|  Known Indirect Subclasses 
      
      
  
        
              | ArrayList<E> | ArrayList is an implementation of List, backed by an array. |  
              | CopyOnWriteArrayList<E> | A thread-safe random-access list. |  
              | Stack<E> | Stackis a Last-In/First-Out(LIFO) data structure which represents a
 stack of objects. |  
              | Vector<E> | Vector is an implementation of List, backed by an array and synchronized. |  | 
Class Overview
RandomAccess is implemented by List implementations that support fast
 (usually constant time) random access.