Example usage for java.io ByteArrayInputStream ByteArrayInputStream

Introduction

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

Prototype

public ByteArrayInputStream(byte buf[])

Source Link

Document

Creates a ByteArrayInputStream so that it uses buf as its buffer array.

Usage

From source file:Main.java

private static InputStream bitmapToStream(Bitmap bitmap) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bitmap.compress(CompressFormat.PNG, 100, baos);
    InputStream sbs = new ByteArrayInputStream(baos.toByteArray());
    return sbs;//  www. j ava2s . c o m
}

From source file:Main.java

public static InputStream bitmap2InputStream4Gif(Bitmap bm) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(Bitmap.CompressFormat.WEBP, 100, baos);
    InputStream is = new ByteArrayInputStream(baos.toByteArray());
    return is;//from   ww  w  .  ja  v a2 s  .  c  o m
}

From source file:Main.java

public static InputStream getInputStream(Bitmap bitmap) {
    ByteArrayOutputStream bStream = new ByteArrayOutputStream();

    bitmap.compress(CompressFormat.JPEG, 100, bStream);

    return new ByteArrayInputStream(bStream.toByteArray());
}

From source file:Main.java

public static InputStream bitmap2InputStream(Bitmap bm) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    InputStream is = new ByteArrayInputStream(baos.toByteArray());
    return is;//from w  w w. j a  va 2  s  . com
}

From source file:Main.java

public static boolean hasValidXmlDeclaration(byte[] doc) throws Exception {
    try {//from www  .  jav  a 2 s  .  c  o m
        XMLStreamReader r = xif.createXMLStreamReader(new ByteArrayInputStream(doc), null);
        if (!"UTF-8".equalsIgnoreCase(r.getEncoding()))
            return false;
        if (!"1.0".equals(r.getVersion()))
            return false;

        r.close();
        return true;
    } catch (XMLStreamException e) {
        throw new Exception("Unable to parse xml", e);
    }
}

From source file:Main.java

public static byte[] getCompressedImage(byte[] rgb) {

    BufferedImage image;/*from ww w  . ja  v a 2s.c om*/
    int width;
    int height;

    try {
        image = ImageIO.read(new ByteArrayInputStream(rgb));
        width = image.getWidth();
        height = image.getHeight();

        for (int i = 0; i < height; i++) {

            for (int j = 0; j < width; j++) {

                Color c = new Color(image.getRGB(j, i));
                int red = (int) (c.getRed() * 0.299);
                int green = (int) (c.getGreen() * 0.587);
                int blue = (int) (c.getBlue() * 0.114);
                Color newColor = new Color(red + green + blue,

                        red + green + blue, red + green + blue);

                image.setRGB(j, i, newColor.getRGB());
            }
        }

        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ImageIO.write(image, "jpg", baos);
        baos.flush();
        byte[] imageInByte = baos.toByteArray();
        baos.close();

        return imageInByte;

    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static List String2SceneList(String SceneListString) throws IOException, ClassNotFoundException {

    byte[] mobileBytes = Base64.decode(SceneListString.getBytes(), Base64.DEFAULT);
    ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(mobileBytes);
    ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);
    List SceneList = (List) objectInputStream.readObject();
    objectInputStream.close();//from   w w  w  .  j  a va 2s  .  c  o  m

    return SceneList;
}

From source file:Main.java

public static InputStream bitmap2InputStream(Bitmap bm, Bitmap.CompressFormat format, int quality) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(format, quality, baos);/*w  w w .j av a2  s.c o  m*/
    InputStream is = new ByteArrayInputStream(baos.toByteArray());
    return is;
}

From source file:Main.java

public static Element parseElement(String xml) {
    try {//from w w  w.ja va2s  . c o m
        DocumentBuilderFactory dbfac = DocumentBuilderFactory.newInstance();
        DocumentBuilder docBuilder = dbfac.newDocumentBuilder();
        Document doc = docBuilder.parse(new ByteArrayInputStream(xml.getBytes()));
        return doc.getDocumentElement();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static Element byteArrayToElement(byte[] cont) {
    if (cont == null || cont.length <= 0)
        return null;

    try {/*from  www.j a v a 2 s .c om*/
        ByteArrayInputStream bais = new ByteArrayInputStream(cont);
        DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
        docBuilderFactory.setNamespaceAware(false);
        docBuilderFactory.setValidating(false);
        DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder();

        InputSource is = new InputSource(bais);
        // is.setEncoding("gb2312");
        Document doc = docBuilder.parse(is);
        return doc.getDocumentElement();
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}