public boolean changePassword(String oldPassword, String newPassword) throws Exception {
PrivateKey priv;
try {
priv = PubkeyUtils.decodePrivate(getPrivateKey(), getType(), oldPassword);
} catch (Exception e) {
return false;
}
setPrivateKey(PubkeyUtils.getEncodedPrivate(priv, newPassword));
setEncrypted(newPassword.length() > 0);
return true;
}
public String getDescription() {
if (description == null) {
final StringBuilder sb = new StringBuilder();
try {
final PublicKey pubKey = PubkeyUtils.decodePublic(publicKey, type);
if (PubkeyDatabase.KEY_TYPE_RSA.equals(type)) {
int bits = ((RSAPublicKey) pubKey).getModulus().bitLength();
sb.append("RSA ");
sb.append(bits);
sb.append("-bit");
} else if (PubkeyDatabase.KEY_TYPE_DSA.equals(type)) {
sb.append("DSA 1024-bit");
} else if (PubkeyDatabase.KEY_TYPE_EC.equals(type)) {
int bits = ((ECPublicKey) pubKey).getParams().getCurve().getField().getFieldSize();
sb.append("EC ");
sb.append(bits);
sb.append("-bit");
} else {
sb.append("Unknown Key Type");
}
} catch (NoSuchAlgorithmException e) {
sb.append("Unknown Key Type");
} catch (InvalidKeySpecException e) {
sb.append("Unknown Key Type");
}
if (encrypted) sb.append(" (encrypted)");
description = sb.toString();
}
return description;
}