Increased readability in IQPEPHandler.handleIQ().

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/trunk@9244 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/openfire/pep/IQPEPHandler.java

@@ -239,7 +239,8 @@ public class IQPEPHandler extends IQHandler implements ServerIdentitiesProvider,
     @Override
     public IQ handleIQ(IQ packet) throws UnauthorizedException {
         JID senderJID = packet.getFrom();
-        if (packet.getTo() == null && packet.getType() == IQ.Type.set) {
+        if (packet.getTo() == null) {
+            if (packet.getType() == IQ.Type.set) {
                 String jidFrom = senderJID.toBareJID();
     
                 PEPService pepService = getPEPService(jidFrom);
@@ -306,7 +307,7 @@ public class IQPEPHandler extends IQHandler implements ServerIdentitiesProvider,
     
                 // Process with PubSub as usual.
                 pubSubEngine.process(pepService, packet);
-
+            }
         }
         else if (packet.getType() == IQ.Type.get || packet.getType() == IQ.Type.set) {
             String jidTo = packet.getTo().toBareJID();
@@ -319,8 +320,8 @@ public class IQPEPHandler extends IQHandler implements ServerIdentitiesProvider,
             else {
                 // Process with PubSub using a dummyService. In the case where an IQ packet is sent to
                 // a user who does not have a PEP service, we wish to utilize the error reporting flow
-                // already present in the PubSubEngine. Hence, the sole purpose of the dummyService is
-                // to forward this ill formed IQ packet to the PubSubEngine and trigger the correct error.
+                // already present in the PubSubEngine. This gives the illusion that every user has a
+                // PEP service, as required by the specification.
                 PEPService dummyService = new PEPService(XMPPServer.getInstance(), senderJID.toBareJID());
                 pubSubEngine.process(dummyService, packet);
             }
@@ -331,7 +332,7 @@ public class IQPEPHandler extends IQHandler implements ServerIdentitiesProvider,
             return null;
         }
 
-        // Other error flows are handled in pubSubEngine.process(...)
+        // Other error flows were handled in pubSubEngine.process(...)
         return null;
     }