src/share/classes/java/util/Hashtable.java

rev 9708 : 8035284: Remove redundant null initialization
Reviwed-by: duke

*** 615,627 ****
      /**
       * Each of these fields are initialized to contain an instance of the
       * appropriate view the first time this view is requested.  The views are
       * stateless, so there's no reason to create more than one of each.
       */
!     private transient volatile Set<K> keySet = null;
!     private transient volatile Set<Map.Entry<K,V>> entrySet = null;
!     private transient volatile Collection<V> values = null;
  
      /**
       * Returns a {@link Set} view of the keys contained in this map.
       * The set is backed by the map, so changes to the map are
       * reflected in the set, and vice-versa.  If the map is modified
--- 615,627 ----
      /**
       * Each of these fields are initialized to contain an instance of the
       * appropriate view the first time this view is requested.  The views are
       * stateless, so there's no reason to create more than one of each.
       */
!     private transient volatile Set<K> keySet;
!     private transient volatile Set<Map.Entry<K,V>> entrySet;
!     private transient volatile Collection<V> values;
  
      /**
       * Returns a {@link Set} view of the keys contained in this map.
       * The set is backed by the map, so changes to the map are
       * reflected in the set, and vice-versa.  If the map is modified
*** 1298,1309 ****
       * by passing an Enumeration.
       */
      private class Enumerator<T> implements Enumeration<T>, Iterator<T> {
          Entry<?,?>[] table = Hashtable.this.table;
          int index = table.length;
!         Entry<?,?> entry = null;
!         Entry<?,?> lastReturned = null;
          int type;
  
          /**
           * Indicates whether this Enumerator is serving as an Iterator
           * or an Enumeration.  (true -> Iterator).
--- 1298,1309 ----
       * by passing an Enumeration.
       */
      private class Enumerator<T> implements Enumeration<T>, Iterator<T> {
          Entry<?,?>[] table = Hashtable.this.table;
          int index = table.length;
!         Entry<?,?> entry;
!         Entry<?,?> lastReturned;
          int type;
  
          /**
           * Indicates whether this Enumerator is serving as an Iterator
           * or an Enumeration.  (true -> Iterator).