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Code Issues Releases Wiki Activity

Save/restore host/IP

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This commit is contained in:
M66B 2021-11-12 12:19:38 +01:00
parent 5ce61ef096
commit 99acb26b69
1 changed files with 15 additions and 2 deletions
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17
app/src/main/java/eu/faircode/email/EmailService.java
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@ -500,9 +500,22 @@ public class EmailService implements AutoCloseable {
// throw new MailConnectException(
// new SocketConnectException("Debug", new IOException("Test"), host, port, 0));
main = InetAddress.getByName(host);
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
String key = "dns." + host;
try {
main = InetAddress.getByName(host);
prefs.edit().putString(key, main.getHostAddress()).apply();
} catch (UnknownHostException ex) {
String last = prefs.getString(key, null);
if (TextUtils.isEmpty(last))
throw new MessagingException(ex.getMessage(), ex);
else {
Log.w("Using " + key + "=" + last);
main = InetAddress.getByName(last);
}
}
boolean prefer_ip4 = prefs.getBoolean("prefer_ip4", true);
if (prefer_ip4 &&
main instanceof Inet6Address)