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:Main.java

private static void copyWithStreams(File aSourceFile, File aTargetFile) {
    InputStream inStream = null;/*from   w w  w .  java2s .c  o  m*/
    OutputStream outStream = null;

    try {
        try {
            byte[] bucket = new byte[32 * 1024];
            inStream = new BufferedInputStream(new FileInputStream(aSourceFile));
            outStream = new BufferedOutputStream(new FileOutputStream(aTargetFile, false));
            int bytesRead = 0;
            while (bytesRead != -1) {
                bytesRead = inStream.read(bucket); //-1, 0, or more
                if (bytesRead > 0) {
                    outStream.write(bucket, 0, bytesRead);
                }
            }
        } finally {
            if (inStream != null)
                inStream.close();
            if (outStream != null)
                outStream.close();
        }
    } catch (FileNotFoundException ex) {
    } catch (IOException ex) {
    }
}

From source file:au.com.jwatmuff.eventmanager.util.ZipUtils.java

public static void unzipFile(File destFolder, File zipFile) throws IOException {
    ZipInputStream zipStream = null;
    try {/*from ww  w  . jav a 2s.  com*/
        if (!destFolder.exists()) {
            destFolder.mkdirs();
        }

        BufferedInputStream in = new BufferedInputStream(new FileInputStream(zipFile));
        zipStream = new ZipInputStream(in);
        ZipEntry entry;
        while ((entry = zipStream.getNextEntry()) != null) {
            // get output file
            String name = entry.getName();
            if (name.startsWith("/") || name.startsWith("\\"))
                name = name.substring(1);
            File file = new File(destFolder, name);
            // ensure directory exists
            File dir = file.getParentFile();
            if (!dir.exists())
                dir.mkdirs();
            IOUtils.copy(zipStream, new FileOutputStream(file));
        }
    } finally {
        if (zipStream != null)
            zipStream.close();
    }
}

From source file:com.baidu.qa.service.test.util.MysqlDatabaseManager.java

/**
 * ?mysql db??//from  ww  w.j a  va2 s  .  c  om
 * @param dbname
 * @return
 * @throws SQLException
 */
static public Connection getCon(String dbname) throws SQLException {

    String host = "";
    String user = "";
    String database = "";
    String password = "";
    String driverClass = "";
    String useUnicode = "";
    try {
        // ????
        InputStream in = new BufferedInputStream(
                new FileInputStream(ServiceInterfaceCaseTest.CASEPATH + Constant.FILENAME_DB));

        Properties Info = new Properties();
        Info.load(in);

        host = Info.getProperty(dbname + "_DB_Host");
        user = Info.getProperty(dbname + "_DB_User");
        database = Info.getProperty(dbname + "_DB_DataBase");
        password = Info.getProperty(dbname + "_DB_Password");
        driverClass = Info.getProperty(dbname + "_DB_DriverClass");
        useUnicode = Info.getProperty(dbname + "_DB_UseUnicode");
    } catch (Exception e) {
        log.error("[mysql configure file for" + dbname + "error]:", e);
        throw new AssertionError("[get mysql database config error from properties file]");
    }
    if (host == null) {
        log.error("[load configure file for " + dbname + " error]:");
        return null;
    }

    // 
    String url = "jdbc:mysql://" + host.trim() + "/" + ((database != null) ? database.trim() : "")
            + "?useUnicode=" + ((useUnicode != null) ? useUnicode.trim() : "true&characterEncoding=gbk");

    try {
        Class.forName(driverClass);
    } catch (ClassNotFoundException e) {
        log.error("[class not found]:", e);
        throw new AssertionError("[class not found]");
    }
    Connection con = null;
    try {
        con = DriverManager.getConnection(url, user, password);
    } catch (SQLException a) {
        log.error("[mysql connection exception] ", a);
        throw new AssertionError("[mysql connection exception]");
    }

    return con;

}

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

public static String readFileAsString(String filePath) {
    byte[] buffer = new byte[(int) getFile(filePath).length()];
    BufferedInputStream inputStream = null;
    try {//from  w  w  w .j a  va2s .  c  o  m
        inputStream = new BufferedInputStream(new FileInputStream(getFile(filePath)));
        inputStream.read(buffer);
    } catch (Exception e) {
        //      throw new ServiceException("Couldn't read file " + filePath + ": " + e.getMessage());
    } finally {
        IoUtils.closeSilently(inputStream);
    }
    return new String(buffer);
}

From source file:Main.java

public static Object unmarshall(String cntxtPkg, String filename)
        throws JAXBException, SAXException, IOException {
    return unmarshall(cntxtPkg, new BufferedInputStream(new FileInputStream(filename)));
}

From source file:com.textocat.textokit.morph.opencorpora.resource.GramModelDeserializer.java

public static GramModel from(InputStream in, String srcLabel) throws Exception {
    log.info("About to deserialize GramModel from InputStream of {}...", srcLabel);
    long timeBefore = currentTimeMillis();
    InputStream is = new BufferedInputStream(in);
    ObjectInputStream ois = new ObjectInputStream(is);
    GramModel gm;// w  w w  . jav  a  2 s . com
    try {
        gm = (GramModel) ois.readObject();
    } finally {
        IOUtils.closeQuietly(ois);
    }
    log.info("Deserialization of GramModel finished in {} ms", currentTimeMillis() - timeBefore);
    return gm;
}

From source file:Main.java

/** 
 * Return a Node corresponding to the input XML string representation.
 * @param xmlFile XML file./*from  w ww  .jav  a  2s .  co  m*/
 * @return An instance of Node corresponding to the input XML string representation.
 * @throws ParserConfigurationException 
 * @throws SAXException 
 * @throws IOException 
 */
public static Node getXMLNode(File xmlFile) throws ParserConfigurationException, SAXException, IOException {
    InputSource inputSource = new InputSource(new BufferedInputStream(new FileInputStream(xmlFile)));
    return (getXMLNode(inputSource));
}

From source file:es.caib.sgtsic.util.DataHandlers.java

public static DataHandler byteArrayToDataHandler(byte[] arrayByte) {

    InputStream is = new BufferedInputStream(new ByteArrayInputStream(arrayByte));

    String mimetype = "";

    try {//from w  w  w . ja  va  2 s.  com
        mimetype = URLConnection.guessContentTypeFromStream(is);
    } catch (IOException ex) {
        Logger.getLogger(DataHandlers.class.getName()).log(Level.SEVERE, null, ex);
    }

    DataSource dataSource = new ByteArrayDataSource(arrayByte, mimetype);

    return new DataHandler(dataSource);

}

From source file:Main.java

static boolean isJPEG(File file) throws IOException {
    return internalIsJPEG(new DataInputStream(new BufferedInputStream(new FileInputStream(file))));
}

From source file:com.ln.methods.Getcalendar.java

public static void Main() {
    //TODO store file locally and check if file changed == redownload
    try {/*from  ww  w.j  av a 2  s  .  c  om*/

        //Get source
        // System.setProperty("http.agent", "lnrev2");
        URL calendar = new URL(Calendarurl);
        HttpURLConnection getsource = (HttpURLConnection) calendar.openConnection();
        InputStream in = new BufferedInputStream(getsource.getInputStream());
        //Write source
        Writer sw = new StringWriter();
        char[] b = new char[1024];
        Reader reader = new BufferedReader(new InputStreamReader(in, "UTF-8"));
        int n;
        while ((n = reader.read(b)) != -1) {
            sw.write(b, 0, n);
        }
        //Source == String && Send source for parsing
        Parser.source = sw.toString();
        Betaparser.source = sw.toString();

        //String lol = sw.toString();
        //lol = StringUtils.substringBetween(lol, "<month year=\"2012\" num=\"2\">", "</month>");
        //Parser.parse();

        Betaparser.parse();

    } catch (MalformedURLException e) {
        e.printStackTrace();
        JOptionPane.showMessageDialog(null, e.getStackTrace(), "Error", JOptionPane.WARNING_MESSAGE);
    } catch (IOException e) {
        e.printStackTrace();
        JOptionPane.showMessageDialog(null, e.getStackTrace(), "Error", JOptionPane.WARNING_MESSAGE);
    }
}