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

public static byte[] readFileToMemory(File file) throws IOException {
    FileInputStream fis = new FileInputStream(file);
    BufferedInputStream bis = new BufferedInputStream(fis);
    byte[] data = new byte[(int) file.length()];
    int start = 0;
    int read = 0;
    while ((read = bis.read(data, start, data.length - start)) > 0) {
        start += read;/*from  w  w w  .j  a v  a  2 s . co  m*/
    }
    bis.close();
    fis.close();
    return data;
}

From source file:Main.java

public static BufferedInputStream toBufferedInputStream(InputStream inputStream) {
    return inputStream instanceof BufferedInputStream ? (BufferedInputStream) inputStream
            : new BufferedInputStream(inputStream);
}

From source file:Main.java

public static String readStreamToString(InputStream inputStream) throws IOException {
    BufferedInputStream bufferedInputStream = null;
    InputStreamReader reader = null;
    try {/*from  ww w. ja  v  a2  s.  c  o m*/
        bufferedInputStream = new BufferedInputStream(inputStream);
        reader = new InputStreamReader(bufferedInputStream);
        StringBuilder stringBuilder = new StringBuilder();

        final int bufferSize = 1024 * 2;
        char[] buffer = new char[bufferSize];
        int n = 0;
        while ((n = reader.read(buffer)) != -1) {
            stringBuilder.append(buffer, 0, n);
        }

        return stringBuilder.toString();
    } finally {
        closeQuietly(bufferedInputStream);
        closeQuietly(reader);
    }
}

From source file:Main.java

static private BitmapDrawable bitmapDrawableFromURL(Resources resources, String str_url, boolean scale, int w,
        int h) {/*from ww  w  .  j  a v a  2  s. co  m*/
    if (str_url == null || str_url.length() <= 0)
        return null;

    BitmapDrawable thumb = null;
    try {
        URL url = new URL(str_url);
        URLConnection connection = url.openConnection();
        connection.connect();

        InputStream stream = connection.getInputStream();
        BufferedInputStream data = new BufferedInputStream(stream);

        Bitmap bitmap = BitmapFactory.decodeStream(data);
        if (bitmap != null) {
            if (scale)
                thumb = new BitmapDrawable(resources, Bitmap.createScaledBitmap(bitmap, w, h, true));
            else
                thumb = new BitmapDrawable(resources, bitmap);
        }

    } catch (MalformedURLException e) {
        //e.printStackTrace();
    } catch (IOException e) {
        //e.printStackTrace();
    }

    return thumb;
}

From source file:jenkins.uvision.CoverageParser.java

public static TestRun parse(File inFile) throws IOException {
    FileInputStream fileInputStream = null;
    BufferedInputStream bufferedInputStream = null;
    try {/*from  www. j av  a2 s .  c  om*/
        fileInputStream = new FileInputStream(inFile);
        bufferedInputStream = new BufferedInputStream(fileInputStream);
        CoverageParser parser = new CoverageParser();
        TestRun result = parse(bufferedInputStream);
        if (result == null)
            throw new NullPointerException();
        return result;
    } finally {
        try {
            if (bufferedInputStream != null)
                bufferedInputStream.close();
            if (fileInputStream != null)
                fileInputStream.close();
        } catch (IOException e) {
        }
    }
}

From source file:Main.java

public static void compressAFileToZip(File zip, File source) throws IOException {
    Log.d("source: " + source.getAbsolutePath(), ", length: " + source.length());
    Log.d("zip:", zip.getAbsolutePath());
    zip.getParentFile().mkdirs();//ww  w .ja va 2  s. c o m
    File tempFile = new File(zip.getAbsolutePath() + ".tmp");
    FileOutputStream fos = new FileOutputStream(tempFile);
    BufferedOutputStream bos = new BufferedOutputStream(fos);
    ZipOutputStream zos = new ZipOutputStream(bos);
    ZipEntry zipEntry = new ZipEntry(source.getName());
    zipEntry.setTime(source.lastModified());
    zos.putNextEntry(zipEntry);

    FileInputStream fis = new FileInputStream(source);
    BufferedInputStream bis = new BufferedInputStream(fis);
    byte[] bArr = new byte[4096];
    int byteRead = 0;
    while ((byteRead = bis.read(bArr)) != -1) {
        zos.write(bArr, 0, byteRead);
    }
    zos.flush();
    zos.closeEntry();
    zos.close();
    Log.d("zipEntry: " + zipEntry, "compressedSize: " + zipEntry.getCompressedSize());
    bos.flush();
    fos.flush();
    bos.close();
    fos.close();
    bis.close();
    fis.close();
    zip.delete();
    tempFile.renameTo(zip);
}

From source file:Main.java

public static void writeUrlToFile(String urlToRead, String folderToWrite, String fileName)
        throws MalformedURLException, IOException {
    URL urlIn = new URL(urlToRead);
    File folderOut = new File(folderToWrite);
    if (!(folderOut.exists() || folderOut.mkdirs())) {
        throw new RuntimeException("could not create folder " + folderToWrite);
    }//from   ww w.j  av a  2  s .c  om
    File fileOut = new File(folderOut, fileName);
    try (InputStream in = new BufferedInputStream(urlIn.openStream());
            OutputStream out = new BufferedOutputStream(new FileOutputStream(fileOut));) {
        transfer(in, out);
    }
}

From source file:Main.java

public static byte[] retrieveImageData_fromUrl(String imageUrl) throws IOException {
    URL url = new URL(imageUrl);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestProperty("User-Agent",
            System.getProperties().getProperty("http.agent") + " FacebookAndroidSDK");

    // determine the image size and allocate a buffer
    int fileSize = connection.getContentLength();
    byte[] imageData = new byte[fileSize];

    // download the file
    Log.d(TAG, "fetching image " + imageUrl + " (" + fileSize + ")");

    if (fileSize > 0) {

        BufferedInputStream istream = new BufferedInputStream(connection.getInputStream());
        int bytesRead = 0;
        int offset = 0;
        while (bytesRead != -1 && offset < fileSize) {
            bytesRead = istream.read(imageData, offset, fileSize - offset);
            offset += bytesRead;/*  www . ja va  2s.c o  m*/
        }

        istream.close();
    } else
        Log.d(TAG, "fileSize is 0! skipping");

    // clean up
    connection.disconnect();

    return imageData;
}

From source file:PipedBytes.java

public static void readStuff(InputStream rawIn) {
    try {/*  w  w  w.  ja v a 2 s.c o m*/
        DataInputStream in = new DataInputStream(new BufferedInputStream(rawIn));

        boolean eof = false;
        while (!eof) {
            try {
                int i = in.readInt();
                System.out.println("just read: " + i);
            } catch (EOFException eofx) {
                eof = true;
            }
        }

        System.out.println("Read all data from the pipe");
    } catch (IOException x) {
        x.printStackTrace();
    }
}

From source file:Main.java

public static void downloadImage(String imageUrl) {
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        Log.d("TAG", "monted sdcard");
    } else {//w  w w  .j  a  va 2  s  . c om
        Log.d("TAG", "has no sdcard");
    }
    HttpURLConnection con = null;
    FileOutputStream fos = null;
    BufferedOutputStream bos = null;
    BufferedInputStream bis = null;
    File imageFile = null;
    try {
        URL url = new URL(imageUrl);
        con = (HttpURLConnection) url.openConnection();
        con.setConnectTimeout(5 * 1000);
        con.setReadTimeout(15 * 1000);
        con.setDoInput(true);
        con.setDoOutput(true);
        bis = new BufferedInputStream(con.getInputStream());
        imageFile = new File(getImagePath(imageUrl));
        fos = new FileOutputStream(imageFile);
        bos = new BufferedOutputStream(fos);
        byte[] b = new byte[1024];
        int length;
        while ((length = bis.read(b)) != -1) {
            bos.write(b, 0, length);
            bos.flush();
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            if (bis != null) {
                bis.close();
            }
            if (bos != null) {
                bos.close();
            }
            if (con != null) {
                con.disconnect();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    if (imageFile != null) {
    }
}