Example usage for java.lang InterruptedException InterruptedException

List of usage examples for java.lang InterruptedException InterruptedException

Introduction

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

Prototype

public InterruptedException() 

Source Link

Document

Constructs an InterruptedException with no detail message.

Usage

From source file:com.yahoo.ads.pb.kafka.KafkaSimpleConsumer.java

private PartitionMetadata findLeader() throws InterruptedException {
    List<String> topics = new ArrayList<String>();
    topics.add(topic);//from   w ww  .j  a  va  2s. c  om

    for (KafkaBroker broker : replicaBrokers) {
        SimpleConsumer consumer = null;
        try {
            logger.debug("findLeader, try broker {}:{}", broker.host, broker.port);
            consumer = new SimpleConsumer(broker.host, broker.port, conf.getInt("Pistachio.Kafka.soTimeout"),
                    conf.getInt("Pistachio.Kafka.bufferSize"), clientId + "leaderLookup");
            TopicMetadataResponse resp = consumer.send(new TopicMetadataRequest(topics));

            // just one topic inside the topics
            List<TopicMetadata> metaData = resp.topicsMetadata();
            for (TopicMetadata item : metaData) {
                for (PartitionMetadata part : item.partitionsMetadata()) {
                    if (part.partitionId() == partitionId) {
                        replicaBrokers.clear();
                        for (Broker replica : part.replicas()) {
                            replicaBrokers.add(new KafkaBroker(replica.host(), replica.port()));
                        }
                        return part;
                    }
                }
            }
        } catch (Exception e) {
            // e could be an instance of ClosedByInterruptException as SimpleConsumer.send uses nio
            if (Thread.interrupted()) {
                logger.info("catch exception of {} with interrupted in find leader for {} - {}",
                        e.getClass().getName(), topic, partitionId);

                throw new InterruptedException();
            }
            logger.warn("error communicating with Broker {} to find leader for {} - {}", broker, topic,
                    partitionId, e);
        } finally {
            if (consumer != null) {
                try {
                    consumer.close();
                } catch (Exception e) {
                }
            }
        }
    }

    return null;
}

From source file:org.rhq.modules.plugins.wildfly10.BaseServerComponent.java

protected boolean waitUntilDown() throws InterruptedException {
    boolean notAnswering = false;
    while (!notAnswering) {
        Operation op = new ReadAttribute(new Address(), "release-version");

        try {//from   w  w w.jav a  2  s .  c  o m
            Result res = getASConnection().execute(op);
            if (!res.isSuccess()) { // If op succeeds, server is not down
                notAnswering = true;
            }
        } catch (Exception e) {
            notAnswering = true;
        }

        if (!notAnswering) {
            if (context.getComponentInvocationContext().isInterrupted()) {
                // Operation canceled or timed out
                throw new InterruptedException();
            }
            Thread.sleep(SECONDS.toMillis(1));
        }
    }

    // BZ 893802: wait until server (the process) is really down
    HostConfiguration hostConfig = getHostConfig();
    // commandLine instance is not important for determining whether the HostPort is local or not
    AS7CommandLine commandLine = new AS7CommandLine(
            new String[] { "java", "foo.Main", "org.jboss.as.host-controller" });
    HostPort hostPort = hostConfig.getDomainControllerHostPort(commandLine);

    if (hostPort.isLocal) {
        // lets be paranoid here
        for (ProcessInfo processInfo = context.getNativeProcess();; processInfo = context.getNativeProcess()) {
            if (processInfo == null) {
                // Process not found, so it died, that's fine
                break;
            }
            if (!processInfo.priorSnaphot().isRunning()) {
                // Process info says process is no longer running, that's fine
                break;
            }
            if (context.getComponentInvocationContext().isInterrupted()) {
                // Operation canceled or timed out
                throw new InterruptedException();
            }
            // Process is still running, wait a second and check again
            Thread.sleep(SECONDS.toMillis(1));
        }
    }
    return true;
}

From source file:eu.stratosphere.nephele.execution.RuntimeEnvironment.java

/**
 * Blocks until all input channels are closed.
 *
 * @throws IOException          thrown if an error occurred while closing the input channels
 * @throws InterruptedException thrown if the thread waiting for the channels to be closed is interrupted
 *//*from w  ww  . j  a v  a 2 s . co  m*/
private void waitForInputChannelsToBeClosed() throws IOException, InterruptedException {
    // Wait for disconnection of all output gates
    while (true) {

        // Make sure, we leave this method with an InterruptedException when the task has been canceled
        if (this.executionObserver.isCanceled()) {
            throw new InterruptedException();
        }

        boolean allClosed = true;
        for (int i = 0; i < getNumberOfInputGates(); i++) {
            final InputGate<? extends IOReadableWritable> eig = this.inputGates.get(i);
            if (!eig.isClosed()) {
                allClosed = false;
            }
        }

        if (allClosed) {
            break;
        } else {
            Thread.sleep(SLEEPINTERVAL);
        }
    }
}

From source file:org.apache.flink.runtime.execution.RuntimeEnvironment.java

/**
 * Blocks until all input channels are closed.
 *
 * @throws IOException          thrown if an error occurred while closing the input channels
 * @throws InterruptedException thrown if the thread waiting for the channels to be closed is interrupted
 *///from  ww w.j ava 2  s.c  om
private void waitForInputChannelsToBeClosed() throws IOException, InterruptedException {
    // Wait for disconnection of all output gates
    while (!canceled) {

        // Make sure, we leave this method with an InterruptedException when the task has been canceled
        if (this.executionObserver.isCanceled()) {
            throw new InterruptedException();
        }

        boolean allClosed = true;
        for (int i = 0; i < getNumberOfInputGates(); i++) {
            final InputGate<? extends IOReadableWritable> eig = this.inputGates.get(i);
            if (!eig.isClosed()) {
                allClosed = false;
            }
        }

        if (allClosed) {
            break;
        } else {
            Thread.sleep(SLEEPINTERVAL);
        }
    }
}

From source file:org.apache.tinkerpop.gremlin.server.op.AbstractEvalOpProcessor.java

/**
 * Called by {@link #evalOpInternal} when iterating a result set. Implementers should respect the
 * {@link Settings#serializedResponseTimeout} configuration and break the serialization process if
 * it begins to take too long to do so, throwing a {@link java.util.concurrent.TimeoutException} in such
 * cases.//from   ww  w  . ja  v  a 2  s  . c o m
 *
 * @param context The Gremlin Server {@link Context} object containing settings, request message, etc.
 * @param itty The result to iterator
 * @throws TimeoutException if the time taken to serialize the entire result set exceeds the allowable time.
 */
protected void handleIterator(final Context context, final Iterator itty)
        throws TimeoutException, InterruptedException {
    final ChannelHandlerContext ctx = context.getChannelHandlerContext();
    final RequestMessage msg = context.getRequestMessage();
    final Settings settings = context.getSettings();
    final MessageSerializer serializer = ctx.channel().attr(StateKey.SERIALIZER).get();
    final boolean useBinary = ctx.channel().attr(StateKey.USE_BINARY).get();
    boolean warnOnce = false;

    // sessionless requests are always transaction managed, but in-session requests are configurable.
    final boolean managedTransactionsForRequest = manageTransactions ? true
            : (Boolean) msg.getArgs().getOrDefault(Tokens.ARGS_MANAGE_TRANSACTION, false);

    // we have an empty iterator - happens on stuff like: g.V().iterate()
    if (!itty.hasNext()) {
        // as there is nothing left to iterate if we are transaction managed then we should execute a
        // commit here before we send back a NO_CONTENT which implies success
        if (managedTransactionsForRequest)
            attemptCommit(msg, context.getGraphManager(), settings.strictTransactionManagement);
        ctx.writeAndFlush(ResponseMessage.build(msg).code(ResponseStatusCode.NO_CONTENT).create());
        return;
    }

    // timer for the total serialization time
    final StopWatch stopWatch = new StopWatch();
    stopWatch.start();

    // the batch size can be overridden by the request
    final int resultIterationBatchSize = (Integer) msg.optionalArgs(Tokens.ARGS_BATCH_SIZE)
            .orElse(settings.resultIterationBatchSize);
    List<Object> aggregate = new ArrayList<>(resultIterationBatchSize);

    // use an external control to manage the loop as opposed to just checking hasNext() in the while.  this
    // prevent situations where auto transactions create a new transaction after calls to commit() withing
    // the loop on calls to hasNext().
    boolean hasMore = itty.hasNext();

    while (hasMore) {
        if (Thread.interrupted())
            throw new InterruptedException();

        // have to check the aggregate size because it is possible that the channel is not writeable (below)
        // so iterating next() if the message is not written and flushed would bump the aggregate size beyond
        // the expected resultIterationBatchSize.  Total serialization time for the response remains in
        // effect so if the client is "slow" it may simply timeout.
        if (aggregate.size() < resultIterationBatchSize)
            aggregate.add(itty.next());

        // send back a page of results if batch size is met or if it's the end of the results being iterated.
        // also check writeability of the channel to prevent OOME for slow clients.
        if (ctx.channel().isWritable()) {
            if (aggregate.size() == resultIterationBatchSize || !itty.hasNext()) {
                final ResponseStatusCode code = itty.hasNext() ? ResponseStatusCode.PARTIAL_CONTENT
                        : ResponseStatusCode.SUCCESS;

                // serialize here because in sessionless requests the serialization must occur in the same
                // thread as the eval.  as eval occurs in the GremlinExecutor there's no way to get back to the
                // thread that processed the eval of the script so, we have to push serialization down into that
                Frame frame;
                try {
                    frame = makeFrame(ctx, msg, serializer, useBinary, aggregate, code);
                } catch (Exception ex) {
                    // exception is handled in makeFrame() - serialization error gets written back to driver
                    // at that point
                    if (manageTransactions)
                        attemptRollback(msg, context.getGraphManager(), settings.strictTransactionManagement);
                    break;
                }

                // only need to reset the aggregation list if there's more stuff to write
                if (itty.hasNext())
                    aggregate = new ArrayList<>(resultIterationBatchSize);
                else {
                    // iteration and serialization are both complete which means this finished successfully. note that
                    // errors internal to script eval or timeout will rollback given GremlinServer's global configurations.
                    // local errors will get rolledback below because the exceptions aren't thrown in those cases to be
                    // caught by the GremlinExecutor for global rollback logic. this only needs to be committed if
                    // there are no more items to iterate and serialization is complete
                    if (managedTransactionsForRequest)
                        attemptCommit(msg, context.getGraphManager(), settings.strictTransactionManagement);

                    // exit the result iteration loop as there are no more results left.  using this external control
                    // because of the above commit.  some graphs may open a new transaction on the call to
                    // hasNext()
                    hasMore = false;
                }

                // the flush is called after the commit has potentially occurred.  in this way, if a commit was
                // required then it will be 100% complete before the client receives it. the "frame" at this point
                // should have completely detached objects from the transaction (i.e. serialization has occurred)
                // so a new one should not be opened on the flush down the netty pipeline
                ctx.writeAndFlush(frame);
            }
        } else {
            // don't keep triggering this warning over and over again for the same request
            if (!warnOnce) {
                logger.warn(
                        "Pausing response writing as writeBufferHighWaterMark exceeded on {} - writing will continue once client has caught up",
                        msg);
                warnOnce = true;
            }

            // since the client is lagging we can hold here for a period of time for the client to catch up.
            // this isn't blocking the IO thread - just a worker.
            TimeUnit.MILLISECONDS.sleep(10);
        }

        stopWatch.split();
        if (stopWatch.getSplitTime() > settings.serializedResponseTimeout) {
            final String timeoutMsg = String.format(
                    "Serialization of the entire response exceeded the 'serializeResponseTimeout' setting %s",
                    warnOnce ? "[Gremlin Server paused writes to client as messages were not being consumed quickly enough]"
                            : "");
            throw new TimeoutException(timeoutMsg.trim());
        }

        stopWatch.unsplit();
    }

    stopWatch.stop();
}

From source file:com.zia.freshdocs.widget.adapter.CMISAdapter.java

/**
 * Download the content for the given NodeRef
 * /*from w w w . j  av  a  2s  . c  om*/
 * @param ref
 * @param handler
 */
protected void downloadContent(final NodeRef ref, final Handler handler) {
    startProgressDlg(false);
    mProgressDlg.setMax(Long.valueOf(ref.getContentLength()).intValue());

    mDlThread = new ChildDownloadThread(handler, new Downloadable() {
        public Object execute() {
            File f = null;

            try {
                CMISApplication app = (CMISApplication) getContext().getApplicationContext();
                URL url = new URL(ref.getContent());
                String name = ref.getName();
                long fileSize = ref.getContentLength();
                f = app.getFile(name, fileSize);

                if (f != null && f.length() != fileSize) {
                    Thread.currentThread().setPriority(Thread.MIN_PRIORITY);

                    FileOutputStream fos = new FileOutputStream(f);
                    InputStream is = mCmis.get(url.getPath());

                    byte[] buffer = new byte[BUF_SIZE];
                    int len = is.read(buffer);
                    int total = len;
                    Message msg = null;
                    Bundle b = null;

                    while (len != -1) {
                        msg = handler.obtainMessage();
                        b = new Bundle();
                        b.putInt("progress", total);
                        msg.setData(b);
                        handler.sendMessage(msg);

                        fos.write(buffer, 0, len);
                        len = is.read(buffer);
                        total += len;

                        if (Thread.interrupted()) {
                            fos.close();
                            f = null;
                            throw new InterruptedException();
                        }
                    }

                    fos.flush();
                    fos.close();
                }
            } catch (Exception e) {
                Log.e(CMISAdapter.class.getSimpleName(), "", e);
            }

            return f;
        }
    });
    mDlThread.start();
}

From source file:com.chinamobile.bcbsp.bspstaff.BSPStaff.java

/** just for test */
public void loadData(BSPJob job) throws ClassNotFoundException, IOException, InterruptedException {
    int i = 0;//from   w ww.  j  ava  2s.com
    this.partitioner = (Partitioner<Text>) ReflectionUtils.newInstance(
            job.getConf().getClass(Constants.USER_BC_BSP_JOB_PARTITIONER_CLASS, HashPartitioner.class),
            job.getConf());
    if (i == 1) {
        throw new ClassNotFoundException();
    } else if (i == 2) {
        throw new IOException();
    } else if (i == 3) {
        throw new InterruptedException();
    }
}

From source file:gda.data.scan.datawriter.NexusDataWriter.java

private void checkForThreadInterrupt() throws InterruptedException {
    if (Thread.interrupted()) {
        Thread.currentThread().interrupt();
        throw new InterruptedException();
    }/*from  w  w  w  .j a v a 2 s  . co m*/
}

From source file:fr.msch.wissl.server.Library.java

private void listFiles(File dir, Queue<File> acc) throws IOException, InterruptedException {
    if (stop)//from   w  w w  .  ja v  a 2  s.  c  o  m
        throw new InterruptedException();

    if (!dir.isDirectory()) {
        throw new IOException(dir.getAbsolutePath() + " is not a directory");
    }

    File[] children = dir.listFiles(new FileFilter() {
        @Override
        public boolean accept(File pathname) {
            if (pathname.getAbsolutePath().length() > 254) {
                return false;
            }

            String name = pathname.getName().toLowerCase();
            for (String format : Config.getMusicFormats()) {
                if (name.endsWith(format)) {
                    return true;
                }
            }
            if (pathname.isDirectory()) {
                return true;
            }
            return false;
        }
    });

    for (File child : children) {
        if (child.isDirectory()) {
            listFiles(child, acc);
        } else {
            acc.add(child);
            songsTodo++;
        }
    }
}