Example usage for com.google.common.io Closeables closeQuietly

Introduction

In this page you can find the example usage for com.google.common.io Closeables closeQuietly.

Prototype

public static void closeQuietly(@Nullable Reader reader)

Source Link

Document

Closes the given Reader , logging any IOException that's thrown rather than propagating it.

Usage

From source file:org.apache.sqoop.connector.kite.KiteDatasetExecutor.java

public void closeReader() {
    if (reader != null) {
        Closeables.closeQuietly(reader);
        reader = null;
    }
}

From source file:com.netflix.exhibitor.core.index.LogIndexer.java

public void index() throws Exception {
    if (!logParser.isValid()) {
        return;/* w  w  w. java 2 s .  c  o  m*/
    }

    final AtomicInteger count = new AtomicInteger(0);
    final AtomicLong from = new AtomicLong(Long.MAX_VALUE);
    final AtomicLong to = new AtomicLong(Long.MIN_VALUE);
    try {
        logParser.parse(new LogEntryReceiver() {
            @Override
            public void receiveEntry(TxnHeader header, Record record) throws Exception {
                indexRecord(header, record, count, from, to);
            }
        });

        IndexMetaData metaData = new IndexMetaData(new Date(from.get()), new Date(to.get()), count.get());
        IndexMetaData.write(metaData, IndexMetaData.getMetaDataFile(indexDirectory));
    } finally {
        Closeables.closeQuietly(writer);
        Closeables.closeQuietly(directory);
    }

    if (count.get() == 0) {
        exhibitor.getLog().add(ActivityLog.Type.INFO, sourceName + " has no entries and has not been indexed");
        exhibitor.getIndexCache().delete(indexDirectory);
    }
}

From source file:co.cask.cdap.data2.transaction.stream.CombineStreamConsumer.java

@Override
public void postTxCommit() {
    activeConsumer.postTxCommit();//from   w ww  .java  2  s .  com

    // If the first consumer has empty dequeue result in the poll call,
    // it's ok to switch to second consumer permanently in post commit call.
    if (activeConsumer == firstConsumer && emptyResult) {
        activeConsumer = secondConsumer;
        Closeables.closeQuietly(firstConsumer);
    }
}

From source file:com.eviware.loadui.impl.conversion.ReferenceToFileConverter.java

@Override
public File convert(Reference source) {
    if (source.getId().charAt(0) == ':')
        return new File(source.getId().substring(1));

    File target = getOrCreate(source);
    String hash = source.getId();

    synchronized (target) {
        while (!target.exists() || filesInProgress.contains(hash)) {
            try {
                log.debug("waiting for {}", source.getId());
                target.wait();// w w  w. j a  va 2s .  c om
            } catch (InterruptedException e) {
                log.debug("got waken up, was waiting for {}", source.getId());
            }
        }
        FileInputStream fis = null;
        try {
            fis = new FileInputStream(target);
            String md5Hex = DigestUtils.md5Hex(fis);
            log.debug("target is: {} and is {} bytes with hash " + md5Hex, target, target.length());
        } catch (IOException e) {
            log.error("Exception while verifying hash", e);
            e.printStackTrace();
        } finally {
            Closeables.closeQuietly(fis);
        }
    }

    return target;
}

From source file:org.trancecode.xproc.step.XslFormatterStepProcessor.java

@Override
protected void execute(final StepInput input, final StepOutput output) throws Exception {
    LOG.trace("{@method}");

    final XdmNode source = input.readNode(XProcPorts.SOURCE);

    final URI baseUri = source.getBaseURI();
    final String href = input.getOptionValue(XProcOptions.HREF, null);
    assert href != null;
    final OutputStream resultOutputStream = input.getPipelineContext().getOutputResolver()
            .resolveOutputStream(href, baseUri.toString());
    try {//from w  w w. j ava 2s  .c  o m
        final String contentType = input.getOptionValue(XProcOptions.CONTENT_TYPE, DEFAULT_CONTENT_TYPE);
        final FopFactoryBuilder fopFactoryBuilder = new FopFactoryBuilder(baseUri, new ResourceResolver() {
            @Override
            public Resource getResource(URI uri) throws IOException {
                final URI resolvedUri = Uris.resolve(uri, baseUri);
                final InputStream inputStream = input.getPipelineContext().getInputResolver()
                        .resolveInputStream(resolvedUri);
                return new Resource(inputStream);
            }

            @Override
            public OutputStream getOutputStream(URI uri) throws IOException {
                return null;
            }
        });
        final FopFactory fopFactory = fopFactoryBuilder.build();
        final Fop fop = fopFactory.newFop(contentType, resultOutputStream);
        /*fop.getUserAgent().setURIResolver((href1, base) -> {
        final URI uri = Uris.resolve(href1, base);
        final InputStream inputStream = input.getPipelineContext().getInputResolver()
                .resolveInputStream(href1, base);
        return new StreamSource(inputStream, uri.toString());
        });
        fop.getUserAgent().setBaseURL(source.getBaseURI().toString());*/

        final TransformerFactory factory = TransformerFactory.newInstance();
        final Transformer transformer = factory.newTransformer();

        final SAXResult fopResult = new SAXResult(fop.getDefaultHandler());

        transformer.transform(source.asSource(), fopResult);
    } finally {
        Closeables.closeQuietly(resultOutputStream);
    }

    output.writeNodes(XProcPorts.RESULT,
            input.newResultElement(Uris.resolve(href, baseUri.toString()).toString()));
}

From source file:co.cask.cdap.logging.gateway.handlers.ChunkedLogReaderCallback.java

@Override
public void close() {
    try {/*from   w  w  w.  j  a  v  a  2  s  . co m*/
        // Write the last chunk
        encodeSend(CharBuffer.allocate(0), true);
        // Flush the encoder
        CoderResult coderResult;
        do {
            coderResult = charsetEncoder.flush(chunkBuffer);
            chunkBuffer.flip();
            chunkResponder.sendChunk(ChannelBuffers.copiedBuffer(chunkBuffer));
            chunkBuffer.clear();
        } while (coderResult.isOverflow());
    } catch (IOException e) {
        // If cannot send chunks, nothing can be done (since the client closed connection).
        // Just log the error as debug.
        LOG.debug("Failed to send chunk", e);
    } finally {
        try {
            patternLayout.stop();
        } finally {
            Closeables.closeQuietly(chunkResponder);
        }
    }
}

From source file:com.mucommander.ui.viewer.text.TextViewer.java

private String detectEncoding(AbstractFile file) throws IOException {
    InputStream in = null;/*from w w w.j av  a  2s  . c o  m*/

    try {
        in = file.getInputStream();

        String encoding = EncodingDetector.detectEncoding(in);
        // If the encoding could not be detected or the detected encoding is not supported, default to UTF-8
        if (encoding == null || !Charset.isSupported(encoding))
            encoding = "UTF-8";

        return encoding;
    } finally {
        Closeables.closeQuietly(in);
    }
}

From source file:org.activityinfo.server.endpoint.gwtrpc.PersistentPolicyProvider.java

private SerializationPolicy tryFetchFromBlobService(String key) {
    try {/*w ww  .  j  a  v  a2  s  .c om*/
        LOGGER.fine("Trying to read serialization policy from blobservice at " + key);
        InputSupplier<? extends InputStream> inputSupplier = blobService.get(key);
        InputStream in = inputSupplier.getInput();
        try {
            SerializationPolicy policy = SerializationPolicyLoader.loadFromStream(in, null);

            LOGGER.info("Read serialization policy from blob service at " + key);

            return policy;
        } finally {
            Closeables.closeQuietly(in);
        }

    } catch (Exception e) {
        LOGGER.log(Level.SEVERE, "Could not load serialization policy from cache", e);
    }
    return null;
}

From source file:com.netflix.exhibitor.core.config.filesystem.FileSystemConfigProvider.java

@Override
public LoadedInstanceConfig loadConfig() throws Exception {
    File propertiesFile = new File(propertiesDirectory, propertyFileName);
    Properties properties = new Properties();
    if (propertiesFile.exists()) {
        RandomAccessFile raf = new RandomAccessFile(propertiesFile, "rw");
        try {//from  w w  w . j  a  v  a 2 s. c  o  m
            FileLock lock = raf.getChannel().lock();
            try {
                properties.load(Channels.newInputStream(raf.getChannel()));
            } finally {
                lock.release();
            }
        } finally {
            Closeables.closeQuietly(raf);
        }
    }
    PropertyBasedInstanceConfig config = new PropertyBasedInstanceConfig(properties, defaults);
    return new LoadedInstanceConfig(config, propertiesFile.lastModified());
}