class Utils {
public final static int byteArrayToInt(byte[] b) {
if (b.length != 4) {
return 0;
}
// little endian
int i = (((b[3] & 0xff) << 24) | ((b[2] & 0xff) << 16) | ((b[1] & 0xff) << 8)
| (b[0] & 0xff));
return i;
}
}