manually serialize/deserialize android bundle

gistfile1.java

private String serializeBundle(final Bundle bundle) {
    String base64 = null;
    final Parcel parcel = Parcel.obtain();
    try {
        parcel.writeBundle(bundle);
        final ByteArrayOutputStream bos = new ByteArrayOutputStream();
        final GZIPOutputStream zos = new GZIPOutputStream(new BufferedOutputStream(bos));
        zos.write(parcel.marshall());
        zos.close();
        base64 = Base64.encodeToString(bos.toByteArray(), 0);
    } catch(IOException e) {
        e.printStackTrace();
        base64 = null;
    } finally {
        parcel.recycle();
    }
    return base64;
}

private Bundle deserializeBundle(final String base64) {
    Bundle bundle = null;
    final Parcel parcel = Parcel.obtain();
    try {
        final ByteArrayOutputStream byteBuffer = new ByteArrayOutputStream();
        final byte[] buffer = new byte[1024];
        final GZIPInputStream zis = new GZIPInputStream(new ByteArrayInputStream(Base64.decode(base64, 0)));
        int len = 0;
        while ((len = zis.read(buffer)) != -1) {
            byteBuffer.write(buffer, 0, len);
        }
        zis.close();
        parcel.unmarshall(byteBuffer.toByteArray(), 0, byteBuffer.size());
        parcel.setDataPosition(0);
        bundle = parcel.readBundle();
    } catch (IOException e) {
        e.printStackTrace();
        bundle = null;
    }  finally {
        parcel.recycle();
    }

    return bundle;
}