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:cn.edu.bit.whitesail.utils.WhiteSailConfig.java

public void loadConfig() {
    Properties prop = new Properties();
    try {//from  w  w  w .j  a  v a  2  s  . c om
        prop.load(new BufferedInputStream(new FileInputStream("./src/main/config/whitesail.properties")));
        DATA_DIRECTORY = prop.getProperty("dataDirectory");
        DEFAULT_ENCODING = prop.getProperty("defaultEncoding");
    } catch (IOException ex) {
        LOG.fatal("config file load error( missing config file?)");
    }
}

From source file:ResourceServlet.java

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

    //get web.xml for display by a servlet
    String file = "/WEB-INF/web.xml";

    URL url = null;//from www  . j  av a  2s  .  c  om
    URLConnection urlConn = null;
    PrintWriter out = null;
    BufferedInputStream buf = null;
    try {
        out = response.getWriter();
        url = getServletContext().getResource(file);
        //set response header
        response.setContentType("text/xml");

        urlConn = url.openConnection();
        //establish connection with URL presenting web.xml
        urlConn.connect();
        buf = new BufferedInputStream(urlConn.getInputStream());
        int readBytes = 0;
        while ((readBytes = buf.read()) != -1)
            out.write(readBytes);
    } catch (MalformedURLException mue) {
        throw new ServletException(mue.getMessage());
    } catch (IOException ioe) {
        throw new ServletException(ioe.getMessage());
    } finally {
        if (out != null)
            out.close();
        if (buf != null)
            buf.close();
    }
}

From source file:edu.smc.mediacommons.modules.Md5Module.java

public static String getSHA1(final File file) {
    String sha1 = null;/*w w  w .jav a  2s . com*/

    try {
        final MessageDigest messageDigest = MessageDigest.getInstance("SHA1");

        InputStream is = new BufferedInputStream(new FileInputStream(file));
        final byte[] buffer = new byte[1024];
        for (int read = 0; (read = is.read(buffer)) != -1;) {
            messageDigest.update(buffer, 0, read);
        }

        // Convert the byte to hex format
        Formatter formatter = new Formatter();
        for (final byte b : messageDigest.digest()) {
            formatter.format("%02x", b);
        }

        sha1 = formatter.toString();
        formatter.close();
        is.close();
    } catch (IOException | NoSuchAlgorithmException e) {
        e.printStackTrace();
    } finally {

    }

    return sha1;
}

From source file:com.t3.net.LocalLocation.java

@Override
public InputStream getContent() throws IOException {
    return new BufferedInputStream(new FileInputStream(getFile()));
}

From source file:es.logongas.iothome.agent.storage.Storage.java

public List<Measure> get() {
    List<Measure> measures;
    InputStream inputStream = null;
    try {/*from   w ww .ja va  2  s.  c  o m*/

        inputStream = new BufferedInputStream(new FileInputStream(fileName));
        measures = (List<Measure>) objectMapper.readValue(inputStream, new TypeReference<ArrayList<Measure>>() {
        });

        if (measures == null) {
            measures = new ArrayList<Measure>();
        }

        return measures;
    } catch (FileNotFoundException ex) {
        //Si no est el fichero simplemente retornamos un nuevo array vacio
        return new ArrayList<Measure>();
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        try {
            if (inputStream != null) {
                inputStream.close();
            }
        } catch (IOException ex) {
            Logger.getLogger(Storage.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}

From source file:Main.java

/** Reads in an XML document from a local file.
 *  @param file The file to read in.//from   w  w w .jav  a 2 s . c  om
 *  @return The parsed XML document.
 *  @throws ParserConfigurationException If there is an error in the default
 *                                       XML parser configuration.
 *  @throws IOException                  If there is an error reading the file.
 *  @throws SAXException                 If there is an error in parsing the file.
 */
public static Document readDocumentXML(File file)
        throws ParserConfigurationException, IOException, SAXException {
    // Note that we are using:
    //    new BufferedInputStream(new FileInputStream(...))
    // rather than:
    //    new FileInputStream(...)
    // as the later version can be extremely slow on some systems.
    DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    InputStream in = new BufferedInputStream(new FileInputStream(file));
    return builder.parse(in);
}

From source file:org.deeplearning4j.cli.api.flags.Properties.java

@Override
public <E> E value(String value) throws Exception {
    File file = new File(value);
    BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
    props.load(bis);//  w ww  .j  a v  a2s  .  c  o m
    bis.close();
    Configuration configuration = new Configuration();
    for (String key : props.stringPropertyNames()) {
        configuration.set(key, props.getProperty(key));
    }
    return (E) configuration;

}

From source file:edu.usf.cutr.manager.IOManagerImpl.java

@Override
public void downloadFile(String url, String path) throws MalformedURLException, IOException {
    BufferedInputStream in = null;
    FileOutputStream fout = null;
    try {//w  w  w. j  a v a  2s. c  om
        in = new BufferedInputStream(new URL(url).openStream());
        fout = new FileOutputStream(path);

        final byte data[] = new byte[1024];
        int count;
        while ((count = in.read(data, 0, 1024)) != -1) {
            fout.write(data, 0, count);
        }
    } finally {
        if (in != null) {
            in.close();
        }
        if (fout != null) {
            fout.close();
        }
    }
}

From source file:Main.java

/**
 * zips a directory//from  ww  w  . j a  v a  2  s .c  o m
 * @param dir2zip
 * @param zipOut
 * @param zipFileName
 * @throws IOException
 */
private static void zipDir(String dir2zip, ZipOutputStream zipOut, String zipFileName) throws IOException {
    File zipDir = new File(dir2zip);
    // get a listing of the directory content
    String[] dirList = zipDir.list();
    byte[] readBuffer = new byte[2156];
    int bytesIn = 0;
    // loop through dirList, and zip the files
    for (int i = 0; i < dirList.length; i++) {
        File f = new File(zipDir, dirList[i]);
        if (f.isDirectory()) {
            // if the File object is a directory, call this
            // function again to add its content recursively
            String filePath = f.getPath();
            zipDir(filePath, zipOut, zipFileName);
            // loop again
            continue;
        }

        if (f.getName().equals(zipFileName)) {
            continue;
        }
        // if we reached here, the File object f was not a directory
        // create a FileInputStream on top of f
        final InputStream fis = new BufferedInputStream(new FileInputStream(f));
        try {
            ZipEntry anEntry = new ZipEntry(f.getPath().substring(dir2zip.length() + 1));
            // place the zip entry in the ZipOutputStream object
            zipOut.putNextEntry(anEntry);
            // now write the content of the file to the ZipOutputStream
            while ((bytesIn = fis.read(readBuffer)) != -1) {
                zipOut.write(readBuffer, 0, bytesIn);
            }
        } finally {
            // close the Stream
            fis.close();
        }
    }
}

From source file:Main.java

public static boolean bufferedCopyStream(InputStream inStream, OutputStream outStream, boolean closeStream)
        throws Exception {
    BufferedInputStream bis = new BufferedInputStream(inStream);
    BufferedOutputStream bos = new BufferedOutputStream(outStream);
    while (true) {
        int data = bis.read();
        if (data == -1) {
            break;
        }/*from w ww .  java 2  s  . c  o m*/
        bos.write(data);
    }
    bos.flush();
    if (closeStream) {
        bos.close();
    }
    return true;
}