Example usage for android.util Base64 encodeToString

Introduction

In this page you can find the example usage for android.util Base64 encodeToString.

Prototype

public static String encodeToString(byte[] input, int flags)

Source Link

Document

Base64-encode the given data and return a newly allocated String with the result.

Usage

From source file:Main.java

public static String convertBitmapToString(Bitmap bitmap) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.JPEG, 50, baos);
    byte[] b = baos.toByteArray();
    String temp = null;/*w  ww.j av a2s . com*/
    try {
        System.gc();
        temp = Base64.encodeToString(b, Base64.DEFAULT);
    } catch (Exception e) {
        e.printStackTrace();
    } catch (OutOfMemoryError e) {
        baos = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.JPEG, 50, baos);
        b = baos.toByteArray();
        temp = Base64.encodeToString(b, Base64.DEFAULT);
    }
    return temp;
}

From source file:Main.java

public static String openAsBase64(String imgPath) {
    Bitmap photo = BitmapFactory.decodeFile(imgPath);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    photo.compress(Bitmap.CompressFormat.JPEG, 85, baos);
    byte[] b = baos.toByteArray();
    photo.recycle();//from  w  w  w .j a v a  2  s .c o m
    return Base64.encodeToString(b, Base64.DEFAULT);

}

From source file:Main.java

/**
 * This method converts bitmap to base64 string.
 * // ww  w.j  a  v  a2  s  .c  o  m
 * @param bitmap
 * @return base64EncodedImage
 */
public static String encodeTobase64(Bitmap bitmap) {
    // TODO Auto-generated method stub
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    byte[] b = baos.toByteArray();
    return Base64.encodeToString(b, Base64.DEFAULT);
}

From source file:Main.java

public static String serialize(Bitmap poster) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    poster.compress(FORMAT, QUALITY, byteArrayOutputStream);
    return Base64.encodeToString(byteArrayOutputStream.toByteArray(), BASE64_FLAGS);
}

From source file:Main.java

public static String encrypt(String data, String key) throws Exception {
    try {/*from www.jav  a 2  s .co  m*/
        Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
        byte[] base64Key = Base64.decode(key, Base64.DEFAULT);
        SecretKeySpec keyspec = new SecretKeySpec(base64Key, "AES");
        cipher.init(Cipher.ENCRYPT_MODE, keyspec);
        byte[] encrypted = cipher.doFinal(data.getBytes("UTF-8"));
        return Base64.encodeToString(encrypted, Base64.DEFAULT);
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

public static String convertToBase64(Bitmap bmp) {
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    bmp.compress(Bitmap.CompressFormat.JPEG, 80, stream);
    byte[] byteArray = stream.toByteArray();
    try {//from  w ww .ja  v a2s .  c  o m
        stream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return Base64.encodeToString(byteArray, Base64.DEFAULT);
}

From source file:Main.java

public static String encodeToStringBySystem(byte[] data, int Base64Flags) {

    return Base64.encodeToString(data, Base64Flags);
}

From source file:Main.java

public static String generateShortUuid() {
    UUID uuid = UUID.randomUUID();
    MessageDigest md = null;/*w  w  w.  jav  a2s . c om*/
    try {
        md = MessageDigest.getInstance("SHA-256");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return uuid.toString();
    }

    md.update(uuid.toString().getBytes());
    byte[] digest = md.digest();

    return Base64.encodeToString(digest, Base64.URL_SAFE | Base64.NO_WRAP | Base64.NO_PADDING).substring(0, 20);
}

From source file:Main.java

public static String createHMACWithMD5(String source, String key)
        throws NoSuchAlgorithmException, InvalidKeyException {
    Mac hmac = Mac.getInstance("HmacMD5");
    SecretKeySpec secretKey = new SecretKeySpec(key.getBytes(), hmac.getAlgorithm());
    hmac.init(secretKey);//from ww w  .j a  va  2  s  . c om

    byte[] signature = hmac.doFinal(source.getBytes());
    return Base64.encodeToString(signature, Base64.DEFAULT);
}

From source file:Main.java

public static String bitmapToString(String filePath) {

    Bitmap bm = getSmallBitmap(filePath);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(CompressFormat.JPEG, 40, baos);
    byte[] b = baos.toByteArray();
    return Base64.encodeToString(b, Base64.DEFAULT);
}