protected byte[] loadFile(File file) throws IOException {
FileInputStream in = new FileInputStream(file);
ByteArrayOutputStream out = new ByteArrayOutputStream((int) file.length());
byte[] buffer = new byte[4000];
int count;
while ((count = in.read(buffer)) > 0) {
out.write(buffer, 0, count);
}
in.close();
out.close();
return out.toByteArray();
}
