Example usage for java.io ByteArrayOutputStream ByteArrayOutputStream

Introduction

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

Prototype

public ByteArrayOutputStream()

Source Link

Document

Creates a new ByteArrayOutputStream .

Usage

From source file:Main.java

static byte[] streamToBytes(InputStream paramInputStream) throws IOException {
    ByteArrayOutputStream localByteArrayOutputStream = new ByteArrayOutputStream();
    if (paramInputStream != null) {
        byte[] arrayOfByte = new byte[4096];
        while (true) {
            int i = paramInputStream.read(arrayOfByte);
            if (i == -1)
                break;
            localByteArrayOutputStream.write(arrayOfByte, 0, i);
        }/*from   w  w w .  j  a  va2  s .c om*/
    }
    return localByteArrayOutputStream.toByteArray();
}

From source file:Main.java

private static String toString(InputStream is) throws IOException {

    byte[] bytes = new byte[1024];
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    int lidos;/* ww w  .  j a v  a2 s  .c  o m*/
    while ((lidos = is.read(bytes)) > 0) {
        baos.write(bytes, 0, lidos);
    }
    return new String(baos.toByteArray());
}

From source file:Main.java

public static InputStream getInputStreamFromBitmap(Bitmap bitmap) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
    InputStream isBm = new ByteArrayInputStream(baos.toByteArray());
    return isBm;//from w  w w  .  j  a  va2s  .  c  o m
}

From source file:Main.java

public static byte[] ObjectToByte(Object obj) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    ObjectOutput out = null;/* w ww  .  ja v  a2  s . c o  m*/

    try {
        out = new ObjectOutputStream(bos);

        out.writeObject(obj);

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    byte[] Bytes = bos.toByteArray();

    return Bytes;

}

From source file:Main.java

public static byte[] objectToByte(Object obj) throws Exception {
    ObjectOutputStream oos = null;
    try {//from w w w  .j  a v a 2  s .c  om
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        oos = new ObjectOutputStream(bos);
        oos.writeObject(obj);
        return bos.toByteArray();
    } finally {
        if (oos != null)
            oos.close();
    }
}

From source file:Main.java

public static InputStream Bitmap2InputStream(Bitmap bm, int quality) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(Bitmap.CompressFormat.PNG, quality, baos);
    InputStream is = new ByteArrayInputStream(baos.toByteArray());
    return is;/* w ww.  j a va 2  s  .c  o m*/
}

From source file:Main.java

public static byte[] getBitmapData(Bitmap bmp) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    bmp.compress(CompressFormat.JPEG, 100, bos);
    byte[] bitmapdata = bos.toByteArray();

    return bitmapdata;
}

From source file:Main.java

public static String encodeImageBase64(Bitmap bitmap) {
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, outputStream);
    return Base64.encodeToString(outputStream.toByteArray(), Base64.DEFAULT);
}

From source file:Main.java

public static byte[] downloadImageFromURL(String strUrl) throws Exception {
    InputStream in;//w  w w  .j  a v a2s . c  o  m
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    URL url = new URL(strUrl);
    in = new BufferedInputStream(url.openStream());
    byte[] buf = new byte[2048];
    int n = 0;
    while (-1 != (n = in.read(buf))) {
        out.write(buf, 0, n);
    }
    out.close();
    in.close();
    byte[] response = out.toByteArray();
    FileOutputStream fos = new FileOutputStream("/Users/image.jpg");
    fos.write(response);
    fos.close();
    return response;
}

From source file:Main.java

private static String getStringFromException(Throwable e) {
    String result = "";
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    PrintStream ps = new PrintStream(bos);
    e.printStackTrace(ps);/*from  w  w w  . ja v  a  2  s  .  com*/
    try {
        result = bos.toString("utf-8");
    } catch (UnsupportedEncodingException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }
    return result;
}