {
                    break;
                }
            }

            if (!isRetryableStatus(status)) {
                break;
            }
        }

        if (status != Status.OK) {
            return new GoogleScrapResult(status, urls, captchas);
        }

        if (page == 0) {
            resultsNumber = parseResultsNumberOnFirstPage();
        }

        if (!hasNextPage()) {
            break;
        }

        long pause = search.getRandomPagePauseMS();
        if (pause > 0) {
            try {
                LOG.trace("sleeping {} milliseconds", pause);
                Thread.sleep(pause);
            } catch (InterruptedException ex) {
                throw ex;
            }
        }
    }
    return new GoogleScrapResult(Status.OK, urls, captchas, resultsNumber);
}

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From source file:com.kurento.kmf.jsonrpcconnector.client.JsonRpcClientHttp.java

private void longPooling() {

    while (true) {

        try {/* w  w  w  . j  a  va 2 s  .  co  m*/
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            log.info("Long polling thread interrupted", e);
        }

        if (Thread.interrupted()) {
            break;
        }

        try {

            JsonElement requestsListJsonObject = this.sendRequest(Request.POLL_METHOD_NAME,
                    rs.getResponseListToSend(), JsonElement.class);

            log.info("Response from pool: {}", requestsListJsonObject);

            Type collectionType = new TypeToken<List<Request<JsonElement>>>() {
            }.getType();

            List<Request<JsonElement>> requestList = JsonUtils.fromJson(requestsListJsonObject, collectionType);

            processServerRequests(requestList);

        } catch (IOException e) {
            // TODO Decide what to do in this case. If the net connection is
            // lost, this will retry indefinitely
            log.error("Exception when waiting for events (long-pooling). Retry");
        }
    }
}

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From source file:at.sti2.sparkwave.ServerSocketThread.java

/**
 * TCP/IP Sparkwave Network Server//  w  ww  .  j  a  va2  s.co  m
 */
public void run() {

    try {

        //Open TCP/IP Server socket
        ServerSocket server = new ServerSocket(configuration.getPort());
        logger.info("Server: " + server);

        while (!Thread.interrupted()) {
            logger.info("Waiting for connection...");
            Socket sock = server.accept();
            logger.info("Connected: " + sock);

            //TODO Not every connection should cause a rebuild of the plugin chain. Should work with arbitrary many connections and failure resistent. re-use plugin threads and parser threads.

            InputStream socketStreamIn = sock.getInputStream();

            // PreProcessing Plugins to be loaded
            if (configuration.getPPPluginsConfig().size() == 2) {

                //TODO support arbitrary many plugins

                // Wiring: socketStreamIn --> (Plugin1) --> PipeOut1 --> PipeIn1
                final PipedOutputStream pipeOut1 = new PipedOutputStream();
                final PipedInputStream pipeIn1 = new PipedInputStream(pipeOut1);

                // Wiring: PipeIn1 --> (Plugin2) --> PipeOut2 --> PipeIn2
                final PipedOutputStream pipeOut2 = new PipedOutputStream();
                final PipedInputStream pipeIn2 = new PipedInputStream(pipeOut2);

                final ByteArrayOutputStream baos = new ByteArrayOutputStream();

                // plugin configuration
                PPPluginConfig pluginConfig1 = configuration.getPPPluginsConfig().get(0);
                PreProcess plugin1 = instantiateAndConfigurePlugin(pluginConfig1, socketStreamIn, pipeOut1);

                PPPluginConfig pluginConfig2 = configuration.getPPPluginsConfig().get(1);
                PreProcess plugin2 = instantiateAndConfigurePlugin(pluginConfig2, pipeIn1, pipeOut2);

                // N3 Parser
                StreamParserThread sparkStreamParserThread = new StreamParserThread(pipeIn2, queues);

                // kick-off pre-process
                sparkwaveParserExecutor.execute(plugin1);
                sparkwaveParserExecutor.execute(plugin2);

                // kick-off parser
                sparkwaveParserExecutor.execute(sparkStreamParserThread);

            } else {

                StreamParserThread sparkStreamParserThread = new StreamParserThread(socketStreamIn, queues);

                // kick-off parser
                sparkwaveParserExecutor.execute(sparkStreamParserThread);

            }

        }

    } catch (Exception e) {
        logger.error(e.getMessage());
    } finally {

    }
}

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From source file:de.elomagic.carafile.client.CaraCloud.java

/**
 * Starts synchronization of the given base path with the registry.
 * <p/>// w w  w . j av a2  s .c  o  m
 * This method will block till call method {@link CaraCloud#stop() }
 *
 * @throws IOException Thrown when an I/O error occurs
 * @throws InterruptedException Thrown when method stop was called or application will terminate
 * @throws GeneralSecurityException
 */
public void start() throws IOException, InterruptedException, GeneralSecurityException {
    if (client == null) {
        throw new IllegalStateException("Attribute \"client\" must be set.");
    }

    if (basePath == null) {
        throw new IllegalStateException("Attribute \"basePath\" must be set.");
    }

    if (!Files.exists(basePath)) {
        throw new IllegalStateException("Path \"" + basePath + "\" must exists.");
    }

    if (!Files.isDirectory(basePath)) {
        throw new IllegalStateException("Path \"" + basePath + "\" must be a directory/folder.");
    }

    watcher = FileSystems.getDefault().newWatchService();
    registerDefaultWatch(basePath);

    while (!Thread.interrupted()) {
        WatchKey key = watcher.take();
        for (WatchEvent<?> event : key.pollEvents()) {
            if (event.kind() == StandardWatchEventKinds.ENTRY_CREATE) {
                Path path = basePath.resolve(event.context().toString());
                createFile(path);
            } else if (event.kind() == StandardWatchEventKinds.ENTRY_MODIFY) {

            } else if (event.kind() == StandardWatchEventKinds.ENTRY_DELETE) {
                Path path = basePath.resolve(event.context().toString());
                deleteFile(path);
            } else {
                LOG.error("Unsupported kind: " + event.kind() + ", path: " + event.context());
            }
        }

        key.reset();
    }
}

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From source file:com.googlecode.msidor.springframework.integration.system.ShutdownHandler.java

/**
 * Handles application shutdown/*from w  w w  .ja  va 2  s. co  m*/
 */
public void shutdownGently() {

    long startTimestamp = System.currentTimeMillis();

    log.info("Shuting down the application...");

    if (componentsToShutDown != null) {

        Assert.notNull(operationChannel, "Operation channel must be set");

        for (String component : componentsToShutDown) {
            log.info("Sending shutdown command to component: ".concat(component));

            Message<String> operation = MessageBuilder.withPayload("@" + component + ".stop()").build();
            operationChannel.send(operation);

        }
    }

    if (executorsToWatch != null) {
        log.info("Checking if all executor threads have been accomplished...");

        boolean allDone = true;
        do {
            allDone = true;
            for (ThreadPoolTaskExecutor executor : executorsToWatch) {
                allDone = allDone && executor.getActiveCount() == 0;
            }
        } while (!allDone && !Thread.interrupted()
                && ((timeout > 0 && System.currentTimeMillis() - startTimestamp < timeout) || timeout <= 0));

        if (allDone)
            log.info("No more active threads");
        else
            log.warn("Some threads are still working");
    }

    okToShutdown = true;

    if (shutodwnApplication) {
        System.exit(systemExitCode);
    }

}

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