pass on thread pool executor name to thread factory and from there to threads

Change-Id: I0748fc2da7965ee33bebb73e4f2aaecd463963f0

java/com.sap.sse/src/com/sap/sse/util/impl/ThreadFactoryWithPriority.java

@@ -14,6 +14,7 @@ public class ThreadFactoryWithPriority implements ThreadFactory {
     private ThreadFactory defaultFactory;
     private final int priority;
     private final Boolean daemon;
+    private final String name;
     
     /**
      * @param daemon
@@ -22,7 +23,22 @@ public class ThreadFactoryWithPriority implements ThreadFactory {
      *            threads created by this factory shall be daemon threads.
      */
     public ThreadFactoryWithPriority(int priority, Boolean daemon) {
+        this(/* name */ null, priority, daemon);
+    }
+    
+    /**
+     * @param name
+     *            provides an optional name prefix for the threads to be created; the default thread name is provided by
+     *            the default thread factory by using a prefix of the kind "pool-x-thread-y". If not {@code null}, the
+     *            {@code name} is prepended to this name.
+     * @param daemon
+     *            if <code>null</code>, the threads produced by this factory will be daemon threads if and only if the
+     *            caller of {@link #newThread} runs in a daemon thread; otherwise, this parameter determines whether the
+     *            threads created by this factory shall be daemon threads.
+     */
+    public ThreadFactoryWithPriority(String name, int priority, Boolean daemon) {
         defaultFactory = Executors.defaultThreadFactory();
+        this.name = name;
         this.priority = priority;
         this.daemon = daemon;
     }
@@ -34,8 +50,9 @@ public class ThreadFactoryWithPriority implements ThreadFactory {
         if (daemon != null) {
             result.setDaemon(daemon);
         }
+        if (name != null) {
+            result.setName(name+" "+result.getName());
+        }
         return result;
     }
-    
-    
 }

java/com.sap.sse/src/com/sap/sse/util/impl/ThreadPoolUtilImpl.java

@@ -45,7 +45,8 @@ public class ThreadPoolUtilImpl implements ThreadPoolUtil {
     }
 
     private ScheduledExecutorService createThreadPoolExecutor(String name, final int priority, final int size) {
-        return new NamedTracingScheduledThreadPoolExecutor(name, /* corePoolSize */ size, new ThreadFactoryWithPriority(priority, /* daemon */ true));
+        return new NamedTracingScheduledThreadPoolExecutor(name, /* corePoolSize */ size, new ThreadFactoryWithPriority(
+                name, priority, /* daemon */ true));
     }
 
     @Override