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

public static ByteArrayInputStream Bitmap2InputStream(Bitmap bm) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    ByteArrayInputStream is = new ByteArrayInputStream(baos.toByteArray());
    return is;/*  w  w w . ja  va 2s  .co  m*/
}

From source file:Main.java

public static String exception2String(Exception e) {
    ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
    PrintWriter err = new PrintWriter(arrayOutputStream);
    e.printStackTrace(err);/*ww  w.  ja v  a  2 s  .  c o m*/
    err.close();
    try {
        arrayOutputStream.close();
    } catch (IOException e1) {
    }
    return arrayOutputStream.toString();
}

From source file:Main.java

public static String getBase64FromBitmap(Bitmap bitmap) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
    byte[] byteArray = byteArrayOutputStream.toByteArray();
    return Base64.encodeToString(byteArray, Base64.DEFAULT);
}

From source file:Main.java

public static byte[] getBytes(InputStream in) {

    try {/*ww  w . ja  v  a 2s .c  o m*/
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[8192];
        int len = 0;
        while ((len = in.read(buffer)) != -1)
            baos.write(buffer, 0, len);
        in.close();
        return baos.toByteArray();
    } catch (IOException e) {
        return null;
    }
}

From source file:Main.java

public static byte[] getByteArray(InputStream is) throws IOException {
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    int nRead;/*from ww w .j  ava2s  .  c om*/
    byte[] data = new byte[16384];

    while ((nRead = is.read(data, 0, data.length)) != -1) {
        buffer.write(data, 0, nRead);
    }
    buffer.flush();
    return buffer.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);//from   w  w w  .  j  a v  a2 s .  c om
    oos.flush();
    oos.close();
    return baos.toByteArray();
}

From source file:Main.java

public static byte[] readStream(InputStream is) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buf = new byte[1024 * 10];
    int readlen;//from w  w w . ja v  a2s . c o m
    while ((readlen = is.read(buf)) >= 0) {
        baos.write(buf, 0, readlen);
    }
    baos.close();

    return baos.toByteArray();
}

From source file:Main.java

public static byte[] getBytes(Bitmap bitmap) {
    if (bitmap == null)
        return null;
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 0, stream);
    return stream.toByteArray();
}

From source file:Main.java

public static byte[] convertBitmapToByteArray(Bitmap bitmap) {
    if (bitmap != null) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        // TODO see if it raise problems
        bitmap.compress(Bitmap.CompressFormat.JPEG, 80, baos);
        return baos.toByteArray();
    } else {//from w ww  .j ava2 s. co m
        return null;
    }
}

From source file:Main.java

public static String readFromStream(InputStream in) throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    int len = 0;/*from w  w  w .j  a  va  2  s .co m*/
    byte[] buf = new byte[1024];
    if ((len = in.read(buf)) != -1) {
        out.write(buf, 0, len);
    }
    String result = out.toString();
    in.close();
    out.close();
    return result;
}