code: public static void NPE(Object o1, Object o2, Object o3, Object... objects) {
          NPE(o1, o2, o3);
          for (Object o : objects) {
              if (null == o) {
                  throw new NullPointerException();
              }
          }
      }
docs: Throw out NullPointerException if any one of the passed objects is null.
  
  @param o1
  the first object to be evaluated
  @param o2
  the second object to be evaluated
  @param o3
  the third object to be evaluated
  @param objects
  other object instances to be evaluated