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:Main.java

private static String toString(InputStream is) throws IOException {

    byte[] bytes = new byte[1024];
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    int lidos;/* www. j  a  va2  s. co  m*/
    while ((lidos = is.read(bytes)) > 0) {
        baos.write(bytes, 0, lidos);
    }
    return new String(baos.toByteArray());
}

From source file:Main.java

public static boolean saveDrawabletoFile(Context c, Drawable d, File file) {
    //create a file to write bitmap data
    try {/*from w ww  .  ja  v  a2  s  .c  o m*/
        file.createNewFile();
        //Convert bitmap to byte array
        Bitmap bitmap = ((BitmapDrawable) d).getBitmap();
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        bitmap.compress(CompressFormat.PNG, 0 /*ignored for PNG*/, bos);
        byte[] bitmapdata = bos.toByteArray();

        //write the bytes in file
        FileOutputStream fos = new FileOutputStream(file);
        fos.write(bitmapdata);
        fos.flush();
        fos.close();
        return true;
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return false;
}

From source file:Main.java

private static byte[] readInputStream(InputStream inputStream) throws IOException {
    byte[] buffer = new byte[8192];
    int len = 0;/*from   w w w.j av  a  2s . c  o m*/
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    while ((len = inputStream.read(buffer)) != -1) {
        bos.write(buffer, 0, len);
    }
    bos.close();
    return bos.toByteArray();
}

From source file:Main.java

public static byte[] serialize(Object obj) throws Exception {
    //System.err.println(" ser ##"+obj);
    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    ObjectOutputStream oout = new ObjectOutputStream(bout);
    oout.writeObject(obj);//from  w w w. ja v  a2  s  .c  o m
    oout.flush();
    byte array[] = bout.toByteArray();
    oout.close();
    bout.close();
    //System.err.println(" ser #"+new String(array));
    return array;
}

From source file:Main.java

public static byte[] readStream(InputStream inStream) throws Exception {
    byte[] buffer = new byte[1024];
    int len = -1;
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    while ((len = inStream.read(buffer)) != -1) {
        outStream.write(buffer, 0, len);
    }//www.jav a2s .  c o  m
    byte[] data = outStream.toByteArray();
    outStream.close();
    inStream.close();
    return data;

}

From source file:com.vaadin.testbench.testutils.ImageLoader.java

public static String loadImageToString(String folder, String filename) throws IOException {
    BufferedImage img = loadImage(folder, filename);
    final ByteArrayOutputStream outStream = new ByteArrayOutputStream();

    ImageIO.write(img, "png", outStream);
    return new String(Base64.encodeBase64(outStream.toByteArray()));
}

From source file:Main.java

public static final byte[] serialize(Object o) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream oos = new ObjectOutputStream(baos);
    oos.writeObject(o);/* www  .ja va  2s .c om*/
    oos.flush();
    oos.close();
    return baos.toByteArray();
}

From source file:Main.java

/**
 * @param context//from   w  ww. j a  va2 s  . c  o m
 * @param data
 * @return
 */
@Nullable
public static byte[] retrieveSelectedImage(@NonNull Context context, @NonNull Intent data) {
    InputStream inStream = null;
    Bitmap bitmap = null;
    try {
        inStream = context.getContentResolver().openInputStream(data.getData());
        bitmap = BitmapFactory.decodeStream(inStream);
        final ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, outStream);
        return outStream.toByteArray();
    } catch (FileNotFoundException e) {
        return null;
    } finally {
        if (inStream != null) {
            try {
                inStream.close();
            } catch (IOException ignored) {
            }
        }
        if (bitmap != null) {
            bitmap.recycle();
        }
    }
}

From source file:Main.java

public static byte[] doZip(byte[] data) throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    java.util.zip.GZIPOutputStream gout = new GZIPOutputStream(out);
    gout.write(data);//from   w  ww . j a v  a  2s. c o m
    gout.close();
    return out.toByteArray();
}

From source file:org.jenkinsci.plugins.fabric8.support.JSONHelper.java

public static HttpResponse jsonResponse(final Object payload) {
    return new HttpResponse() {
        @Override/*  www. j  a v a2 s. c o  m*/
        public void generateResponse(StaplerRequest request, StaplerResponse response, Object node)
                throws IOException, ServletException {
            response.setContentType("application/json");
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            objectMapper.writeValue(buffer, payload);
            response.getOutputStream().write(buffer.toByteArray());
        }
    };
}