/** Initializes Java cryptography provider */
private void initProvider() throws DigiDocException {
try {
m_secProvider =
(Provider)
Class.forName(ConfigManager.instance().getProperty("DIGIDOC_SECURITY_PROVIDER"))
.newInstance();
Security.addProvider(m_secProvider);
} catch (Exception ex) {
m_secProvider = null;
DigiDocException.handleException(ex, DigiDocException.ERR_CRYPTO_PROVIDER);
}
}
void initCipher() {
try {
b64Decoder = new BASE64Decoder();
b64Encoder = new BASE64Encoder();
Provider sunJce = new com.sun.crypto.provider.SunJCE();
Security.addProvider(sunJce);
byte[] raw = b64Decoder.decodeBuffer(key);
SecretKeySpec skeySpec = new SecretKeySpec(raw, "Blowfish");
deCipher = Cipher.getInstance("Blowfish");
deCipher.init(Cipher.DECRYPT_MODE, skeySpec);
enCipher = Cipher.getInstance("Blowfish");
enCipher.init(Cipher.ENCRYPT_MODE, skeySpec);
} catch (Exception ex) {
textPane.setText("Unable to create the cipher");
}
}