Example usage for java.io BufferedOutputStream BufferedOutputStream

Introduction

In this page you can find the example usage for java.io BufferedOutputStream BufferedOutputStream.

Prototype

public BufferedOutputStream(OutputStream out) 

Source Link

Document

Creates a new buffered output stream to write data to the specified underlying output stream.

Usage

From source file:edu.jhu.hlt.concrete.serialization.TarCompactCommunicationSerializer.java

@Override
public void toTar(Collection<Communication> commColl, Path outPath) throws ConcreteException, IOException {
    try (OutputStream os = Files.newOutputStream(outPath);
            BufferedOutputStream bos = new BufferedOutputStream(os);
            TarArchiveOutputStream tos = new TarArchiveOutputStream(bos);) {
        for (Communication c : commColl) {
            TarArchiveEntry entry = new TarArchiveEntry(c.getId() + ".concrete");
            byte[] cbytes = this.toBytes(c);
            entry.setSize(cbytes.length);
            tos.putArchiveEntry(entry);//w w w.j a  v  a 2s. c o  m
            try (ByteArrayInputStream bis = new ByteArrayInputStream(cbytes)) {
                IOUtils.copy(bis, tos);
                tos.closeArchiveEntry();
            }
        }

    } catch (IOException e) {
        throw new ConcreteException(e);
    }
}

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From source file:boosta.artem.services.FTPResultReader.java

public void readResult() {
    String server = "62.210.82.210";
    int port = 55021;
    String user = "misha_p";
    String pass = "GfhjkM1983";

    FTPClient ftpClient = new FTPClient();
    try {//from ww w  . ja  v  a  2  s.  co  m

        ftpClient.connect(server, port);
        ftpClient.login(user, pass);
        ftpClient.enterLocalPassiveMode();
        ftpClient.setFileType(FTP.ASCII_FILE_TYPE);

        // APPROACH #1: using retrieveFile(String, OutputStream)
        String remoteFile = Main.remote_out_path;
        System.out.println(remoteFile);
        //String remoteFile = "/results/ttgenerate.txt";
        String downlFile = Main.file_name;
        System.out.println(downlFile);
        File downloadFile = new File(downlFile);
        OutputStream outputStream = new BufferedOutputStream(new FileOutputStream(downloadFile));

        boolean success = ftpClient.retrieveFile(remoteFile, outputStream);

        outputStream.close();

        if (success) {
            System.out.println(" ?   FTP!!!");
        } else {
            System.out.println("  ?   TFP!!!");
        }

    } catch (IOException ex) {
        System.out.println("   ? FTP  !!!");
    } finally {
        try {
            if (ftpClient.isConnected()) {
                ftpClient.logout();
                ftpClient.disconnect();
            }
        } catch (IOException ex) {
            System.out.println(" ? ?? ? FTP!!!");
        }
    }
}

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From source file:com.pdftron.pdf.utils.BasicHTTPDownloadTask.java

@Override
protected Boolean doInBackground(String... params) {
    URL url;/* w w w.  j  ava2s .  c  o  m*/
    OutputStream filestream = null;
    try {
        url = new URL(mURL);

        HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();

        filestream = new BufferedOutputStream(new FileOutputStream(mSaveFile));

        IOUtils.copy(urlConnection.getInputStream(), filestream);

        filestream.close();
    } catch (MalformedURLException e) {
        return false;
    } catch (IOException e) {
        try {
            if (filestream != null)
                filestream.close();
        } catch (IOException e2) {
        }
        return false;
    }
    return true;
}

---

From source file:net.sf.mcf2pdf.mcfelements.util.PdfUtil.java

/**
 * Converts an FO file to a PDF file using Apache FOP.
 *
 * @param fo the FO file//w w  w.  j  a va 2  s. co  m
 * @param pdf the target PDF file
 * @param dpi the DPI resolution to use for bitmaps in the PDF
 * @throws IOException In case of an I/O problem
 * @throws FOPException In case of a FOP problem
 * @throws TransformerException In case of XML transformer problem
 */
@SuppressWarnings("rawtypes")
public static void convertFO2PDF(InputStream fo, OutputStream pdf, int dpi)
        throws IOException, FOPException, TransformerException {

    FopFactory fopFactory = FopFactory.newInstance();

    FOUserAgent foUserAgent = fopFactory.newFOUserAgent();
    // configure foUserAgent as desired
    foUserAgent.setTargetResolution(dpi);

    // Setup output stream. Note: Using BufferedOutputStream
    // for performance reasons (helpful with FileOutputStreams).
    OutputStream out = new BufferedOutputStream(pdf);

    // Construct fop with desired output format
    Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, foUserAgent, out);

    // Setup JAXP using identity transformer
    TransformerFactory factory = TransformerFactory.newInstance();
    Transformer transformer = factory.newTransformer(); // identity
                                                        // transformer

    // Setup input stream
    Source src = new StreamSource(fo);

    // Resulting SAX events (the generated FO) must be piped through to FOP
    Result res = new SAXResult(fop.getDefaultHandler());

    // Start XSLT transformation and FOP processing
    transformer.transform(src, res);

    // Result processing
    FormattingResults foResults = fop.getResults();
    java.util.List pageSequences = foResults.getPageSequences();
    for (java.util.Iterator it = pageSequences.iterator(); it.hasNext();) {
        PageSequenceResults pageSequenceResults = (PageSequenceResults) it.next();
        log.debug("PageSequence "
                + (String.valueOf(pageSequenceResults.getID()).length() > 0 ? pageSequenceResults.getID()
                        : "<no id>")
                + " generated " + pageSequenceResults.getPageCount() + " pages.");
    }
    log.info("Generated " + foResults.getPageCount() + " PDF pages in total.");
    out.flush();
}

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From source file:com.iyonger.apm.web.util.FileDownloadUtils.java

/**
 * Download the given file to the given {@link HttpServletResponse}.
 *
 * @param response {@link HttpServletResponse}
 * @param file     file path/*from   ww  w . j av a 2 s.  c om*/
 * @return true if succeeded
 */
public static boolean downloadFile(HttpServletResponse response, File file) {
    if (file == null || !file.exists()) {
        return false;
    }
    boolean result = true;
    response.reset();
    response.addHeader("Content-Disposition", "attachment;filename=" + file.getName());
    response.setContentType("application/octet-stream");
    response.addHeader("Content-Length", "" + file.length());
    InputStream fis = null;
    byte[] buffer = new byte[FILE_DOWNLOAD_BUFFER_SIZE];
    OutputStream toClient = null;
    try {
        fis = new BufferedInputStream(new FileInputStream(file));
        toClient = new BufferedOutputStream(response.getOutputStream());
        int readLength;
        while (((readLength = fis.read(buffer)) != -1)) {
            toClient.write(buffer, 0, readLength);
        }
        toClient.flush();
    } catch (FileNotFoundException e) {
        LOGGER.error("file not found:" + file.getAbsolutePath(), e);
        result = false;
    } catch (IOException e) {
        LOGGER.error("read file error:" + file.getAbsolutePath(), e);
        result = false;
    } finally {
        IOUtils.closeQuietly(fis);
        IOUtils.closeQuietly(toClient);
    }
    return result;
}

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From source file:com.eryansky.common.utils.io.IoUtils.java

public static void writeStringToFile(String content, String filePath) {
    BufferedOutputStream outputStream = null;
    try {// www. j a v a  2s .c  o  m
        outputStream = new BufferedOutputStream(new FileOutputStream(getFile(filePath)));
        outputStream.write(content.getBytes());
        outputStream.flush();
    } catch (Exception e) {
        //      throw new ServiceException("Couldn't write file " + filePath, e);
    } finally {
        IoUtils.closeSilently(outputStream);
    }
}

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From source file:org.sonarqube.shell.services.ExportToFileService.java

public void export(Object result, File dest) {
    requireNonNull(result);/*from  w w  w. j a va2s  .  c  o m*/
    requireNonNull(dest);
    try (FileOutputStream fos = new FileOutputStream(dest); OutputStream out = new BufferedOutputStream(fos)) {
        context.getMarshaller().marshal(result, out);
    } catch (JAXBException e) {
        LOGGER.error("Failed to marshall the result.", e);
    } catch (IOException e) {
        LOGGER.error("Failed to save the file.", e);
    }
}

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From source file:com.parse.ParseFileUtilsTest.java

@Test
public void testReadFileToString() throws Exception {
    File file = temporaryFolder.newFile("file.txt");
    BufferedOutputStream out = null;
    try {//from w  ww.ja v a2  s  . c  om
        out = new BufferedOutputStream(new FileOutputStream(file));
        out.write(TEST_STRING.getBytes("UTF-8"));
    } finally {
        ParseIOUtils.closeQuietly(out);
    }

    assertEquals(TEST_STRING, ParseFileUtils.readFileToString(file, "UTF-8"));
}

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From source file:cn.mdict.utils.IOUtil.java

public static boolean streamDuplicate(InputStream is, OutputStream os, int bufferSize,
        StatusReport statusReport) {//from   ww w  . ja va 2  s .c o  m
    is = new BufferedInputStream(is);
    os = new BufferedOutputStream(os);
    byte[] buffer = new byte[bufferSize];
    int length;
    int count = 0;
    boolean result = false;
    try {
        while (((statusReport == null) || !statusReport.isCanceled()) && (length = is.read(buffer)) > 0) {
            os.write(buffer, 0, length);
            count += length;
            if (statusReport != null)
                statusReport.onProgressUpdate(count);
        }
        os.flush();
        result = true;
        if (statusReport != null) {
            if (statusReport.isCanceled())
                statusReport.onInterrupted();
            else
                statusReport.onComplete();
        }
    } catch (Exception e) {
        if (statusReport != null)
            statusReport.onError(e);
        else
            e.printStackTrace();
    } finally {
        forceClose(is);
        forceClose(os);
    }
    return result;
}

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From source file:outfox.dict.contest.util.FileUtils.java

/**
 * /* www.ja  v a 2s.c o  m*/
 * @param b
 * @param outputFile
 * @return
 */
public static File getFileFromBytes(byte[] b, String outputFile) {
    File file = null;
    BufferedOutputStream stream = null;
    try {

        file = new File(outputFile);
        FileOutputStream fstream = new FileOutputStream(file);
        stream = new BufferedOutputStream(fstream);
        stream.write(b);
    } catch (Exception e) {
        LOG.error("FileUtils.getFileFromBytes in catch error...", e);
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (IOException e) {
                LOG.error("FileUtils.getFileFromBytes in finally error...", e);
            }
        }
    }
    return file;
}

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