Added check for IQ type. JM-990

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@7384 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/wildfire/handler/IQVersionHandler.java

@@ -19,9 +19,11 @@ import org.jivesoftware.wildfire.IQHandlerInfo;
 import org.jivesoftware.wildfire.PacketException;
 import org.jivesoftware.wildfire.disco.ServerFeaturesProvider;
 import org.xmpp.packet.IQ;
+import org.xmpp.packet.PacketError;
 
 import java.util.ArrayList;
 import java.util.Iterator;
+import java.util.List;
 
 /**
  * Implements the TYPE_IQ jabber:iq:version protocol (version info). Allows
@@ -47,21 +49,31 @@ public class IQVersionHandler extends IQHandler implements ServerFeaturesProvide
     }
 
     public IQ handleIQ(IQ packet) throws PacketException {
-        // Could cache this information for every server we see
-        Element answerElement = bodyElement.createCopy();
-        answerElement.element("name").setText(AdminConsole.getAppName());
-        answerElement.element("version").setText(AdminConsole.getVersionString());
-        IQ result = IQ.createResultIQ(packet);
-        result.setChildElement(answerElement);
-        return result;
+        if (IQ.Type.get == packet.getType()) {
+            // Could cache this information for every server we see
+            Element answerElement = bodyElement.createCopy();
+            answerElement.element("name").setText(AdminConsole.getAppName());
+            answerElement.element("version").setText(AdminConsole.getVersionString());
+            IQ result = IQ.createResultIQ(packet);
+            result.setChildElement(answerElement);
+            return result;
+        }
+        else if (IQ.Type.set == packet.getType()) {
+            // Answer an not-acceptable error since IQ should be of type GET
+            IQ result = IQ.createResultIQ(packet);
+            result.setError(PacketError.Condition.not_acceptable);
+            return result;
+        }
+        // Ignore any other type of packet
+        return null;
     }
 
     public IQHandlerInfo getInfo() {
         return info;
     }
 
-    public Iterator getFeatures() {
-        ArrayList features = new ArrayList();
+    public Iterator<String> getFeatures() {
+        List<String> features = new ArrayList<String>();
         features.add("jabber:iq:version");
         return features.iterator();
     }