--- old/jdk/src/share/classes/java/util/logging/Logging.java	2013-02-07 17:07:00.000000000 +0100
+++ new/jdk/src/share/classes/java/util/logging/Logging.java	2013-02-07 17:07:00.000000000 +0100
@@ -34,15 +34,15 @@
  *
  * The <tt>LoggingMXBean</tt> interface provides a standard
  * method for management access to the individual
- * java.util.Logger objects available at runtime.
+ * {@code Logger} objects available at runtime.
  *
  * @author Ron Mann
  * @author Mandy Chung
  * @since 1.5
  *
  * @see javax.management
- * @see java.util.Logger
- * @see java.util.LogManager
+ * @see Logger
+ * @see LogManager
  */
 class Logging implements LoggingMXBean {
 
@@ -75,7 +75,7 @@
         if (level == null) {
             return EMPTY_STRING;
         } else {
-            return level.getName();
+            return level.getLevelName();
         }
     }
 
@@ -85,7 +85,6 @@
         }
 
         Logger logger = logManager.getLogger(loggerName);
-
         if (logger == null) {
             throw new IllegalArgumentException("Logger " + loggerName +
                 "does not exist");
@@ -94,7 +93,10 @@
         Level level = null;
         if (levelName != null) {
             // parse will throw IAE if logLevel is invalid
-            level = Level.parse(levelName);
+            level = Level.findLevel(levelName);
+            if (level == null) {
+                throw new IllegalArgumentException("Unknown level \"" + levelName + "\"");
+            }
         }
 
         logger.setLevel(level);