mirror of
https://github.com/vanitasvitae/Smack.git
synced 2024-09-27 18:19:33 +02:00
665e7914f2
on package layer instead of Declarative Service (DS) approach. Restructuring and cleanup of initialization process to ensure that all internal config files are found by the corresponding bundle classloaders. SMACK-343
79 lines
2.4 KiB
Java
79 lines
2.4 KiB
Java
/**
|
|
*
|
|
* Copyright 2013-2014 Florian Schmaus
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
package org.jivesoftware.smack.util.dns.dnsjava;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.List;
|
|
|
|
import org.jivesoftware.smack.initializer.SmackInitializer;
|
|
import org.jivesoftware.smack.util.DNSUtil;
|
|
import org.jivesoftware.smack.util.dns.DNSResolver;
|
|
import org.jivesoftware.smack.util.dns.SRVRecord;
|
|
import org.xbill.DNS.Lookup;
|
|
import org.xbill.DNS.Record;
|
|
import org.xbill.DNS.TextParseException;
|
|
import org.xbill.DNS.Type;
|
|
|
|
/**
|
|
* This implementation uses the <a href="http://www.dnsjava.org/">dnsjava</a> implementation for resolving DNS addresses.
|
|
*
|
|
*/
|
|
public class DNSJavaResolver implements SmackInitializer, DNSResolver {
|
|
|
|
private static DNSJavaResolver instance = new DNSJavaResolver();
|
|
|
|
public static DNSResolver getInstance() {
|
|
return instance;
|
|
}
|
|
|
|
@Override
|
|
public List<SRVRecord> lookupSRVRecords(String name) throws TextParseException {
|
|
List<SRVRecord> res = new ArrayList<SRVRecord>();
|
|
|
|
Lookup lookup = new Lookup(name, Type.SRV);
|
|
Record[] recs = lookup.run();
|
|
if (recs == null)
|
|
return res;
|
|
|
|
for (Record record : recs) {
|
|
org.xbill.DNS.SRVRecord srvRecord = (org.xbill.DNS.SRVRecord) record;
|
|
if (srvRecord != null && srvRecord.getTarget() != null) {
|
|
String host = srvRecord.getTarget().toString();
|
|
int port = srvRecord.getPort();
|
|
int priority = srvRecord.getPriority();
|
|
int weight = srvRecord.getWeight();
|
|
|
|
SRVRecord r = new SRVRecord(host, port, priority, weight);
|
|
res.add(r);
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
public static void setup() {
|
|
DNSUtil.setDNSResolver(getInstance());
|
|
}
|
|
|
|
@Override
|
|
public List<Exception> initialize() {
|
|
setup();
|
|
return null;
|
|
}
|
|
|
|
}
|