--- a/jdk/src/share/classes/sun/management/snmp/jvmmib/EnumJvmMemManagerState.java	Tue Jan 17 14:10:04 2012 +0000
+++ b/jdk/src/share/classes/sun/management/snmp/jvmmib/EnumJvmMemManagerState.java	Tue Jan 17 15:55:40 2012 -0800
@@ -43,10 +43,12 @@
  */
 public class EnumJvmMemManagerState extends Enumerated implements Serializable {
 
+    static final long serialVersionUID = 8249515157795166343L;
+
     protected static Hashtable<Integer, String> intTable =
-            new Hashtable<Integer, String>();
+            new Hashtable<>();
     protected static Hashtable<String, Integer> stringTable =
-            new Hashtable<String, Integer>();
+            new Hashtable<>();
     static  {
         intTable.put(new Integer(2), "valid");
         intTable.put(new Integer(1), "invalid");
@@ -70,11 +72,11 @@
         super(x);
     }
 
-    protected Hashtable getIntTable() {
+    protected Hashtable<Integer, String> getIntTable() {
         return intTable ;
     }
 
-    protected Hashtable getStringTable() {
+    protected Hashtable<String, Integer> getStringTable() {
         return stringTable ;
     }