xMiUq44L

1public class Encrypt extends Application {
2    private final SecretKeyProvider secretKeyProvider = new SecretKeyProvider();
3
4
5    public byte[] makeAes(byte[] rawMessage, int cipherMode, ChatContext chatContext) {
6        try {
7            Cipher cipher = Cipher.getInstance("AES");
8            SecretKey secretKey = secretKeyProvider.getKey(chatContext);
9            cipher.init(cipherMode, secretKey);
10            byte[] output = cipher.doFinal(rawMessage);
11            return output;
12
13        } catch (Exception e) {
14            e.printStackTrace();
15            return null;
16        }
17    }
18}