Example usage for java.io ByteArrayOutputStream toByteArray

Introduction

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

Prototype

public synchronized byte[] toByteArray()

Source Link

Document

Creates a newly allocated byte array.

Usage

From source file:com.github.khandroid.http.misc.FileDownloader.java

public static byte[] download(HttpClient httpClient, URI source) throws ClientProtocolException, IOException {
    byte[] ret;//from   w ww.  j  a v a 2s . c  om

    KhandroidLog.v("Downloading " + source.toString());
    HttpGet req = new HttpGet(source);
    HttpResponse response = httpClient.execute(req);
    StatusLine statusLine = response.getStatusLine();
    int statusCode = statusLine.getStatusCode();
    KhandroidLog.v("Status code:" + statusCode);
    if (statusCode == 200) {
        HttpEntity entity = response.getEntity();

        ByteArrayOutputStream output = new ByteArrayOutputStream();

        entity.writeTo(output);
        output.close();

        ret = output.toByteArray();
    } else {
        throw new IOException(
                "Download failed, HTTP response code " + statusCode + " - " + statusLine.getReasonPhrase());
    }
    req.releaseConnection();

    return ret;
}

From source file:Main.java

public static byte[] bmpToByteArray(final Bitmap bmp, final boolean needRecycle) {
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    bmp.compress(CompressFormat.PNG, 100, output);
    if (needRecycle) {
        bmp.recycle();/*w  ww  . ja va 2  s .com*/
    }

    byte[] result = output.toByteArray();
    try {
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return result;
}

From source file:com.mebigfatguy.polycasso.URLFetcher.java

/**
 * retrieve arbitrary data found at a specific url
 * - either http or file urls/*  ww  w  .jav a 2  s .  c  om*/
 * for http requests, sets the user-agent to mozilla to avoid
 * sites being cranky about a java sniffer
 * 
 * @param url the url to retrieve
 * @param proxyHost the host to use for the proxy
 * @param proxyPort the port to use for the proxy
 * @return a byte array of the content
 * 
 * @throws IOException the site fails to respond
 */
public static byte[] fetchURLData(String url, String proxyHost, int proxyPort) throws IOException {
    HttpURLConnection con = null;
    InputStream is = null;

    try {
        URL u = new URL(url);
        if (url.startsWith("file://")) {
            is = new BufferedInputStream(u.openStream());
        } else {
            Proxy proxy;
            if (proxyHost != null) {
                proxy = new Proxy(Type.HTTP, new InetSocketAddress(proxyHost, proxyPort));
            } else {
                proxy = Proxy.NO_PROXY;
            }
            con = (HttpURLConnection) u.openConnection(proxy);
            con.addRequestProperty("User-Agent",
                    "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.6 (KHTML, like Gecko) Chrome/20.0.1092.0 Safari/536.6");
            con.addRequestProperty("Accept-Charset", "UTF-8");
            con.addRequestProperty("Accept-Language", "en-US,en");
            con.addRequestProperty("Accept", "text/html,image/*");
            con.setDoInput(true);
            con.setDoOutput(false);
            con.connect();

            is = new BufferedInputStream(con.getInputStream());
        }

        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IOUtils.copy(is, baos);
        return baos.toByteArray();
    } finally {
        IOUtils.closeQuietly(is);
        if (con != null) {
            con.disconnect();
        }
    }
}

From source file:Main.java

public static byte[] compressToBytes(Bitmap bitmap, int quality) {
    ByteArrayOutputStream baos = null;
    try {/* w ww. j  a va 2  s. co m*/
        baos = new ByteArrayOutputStream(65536);
        bitmap.compress(CompressFormat.PNG, quality, baos);
        return baos.toByteArray();
    } finally {
        try {
            baos.flush();
            baos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:Main.java

public static byte[] bmpToByteArray(final Bitmap bmp, final boolean needRecycle) {
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    bmp.compress(Bitmap.CompressFormat.JPEG, 80, output);
    if (needRecycle) {
        bmp.recycle();/* w  w  w . j a v  a  2  s  . com*/
    }
    byte[] result = output.toByteArray();
    try {
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

From source file:Main.java

public static byte[] getFileByte(InputStream is) {
    try {/*from w w  w.j av a2  s  .c  o m*/
        byte[] buffer = new byte[1024];
        int len = -1;
        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        while ((len = is.read(buffer)) != -1) {
            outStream.write(buffer, 0, len);
        }
        byte[] data = outStream.toByteArray();
        outStream.close();
        is.close();
        return data;
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

/**
 * Bitmap -> byte/*from   ww  w. j  av a2  s.  co  m*/
 * 
 * @param bitmap
 * @return
 */
public static byte[] bitmapToByte(Bitmap bitmap) {
    try {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
        bitmap.recycle();
        bitmap = null;
        byte[] array = out.toByteArray();
        return array;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static byte[] bitmapToBytes(Bitmap bitmap, Bitmap.CompressFormat format) {
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    if (format == null) {
        format = Bitmap.CompressFormat.PNG;
    }//from  ww w  .  j a  v a 2s  .  c  o m

    bitmap.compress(format, 100, stream);
    byte[] byteArray = stream.toByteArray();
    return byteArray;
}

From source file:com.github.harmanpa.jrecon.utils.Compression.java

public static byte[] compress(byte[] data) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream(128);
    OutputStream os = new BZip2CompressorOutputStream(baos);
    os.write(data);//from w  w w. ja  v a 2 s  .  c o m
    os.close();
    return baos.toByteArray();
}

From source file:com.lewie9021.videothumbnail.VideoThumbnail.java

public static String encodeTobase64(Bitmap image) {
    Bitmap bmImage = image;//from  w  w w.  j a v  a 2  s  .  c  om

    ByteArrayOutputStream byteArrayData = new ByteArrayOutputStream();
    bmImage.compress(Bitmap.CompressFormat.JPEG, 100, byteArrayData);
    byte[] byteData = byteArrayData.toByteArray();
    String encodedImage = Base64.encodeToString(byteData, Base64.DEFAULT);

    return encodedImage;
}