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Code Issues Releases Wiki Activity

Add smack-resolver-minidns

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This commit is contained in:
Florian Schmaus 2014-06-22 22:35:38 +02:00
parent 1f6d0fa415
commit 609c225865
6 changed files with 127 additions and 0 deletions
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4
smack-core/src/main/java/org/jivesoftware/smack/SmackConfiguration.java
View file

@ -36,6 +36,7 @@ import org.jivesoftware.smack.compression.XMPPInputOutputStream;
import org.jivesoftware.smack.initializer.SmackInitializer;
import org.jivesoftware.smack.parsing.ExceptionThrowingCallback;
import org.jivesoftware.smack.parsing.ParsingExceptionCallback;
import org.jivesoftware.smack.util.DNSUtil;
import org.jivesoftware.smack.util.FileUtils;
import org.xmlpull.v1.XmlPullParserFactory;
import org.xmlpull.v1.XmlPullParser;
@ -167,6 +168,9 @@ public final class SmackConfiguration {
catch (Exception e) {
// Ignore.
}
// Initialize the DNS resolvers
DNSUtil.init();
}
/**

27
smack-core/src/main/java/org/jivesoftware/smack/util/DNSUtil.java
View file

@ -16,6 +16,8 @@
*/
package org.jivesoftware.smack.util;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedList;
@ -39,6 +41,31 @@ public class DNSUtil {
private static final Logger LOGGER = Logger.getLogger(DNSUtil.class.getName());
private static DNSResolver dnsResolver = null;
/**
* Initializes DNSUtil. This method is automatically called by SmackConfiguration, you don't
* have to call it manually.
*/
public static void init() {
final String[] RESOLVERS = new String[] { "javax.JavaxResolver", "minidns.MiniDnsResolver",
"dnsjava.DNSJavaResolver" };
for (String resolver :RESOLVERS) {
DNSResolver availableResolver = null;
String resolverFull = "org.jivesoftware.smack.util.dns" + resolver;
try {
Class<?> resolverClass = Class.forName(resolverFull);
Method getInstanceMethod = resolverClass.getMethod("getInstance");
availableResolver = (DNSResolver) getInstanceMethod.invoke(null);
if (availableResolver != null) {
setDNSResolver(availableResolver);
break;
}
}
catch (ClassNotFoundException|NoSuchMethodException|SecurityException|IllegalAccessException|IllegalArgumentException|InvocationTargetException e) {
LOGGER.log(Level.FINE, "Exception on init", e);
}
}
}
/**
* Set the DNS resolver that should be used to perform DNS lookups.
*