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

private static byte[] createZip(Map<String, byte[]> files) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ZipOutputStream zf = new ZipOutputStream(bos);
    Iterator<String> it = files.keySet().iterator();
    String fileName = null;/*from  w  w w  .  java2  s  .c o  m*/
    ZipEntry ze = null;

    while (it.hasNext()) {
        fileName = it.next();
        ze = new ZipEntry(fileName);
        zf.putNextEntry(ze);
        zf.write(files.get(fileName));
    }
    zf.close();

    return bos.toByteArray();
}

From source file:Main.java

public static List copyBySerialize(List src) throws IOException, ClassNotFoundException {
    ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
    ObjectOutputStream out = new ObjectOutputStream(byteOut);
    out.writeObject(src);/*  w w  w .ja  v a  2s  .  com*/

    ByteArrayInputStream byteIn = new ByteArrayInputStream(byteOut.toByteArray());
    ObjectInputStream in = new ObjectInputStream(byteIn);
    List dest = (List) in.readObject();
    return dest;
}

From source file:Main.java

/**
 * Convert a Bitmap into a byte Array//www .j  av  a 2 s .c  o m
 * @param bitmap
 * @return
 */
public static byte[] convertBitmapToByte(Bitmap bitmap) {
    try {
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
        byte[] byteArray = stream.toByteArray();
        return byteArray;
    } catch (Exception e) {
        return null;
    }
}

From source file:Main.java

public static String decompress(byte[] bytes) {
    try {//from  w  ww.ja v  a  2s  . co m
        InputStream in = new GZIPInputStream(new ByteArrayInputStream(bytes));
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[262144]; // about 300kb
        int len;
        while ((len = in.read(buffer)) > 0)
            baos.write(buffer, 0, len);
        return new String(baos.toByteArray(), "UTF-8");
    } catch (Exception e) {
        return "";
    }
}

From source file:Main.java

public static Uri writeToTempImageAndGetPathUri(Context inContext, Bitmap inImage) {
    ByteArrayOutputStream bytes = new ByteArrayOutputStream();
    inImage.compress(Bitmap.CompressFormat.JPEG, 100, bytes);
    String path = MediaStore.Images.Media.insertImage(inContext.getContentResolver(), inImage, "Title", null);
    return Uri.parse(path);
}

From source file:Main.java

/**
 * TODO doc//from  ww  w  .  j a v a  2  s .c  o  m
 *
 * @param photoBitmap
 * @return
 */
public static byte[] toByteArray(Bitmap photoBitmap) throws IOException {
    ByteArrayOutputStream blob = new ByteArrayOutputStream();
    photoBitmap.compress(Bitmap.CompressFormat.PNG, 0 /*ignored for PNG*/, blob);
    byte[] photoByteArray = blob.toByteArray();
    blob.close();
    return photoByteArray;
}

From source file:Main.java

public static String getStringFromResRaw(int iResId, Resources resources) {
    InputStream inputStream = resources.openRawResource(iResId);
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();

    int iLen = -1;
    byte[] buffer = new byte[512];
    try {/*from   w ww .  ja  v a  2  s  . c om*/
        while (-1 != (iLen = inputStream.read(buffer)))
            outputStream.write(buffer, 0, iLen);
        inputStream.close();
        return new String(outputStream.toByteArray());
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }

}

From source file:Main.java

public static Bitmap compressByLimit(Bitmap bitmap, int limitSize) {
    if (bitmap == null) {
        return null;
    }//from   ww w  .  j av  a 2  s .c  o m
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    int options = 100;
    bitmap.compress(Bitmap.CompressFormat.JPEG, options, baos);
    while (baos.size() > limitSize && options > 0) {
        options--;
        baos.reset();
        bitmap.compress(Bitmap.CompressFormat.JPEG, options, baos);
    }
    byte[] compressedData = baos.toByteArray();
    return BitmapFactory.decodeByteArray(compressedData, 0, compressedData.length);
}

From source file:Main.java

public static byte[] ObjectToByte(Serializable obj) {
    byte[] bytes = null;
    try {/*  w  w  w  .j  av a 2  s  .co m*/
        // object to bytearray
        ByteArrayOutputStream bo = new ByteArrayOutputStream();
        ObjectOutputStream oo = new ObjectOutputStream(bo);
        oo.writeObject(obj);

        bytes = bo.toByteArray();

        bo.close();
        oo.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return bytes;
}

From source file:Main.java

public static String soapMessageToString(SOAPMessage message) {
    String result = null;/*from  w  ww. ja v  a  2s .co  m*/
    if (message != null) {
        ByteArrayOutputStream baos = null;
        try {
            baos = new ByteArrayOutputStream();
            message.writeTo(baos);
            result = baos.toString();
        } catch (Exception e) {
        } finally {
            if (baos != null) {
                try {
                    baos.close();
                } catch (IOException ioe) {
                }
            }
        }
    }
    return result;
}