Added ThreadNameDeterminer.CURRENT and PROPOSED

src/main/java/org/jboss/netty/util/ThreadNameDeterminer.java

@@ -24,6 +24,28 @@ package org.jboss.netty.util;
  */
 public interface ThreadNameDeterminer {
 
+    /**
+     * {@link ThreadNameDeterminer} that accepts the proposed thread name
+     * as is.
+     */
+    ThreadNameDeterminer PROPOSED = new ThreadNameDeterminer() {
+        public String determineThreadName(String currentThreadName,
+                String proposedThreadName) throws Exception {
+            return proposedThreadName;
+        }
+    };
+
+    /**
+     * {@link ThreadNameDeterminer} that rejects the proposed thread name and
+     * retains the current one.
+     */
+    ThreadNameDeterminer CURRENT = new ThreadNameDeterminer() {
+        public String determineThreadName(String currentThreadName,
+                String proposedThreadName) throws Exception {
+            return null;
+        }
+    };
+
     /**
      * Overrides the thread name proposed by {@link ThreadRenamingRunnable}.
      *

src/main/java/org/jboss/netty/util/ThreadRenamingRunnable.java

@@ -38,12 +38,7 @@ public class ThreadRenamingRunnable implements Runnable {
         InternalLoggerFactory.getInstance(ThreadRenamingRunnable.class);
 
     private static volatile ThreadNameDeterminer threadNameDeterminer =
-        new ThreadNameDeterminer() {
+        ThreadNameDeterminer.PROPOSED;
-            public String determineThreadName(
-                    String oldThreadName, String newThreadName) throws Exception {
-                return newThreadName;
-            }
-        };
 
     /**
      * Returns the {@link ThreadNameDeterminer} which overrides the proposed