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:librarymanagementsystem.Base64Converter.java

/**
 * This method loads a file from file system and returns the byte array of
 * the content.//from w ww.java2 s.  c o  m
 */
public static byte[] loadFileAsBytesArray(String fileName) throws Exception {

    File file = new File(fileName);
    int length = (int) file.length();
    BufferedInputStream reader = new BufferedInputStream(new FileInputStream(file));
    byte[] bytes = new byte[length];
    reader.read(bytes, 0, length);
    reader.close();
    return bytes;

}

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From source file:edu.yale.cs.hadoopdb.util.HDFSUtil.java

/**
 * Reads a text file into a set of integer (each value in a separate line)
 *//*from w  ww. ja  v  a2s  . com*/
public static void readIntegerSet(Path path, Set<Integer> set) throws IOException {

    FSDataInputStream in = getFS().open(path);

    LineReader lineReader = new LineReader(new BufferedInputStream(in));

    Text line = new Text();
    while (lineReader.readLine(line) > 0) {
        String s = line.toString().trim();
        int value = Integer.parseInt(s);
        set.add(value);
    }
    in.close();
}

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From source file:com.abid_mujtaba.bitcoin.tracker.network.Client.java

private static String get(String url_string) throws ClientException {
    HttpURLConnection connection = null; // NOTE: fetchImage is set up to use HTTP not HTTPS

    try {/*from w  ww.j  av a  2  s  . com*/
        URL url = new URL(url_string);
        connection = (HttpURLConnection) url.openConnection();

        connection.setConnectTimeout(CONNECTION_TIMEOUT);
        connection.setReadTimeout(READ_TIMEOUT);

        InputStream is = new BufferedInputStream(connection.getInputStream());

        int response_code;

        if ((response_code = connection.getResponseCode()) != 200) {
            throw new ClientException("Error code returned by response: " + response_code);
        }

        return InputStreamToString(is);
    } catch (SocketTimeoutException e) {
        throw new ClientException("Socket timed out.", e);
    } catch (IOException e) {
        throw new ClientException("IO Exception raised while attempting to GET response.", e);
    } finally {
        if (connection != null) {
            connection.disconnect();
        }
    }
}

---

From source file:give_me_coins.dashboard.JSONHelper.java

private static JSONObject getJSONFromUrl(URL para_url) {
    //   ProgressDialog oShowProgress = ProgressDialog.show(oAct, "Loading", "Loading", true, false);
    JSONObject oRetJson = null;// w  ww  .  j  a  v  a  2  s .  com

    try {

        //Log.d(TAG,para_url.toString());
        BufferedInputStream oInput = null;

        HttpsURLConnection oConnection = (HttpsURLConnection) para_url.openConnection();
        //   HttpsURLConnection.setDefaultHostnameVerifier(org.apache.http.conn.ssl.SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);

        oConnection.setConnectTimeout(iConnectionTimeout);
        oConnection.setReadTimeout(iConnectionTimeout * 2);
        //      connection.setRequestProperty ("Authorization", sAuthorization);
        oConnection.connect();
        oInput = new BufferedInputStream(oConnection.getInputStream());
        BufferedReader reader = new BufferedReader(new InputStreamReader(oInput));
        String sReturn = reader.readLine();
        //Log.d(TAG,sReturn);

        oRetJson = new JSONObject(sReturn);

    } catch (SocketTimeoutException e) {
        Log.d(TAG, "Timeout");
    } catch (IOException e) {
        Log.e(TAG, e.toString());

    } catch (JSONException e) {
        Log.e(TAG, e.toString());
    }

    catch (Exception e) {
        Log.e(TAG, e.toString());
    }

    //para_ProgressDialog.dismiss();
    return oRetJson;

}

---

From source file:org.deshang.content.indexing.util.jdbc.AbstractRowMapper.java

protected String getBlobContent(Blob blob) throws SQLException {

    LOGGER.debug("Enter getBlobContent(Blob)");
    String blobContent = null;//w ww. j a  va 2s . c o m
    try {
        InputStream in = blob.getBinaryStream();
        BufferedInputStream bis = new BufferedInputStream(in);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        int data = -1;
        while ((data = bis.read()) != -1) {
            baos.write(data);
        }
        blobContent = baos.toString("UTF-8");
    } catch (IOException e) {
        throw new SQLException("Can't read blob conent", e);
    }

    LOGGER.debug("Exit getBlobContent(Blob)");
    return blobContent;
}

---

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/*w  ww .  j a  v 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:fr.asso.vieillescharrues.parseurs.TelechargeFichier.java

/**
 * Mthode statique grant le tlechargement de fichiers
 * @param url Adresse du fichier//from w  ww  .j a  v  a2s . co m
 * @param fichierDest Nom du ficher en local
 */
public static void DownloadFromUrl(URL url, String fichierDest) throws IOException {
    File file;
    if (fichierDest.endsWith(".jpg"))
        file = new File(PATH + "images/", fichierDest);
    else
        file = new File(PATH, fichierDest);
    file.getParentFile().mkdirs();
    URLConnection ucon = url.openConnection();

    try {
        tailleDistant = ucon.getHeaderFieldInt("Content-Length", 0); //Rcupre le header HTTP Content-Length
        tailleLocal = (int) file.length();
    } catch (Exception e) {
        e.printStackTrace();
    }
    // Compare les tailles des fichiers
    if ((tailleDistant == tailleLocal) && (tailleLocal != 0))
        return;

    InputStream is = ucon.getInputStream();
    BufferedInputStream bis = new BufferedInputStream(is);
    ByteArrayBuffer baf = new ByteArrayBuffer(50);
    int current = 0;
    while ((current = bis.read()) != -1) {
        baf.append((byte) current);
    }
    FileOutputStream fos = new FileOutputStream(file);
    fos.write(baf.toByteArray());
    fos.close();
}

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From source file:io.github.blindio.prospero.core.browserdrivers.phantomjs.ZipUnArchiver.java

public void extract() {

    /** create a TarArchiveInputStream object. **/
    try {//from   w  w w .j ava 2s .co  m
        FileInputStream fin = new FileInputStream(getSourceFile());
        BufferedInputStream in = new BufferedInputStream(fin);
        ArchiveInputStream arcIn = new ZipArchiveInputStream(in);

        extract(arcIn);
    } catch (IOException ioe) {
        throw new ProsperoIOException(ioe);
    }
}

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From source file:de.flapdoodle.embed.process.extract.TgzExtractor.java

protected ArchiveWrapper archiveStream(File source) throws IOException {
    FileInputStream fin = new FileInputStream(source);
    BufferedInputStream in = new BufferedInputStream(fin);
    GzipCompressorInputStream gzIn = new GzipCompressorInputStream(in);

    TarArchiveInputStream tarIn = new TarArchiveInputStream(gzIn);
    return new TarArchiveWrapper(tarIn);
}

---

From source file:de.flapdoodle.embed.process.extract.Tbz2Extractor.java

@Override
protected ArchiveWrapper archiveStream(File source) throws IOException {
    FileInputStream fin = new FileInputStream(source);
    BufferedInputStream in = new BufferedInputStream(fin);
    BZip2CompressorInputStream gzIn = new BZip2CompressorInputStream(in);

    TarArchiveInputStream tarIn = new TarArchiveInputStream(gzIn);
    return new TarArchiveWrapper(tarIn);
}

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