Converted all executors that previously used namedThreads to use groupedThreads instead.

Change-Id: I048709308270de5b7552bc4e8395b0f7201d5949
diff --git a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
index 4a1e684..a98f000 100644
--- a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
+++ b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
@@ -15,18 +15,10 @@
  */
 package org.onosproject.openflow.controller.impl;
 
-import static org.onlab.util.Tools.namedThreads;
-
-import java.util.Collection;
-import java.util.HashSet;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.locks.Lock;
-import java.util.concurrent.locks.ReentrantLock;
-
+import com.google.common.collect.ArrayListMultimap;
 import com.google.common.collect.Lists;
+import com.google.common.collect.Multimap;
+import com.google.common.collect.Sets;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -59,9 +51,16 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.common.collect.ArrayListMultimap;
-import com.google.common.collect.Multimap;
-import com.google.common.collect.Sets;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
+
+import static org.onlab.util.Tools.groupedThreads;
 
 @Component(immediate = true)
 @Service
@@ -71,12 +70,10 @@
             LoggerFactory.getLogger(OpenFlowControllerImpl.class);
 
     private final ExecutorService executorMsgs =
-        Executors.newFixedThreadPool(32,
-                                     namedThreads("onos-of-event-stats-%d"));
+        Executors.newFixedThreadPool(32, groupedThreads("onos/of", "event-stats-%d"));
 
     private final ExecutorService executorBarrier =
-        Executors.newFixedThreadPool(4,
-                                     namedThreads("onos-of-event-barrier-%d"));
+        Executors.newFixedThreadPool(4, groupedThreads("onos/of", "event-barrier-%d"));
 
     protected ConcurrentHashMap<Dpid, OpenFlowSwitch> connectedSwitches =
             new ConcurrentHashMap<Dpid, OpenFlowSwitch>();