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Fix MiniDnsResolver NPE when query returns 'null'

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This commit is contained in:
Florian Schmaus 2014-10-19 11:50:09 +02:00
parent a90c1ac845
commit 79380e189e
1 changed files with 3 additions and 0 deletions
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smack-resolver-minidns/src/main/java/org/jivesoftware/smack/util/dns/minidns/MiniDnsResolver.java
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@ -77,6 +77,9 @@ public class MiniDnsResolver extends SmackAndOsgiInitializer implements DNSResol
public List<SRVRecord> lookupSRVRecords(String name) { public List<SRVRecord> lookupSRVRecords(String name) {
List<SRVRecord> res = new LinkedList<SRVRecord>(); List<SRVRecord> res = new LinkedList<SRVRecord>();
DNSMessage message = client.query(name, TYPE.SRV, CLASS.IN); DNSMessage message = client.query(name, TYPE.SRV, CLASS.IN);
if (message == null) {
return res;
}
for (Record record : message.getAnswers()) { for (Record record : message.getAnswers()) {
SRV srv = (SRV) record.getPayload(); SRV srv = (SRV) record.getPayload();
res.add(new SRVRecord(srv.getName(), srv.getPort(), srv.getPriority(), srv.getWeight())); res.add(new SRVRecord(srv.getName(), srv.getPort(), srv.getPriority(), srv.getWeight()));