Refactoring

app/src/main/java/eu/faircode/email/DnsHelper.java

@@ -42,6 +42,7 @@ import org.minidns.dnsqueryresult.DnsQueryResult;
 import org.minidns.dnsqueryresult.StandardDnsQueryResult;
 import org.minidns.dnssec.DnssecClient;
 import org.minidns.dnssec.DnssecResultNotAuthenticException;
+import org.minidns.dnssec.DnssecUnverifiedReason;
 import org.minidns.dnssec.DnssecValidationFailedException;
 import org.minidns.dnsserverlookup.AbstractDnsServerLookupMechanism;
 import org.minidns.hla.DnssecResolverApi;
@@ -76,6 +77,7 @@ import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 import java.util.Locale;
+import java.util.Set;
 import java.util.concurrent.Executor;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
@@ -216,9 +218,10 @@ public class DnsHelper {
             throw ex;
         }
 
-        boolean secure = (data.getUnverifiedReasons() != null);
+        Set<DnssecUnverifiedReason> unverifiedReasons = data.getUnverifiedReasons();
+        boolean secure = (unverifiedReasons == null || unverifiedReasons.isEmpty());
         Log.i("DNS secure=" + secure + " dnssec=" + dnssec);
-        if (secure && dnssec) {
+        if (!secure && dnssec) {
             DnssecResultNotAuthenticException ex = data.getDnssecResultNotAuthenticException();
             if (ex != null)
                 throw ex;