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

public static String objectToString(Serializable object) {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {//from w w  w .ja  v  a2 s .c  o  m
        new ObjectOutputStream(out).writeObject(object);
        byte[] data = out.toByteArray();
        out.close();

        out = new ByteArrayOutputStream();
        Base64OutputStream b64 = new Base64OutputStream(out, Base64.DEFAULT);
        b64.write(data);
        b64.close();
        out.close();

        return new String(out.toByteArray());
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

/**
 * Returns a byte array from the given object.
 * /*from  w  w  w . j a v  a  2 s .  c o  m*/
 * @param object
 *            to convert
 * @return byte array from the object
        
 */
public static byte[] objectToBytes(Object object) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream os = new ObjectOutputStream(baos);
    os.writeObject(object);
    return baos.toByteArray();
}

From source file:Main.java

@Deprecated
public static void writeBitmapAttribute(XmlSerializer out, String name, Bitmap value) throws IOException {
    if (value != null) {
        final ByteArrayOutputStream os = new ByteArrayOutputStream();
        value.compress(CompressFormat.PNG, 90, os);
        writeByteArrayAttribute(out, name, os.toByteArray());
    }//  w  w w . j a va2s.co m
}

From source file:Main.java

/**
 * Write an XML document out to a byte array in UTF-8
 * @param document - the document to write.
 * @param indent - the indent level./*ww w .ja  v a  2 s .c o  m*/
 * @return The XML as a byte array
 */
public static byte[] writeXmlDocumentToByteArray(Document document, int indent) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    writeXmlDocumentToStream(document, baos, indent);
    return baos.toByteArray();
}

From source file:Main.java

private static byte[] readFully(InputStream input) throws IOException {
    byte[] buffer = new byte[8192];
    int bytesRead;
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    while ((bytesRead = input.read(buffer)) != -1) {
        output.write(buffer, 0, bytesRead);
    }/*from ww w.j a va2  s.c o  m*/
    return output.toByteArray();
}

From source file:Main.java

/**
 * Converts a bitmap into an inputstream
 * @param image the bitmap/*www.ja  va2s.c  o m*/
 * @return the inputstream
 */
public static InputStream convertBitmap(Bitmap image) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    image.compress(CompressFormat.PNG, 0 /* ignored for PNG */, bos);
    byte[] bitmapdata = bos.toByteArray();
    return new ByteArrayInputStream(bitmapdata);
}

From source file:Main.java

public static Bitmap compressBmpFromBmp(Bitmap image) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    int options = 100;
    image.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    while (baos.toByteArray().length / 1024 > 100) {
        baos.reset();//ww  w. ja v a  2 s.  c o  m
        options -= 10;
        image.compress(Bitmap.CompressFormat.JPEG, options, baos);
    }
    ByteArrayInputStream isBm = new ByteArrayInputStream(baos.toByteArray());
    Bitmap bitmap = BitmapFactory.decodeStream(isBm, null, null);
    return bitmap;
}

From source file:azkaban.utils.GZIPUtils.java

public static byte[] unGzipBytes(byte[] bytes) throws IOException {
    ByteArrayInputStream byteInputStream = new ByteArrayInputStream(bytes);
    GZIPInputStream gzipInputStream = new GZIPInputStream(byteInputStream);

    ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream();
    IOUtils.copy(gzipInputStream, byteOutputStream);

    return byteOutputStream.toByteArray();
}

From source file:Main.java

public static Bitmap compressImage(Bitmap image) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    image.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    int options = 100;
    while (baos.toByteArray().length / 1024 > 100) {
        options -= 10;/*from w  w  w .  j a  va  2  s .c o  m*/
        if (options > 0) {
            baos.reset();
            image.compress(Bitmap.CompressFormat.JPEG, options, baos);
        }
    }
    ByteArrayInputStream isBm = new ByteArrayInputStream(baos.toByteArray());
    return BitmapFactory.decodeStream(isBm, null, null);
}

From source file:Main.java

public static byte[] toByteArray(final Bitmap bmp, boolean recycle) {
    byte[] result = null;
    if (bmp != null) {
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        bmp.compress(Bitmap.CompressFormat.JPEG, 85, output);
        result = output.toByteArray();
        if (recycle) {
            bmp.recycle();// w w  w.  j av  a 2 s  . c o m
        }
    }
    return result;
}