Example usage for java.io BufferedInputStream BufferedInputStream

Introduction

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

Prototype

public BufferedInputStream(InputStream in)

Source Link

Document

Creates a BufferedInputStream and saves its argument, the input stream in, for later use.

Usage

From source file:edu.vt.middleware.crypt.util.CryptReader.java

/**
 * Reads the raw bytes of a symmetric encryption key from a file.
 *
 * @param  keyFile  File containing key data.
 * @param  algorithm  Symmetric cipher algorithm for which key is used.
 *
 * @return  Secret key./*  www .  jav a2s .c o  m*/
 *
 * @throws  IOException  On IO errors.
 */
public static SecretKey readSecretKey(final File keyFile, final String algorithm) throws IOException {
    return readSecretKey(new BufferedInputStream(new FileInputStream(keyFile)), algorithm);
}

From source file:be.roots.taconic.pricingguide.util.HttpUtil.java

public static byte[] readByteArray(String urlAsString, String userName, String password) {

    try {//w w  w  . j a v a 2 s.c om
        final HttpURLConnection con = getInputStreamFor(urlAsString, userName, password);
        final BufferedInputStream in = new BufferedInputStream(con.getInputStream());
        final byte[] response = IOUtils.toByteArray(in);
        IOUtils.closeQuietly(in);
        return response;
    } catch (IOException e) {
        LOGGER.error(e.getLocalizedMessage(), e);
    }
    return null;
}

From source file:com.machinelinking.util.FileUtil.java

public static BufferedInputStream openDecompressedInputStream(InputStream is, String ext) throws IOException {
    final InputStream decompressInputStream;
    switch (ext) {
    case "gz":
        decompressInputStream = new GZIPInputStream(is);
        break;//from  w w  w.  j  a v  a2 s .c  o m
    case "bz2":
        decompressInputStream = new BZip2CompressorInputStream(is);
        break;
    default:
        throw new IllegalArgumentException("Unsupported extension: " + ext);
    }
    return new BufferedInputStream(decompressInputStream);
}

From source file:com.mebigfatguy.inventory.core.Inventory.java

public Inventory(File archive) throws IOException {
    this.archive = archive;
    stream = new BufferedInputStream(new FileInputStream(archive));
    listeners = new HashSet<>();
}

From source file:SendMp3.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String fileName = (String) request.getParameter("file");
    if (fileName == null || fileName.equals(""))
        throw new ServletException("Invalid or non-existent file parameter in SendMp3 servlet.");

    if (fileName.indexOf(".mp3") == -1)
        fileName = fileName + ".mp3";

    String mp3Dir = getServletContext().getInitParameter("mp3-dir");
    if (mp3Dir == null || mp3Dir.equals(""))
        throw new ServletException("Invalid or non-existent mp3Dir context-param.");

    ServletOutputStream stream = null;/*  w  w w. j ava2s.  c  om*/
    BufferedInputStream buf = null;
    try {

        stream = response.getOutputStream();
        File mp3 = new File(mp3Dir + "/" + fileName);

        //set response headers
        response.setContentType("audio/mpeg");

        response.addHeader("Content-Disposition", "attachment; filename=" + fileName);

        response.setContentLength((int) mp3.length());

        FileInputStream input = new FileInputStream(mp3);
        buf = new BufferedInputStream(input);
        int readBytes = 0;
        //read from the file; write to the ServletOutputStream
        while ((readBytes = buf.read()) != -1)
            stream.write(readBytes);
    } catch (IOException ioe) {
        throw new ServletException(ioe.getMessage());
    } finally {
        if (stream != null)
            stream.close();
        if (buf != null)
            buf.close();
    }
}

From source file:com.mesosphere.dcos.cassandra.executor.compress.SnappyCompressionDriver.java

@Override
public void compress(final String sourcePath, final String destinationPath) throws IOException {
    BufferedInputStream inputStream = null;
    SnappyOutputStream compressedStream = null;
    try {// w  w w  .  j a v  a  2s.  c o m
        inputStream = new BufferedInputStream(new FileInputStream(sourcePath));
        compressedStream = new SnappyOutputStream(
                new BufferedOutputStream(new FileOutputStream(destinationPath)));
        IOUtils.copy(inputStream, compressedStream);
    } catch (IOException e) {
        LOGGER.error("Failed to compress {} to {} due to: {}", sourcePath, destinationPath, e);
    } finally {
        IOUtils.closeQuietly(inputStream);
        IOUtils.closeQuietly(compressedStream);
    }
}

From source file:com.mycompany.cassandrajavaclient.XmlParser.java

private void parse(String xmlContent) {
    try {/* w w w .  j  a v  a  2  s . c om*/
        final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        final DocumentBuilder builder = factory.newDocumentBuilder();
        try {
            InputStream inputStream = new BufferedInputStream(
                    new ReaderInputStream(new StringReader(xmlContent)));
            final Document document = builder.parse(inputStream);
            emit(document);
        } catch (SAXException | IOException ex) {
            Logger.getLogger(XmlParser.class.getName()).log(Level.SEVERE, null, ex);
        }
    } catch (ParserConfigurationException ex) {
        Logger.getLogger(XmlParser.class.getName()).log(Level.SEVERE, null, ex);
    }

}