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

List of usage examples for com.google.common.io Closeables closeQuietly

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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:io.smartspaces.util.io.BasicCsvReader.java

/**
 * Process the CSV source./*from w ww .  j  a v a 2  s.  c o  m*/
 *
 * @param source
 *          the source content
 * @param handler
 *          the handler for each line
 * @param skipFirstLine
 *          {@code true} if should skip the first line
 *
 * @throws Exception
 *           something bad happened
 */
private void processSource(Reader source, ColumnSourceHandler handler, boolean skipFirstLine) throws Exception {
    CsvColumnSource columnSource = new CsvColumnSource();

    BufferedReader reader = null;
    try {
        reader = new BufferedReader(source);

        if (skipFirstLine) {
            reader.readLine();
        }

        String line = null;
        while ((line = reader.readLine()) != null) {
            columnSource.setLine(line);
            handler.processColumns(columnSource);
        }
    } finally {
        Closeables.closeQuietly(reader);
    }
}

From source file:eu.operando.pq.PrivacyQuestionsService.java

/**
 * Load the questions from the given resource file in JAR/WAR and
 * turn then into JSON string.//from   w ww.j  a va 2 s  . c o  m
 * @return The list of questions held in the file.
 */
private List<Questionobject> getQuestionsFromFile(String filename) {
    InputStream fis = null;
    try {
        fis = this.getClass().getClassLoader().getResourceAsStream(filename);
        String content = CharStreams.toString(new InputStreamReader(fis, Charsets.UTF_8));
        Closeables.closeQuietly(fis);

        ObjectMapper mapper = new ObjectMapper();

        //JSON from String to Object
        return mapper.readValue(content, new TypeReference<List<Questionobject>>() {
        });

    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:com.mockey.ui.JsonSchemaLoadSamplesServlet.java

@Override
protected void doGet(final HttpServletRequest req, final HttpServletResponse resp)
        throws ServletException, IOException {
    final int index = RND.nextInt(SAMPLE_DATA_SIZE);
    final JsonNode ret = SAMPLE_DATA.get(index);

    final OutputStream out = resp.getOutputStream();

    try {//from  w w w.  j av  a 2 s . c  o m
        out.write(ret.toString().getBytes(Charset.forName("UTF-8")));
        out.flush();
    } finally {
        Closeables.closeQuietly(out);
    }
}

From source file:com.metamx.druid.collect.OrderedMergeSequence.java

@Override
public <OutType> OutType accumulate(OutType initValue, Accumulator<OutType, T> accumulator) {
    Yielder<OutType> yielder = null;
    try {/*ww  w . j av a  2s . c  o m*/
        yielder = toYielder(initValue, YieldingAccumulators.fromAccumulator(accumulator));
        return yielder.get();
    } finally {
        Closeables.closeQuietly(yielder);
    }
}

From source file:org.jclouds.glesys.handlers.GleSYSErrorHandler.java

public void handleError(HttpCommand command, HttpResponse response) {
    // it is important to always read fully and close streams
    String message = parseMessage(response);
    Exception exception = message != null ? new HttpResponseException(command, response, message)
            : new HttpResponseException(command, response);
    try {//  ww  w .ja  v  a  2  s  .  c  o m
        message = message != null ? message
                : String.format("%s -> %s", command.getCurrentRequest().getRequestLine(),
                        response.getStatusLine());
        switch (response.getStatusCode()) {
        case 401:
        case 403:
            exception = new AuthorizationException(message, exception);
            break;
        case 400:
            if (message.indexOf("not find") != -1) {
                exception = new ResourceNotFoundException(message, exception);
            }
            break;
        case 404:
            if (message.indexOf("Not supported") != -1) {
                exception = new UnsupportedOperationException(message, exception);
            } else {
                exception = new ResourceNotFoundException(message, exception);
            }
            break;
        case 500:
            if (message.indexOf("Locked") != -1) {
                exception = new IllegalStateException(message, exception);
            }
            break;
        }
    } finally {
        Closeables.closeQuietly(response.getPayload());
        command.setException(exception);
    }
}

From source file:org.apache.drill.exec.rpc.bit.BitComImpl.java

public void close() {
    Closeables.closeQuietly(server);
    for (BitConnectionManager bt : connectionRegistry) {
        bt.close();
    }
}

From source file:org.restexpress.pipeline.writer.FileWritingChannelFutureListener.java

@Override
public void operationComplete(ChannelFuture future) throws Exception {
    if (!future.isSuccess()) {
        LOGGER.warn("File transfer did not complete: () ", future.getCause().toString());
        future.getChannel().close();/*www .jav  a2  s  . c om*/
        Closeables.closeQuietly(inputStream);
        return;
    }

    buffer.clear();
    buffer.writeBytes(inputStream, (int) Math.min(contentLength - offset, buffer.writableBytes()));

    offset += buffer.writerIndex();

    HttpChunk chunk = new DefaultHttpChunk(buffer);
    ChannelFuture chunkWriteFuture = future.getChannel().write(chunk);
    // LOGGER.debug("Written {} of {}", offset, contentLength);

    if (offset < contentLength) {
        chunkWriteFuture.addListener(this);
    } else {
        ChannelFuture finalFuture = chunkWriteFuture.getChannel().write(HttpChunk.LAST_CHUNK);
        finalFuture.addListener(channelFutureListener);
        Closeables.closeQuietly(inputStream);
    }
}

From source file:com.griddynamics.jagger.util.SerializationUtils.java

public static String toString(Serializable o) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream oos = null;
    try {//from w  w  w.j  a va  2 s.co  m
        if (useJBoss) {
            oos = new JBossObjectOutputStream(baos);
        } else {
            baos = new ByteArrayOutputStream();
            oos = new ObjectOutputStream(baos);
        }
        oos.writeObject(o);
    } catch (IOException e) {
        log.error("Serialization exception ", e);
        throw new TechnicalException(e);
    } finally {
        String s = new String(Base64Coder.encode(baos.toByteArray()));
        if (s.isEmpty()) {
            log.info("toString({}, '{}', '{}')", new Object[] { toStringCount.getAndIncrement(), s, o });
        }
        Closeables.closeQuietly(oos);
        return s;
    }
}

From source file:gg.pistol.sweeper.i18n.XMLResourceBundleControl.java

public ResourceBundle newBundle(String baseName, Locale locale, String format, ClassLoader loader,
        boolean reload) throws IllegalAccessException, InstantiationException, IOException {
    Preconditions.checkNotNull(baseName);
    Preconditions.checkNotNull(locale);//from www . j  a  va  2 s  .  co m
    Preconditions.checkNotNull(format);
    Preconditions.checkNotNull(loader);

    if (!format.equals("xml")) {
        return null;
    }

    String bundleName = toBundleName(baseName, locale);
    if (bundleName == null) {
        return null;
    }

    String resourceName = toResourceName(bundleName, format);

    InputStream stream = null;
    if (reload) {
        URL url = loader.getResource(resourceName);
        if (url != null) {
            URLConnection connection = url.openConnection();
            if (connection != null) {
                connection.setUseCaches(false);
                stream = connection.getInputStream();
            }
        }
    } else {
        stream = loader.getResourceAsStream(resourceName);
    }

    if (stream == null) {
        return null;
    }
    stream = new BufferedInputStream(stream);
    try {
        return new XMLResourceBundle(stream);
    } finally {
        Closeables.closeQuietly(stream);
    }
}

From source file:com.xebialabs.overthere.cifs.winrm.connector.JdkHttpConnector.java

@Override
public Document sendMessage(Document requestDocument, SoapAction soapAction) {
    try {/*from   ww w.  j a  v a  2  s .  com*/
        final URLConnection urlConnection = targetURL.openConnection();
        HttpURLConnection con = (HttpURLConnection) urlConnection;

        con.setDoInput(true);
        con.setDoOutput(true);
        con.setRequestMethod("POST");
        con.setRequestProperty("Content-Type", "application/soap+xml; charset=UTF-8");

        final String authToken = tokenGenerator.generateToken();
        if (authToken != null)
            con.addRequestProperty("Authorization", authToken);

        if (soapAction != null) {
            con.setRequestProperty("SOAPAction", soapAction.getValue());
        }

        final String requestDocAsString = toString(requestDocument);
        logger.trace("Sending request to {}", targetURL);
        logger.trace("Request body: {} {}", targetURL, requestDocAsString);
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(con.getOutputStream()));
        try {
            bw.write(requestDocAsString, 0, requestDocAsString.length());
        } finally {
            Closeables.closeQuietly(bw);
        }

        InputStream is = null;
        if (con.getResponseCode() >= 400) {
            is = con.getErrorStream();
        }
        if (is == null) {
            is = con.getInputStream();
        }

        Writer writer = new StringWriter();
        Reader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
        try {
            int n;
            char[] buffer = new char[1024];
            while ((n = reader.read(buffer)) != -1) {
                writer.write(buffer, 0, n);
            }
        } finally {
            Closeables.closeQuietly(reader);
            Closeables.closeQuietly(is);
        }

        if (logger.isDebugEnabled()) {
            for (int i = 0; i < con.getHeaderFields().size(); i++) {
                logger.trace("Header {}: {}", con.getHeaderFieldKey(i), con.getHeaderField(i));
            }
        }

        final String text = writer.toString();
        logger.trace("Response body: {}", text);

        return DocumentHelper.parseText(text);
    } catch (BlankValueRuntimeException bvrte) {
        throw bvrte;
    } catch (InvalidFilePathRuntimeException ifprte) {
        throw ifprte;
    } catch (Exception e) {
        throw new WinRMRuntimeIOException("Send message on " + targetURL + " error ", requestDocument, null, e);
    }
}