totalCount = laterCount = currentEntry.getCount();
      }
      laterCount--;
      canRemove = true;
      /*
       * requireNonNull is safe because laterCount starts at 0, forcing us to initialize
       * currentEntry above. After that, we never clear it.
       */
      return requireNonNull(currentEntry).getElement();
    }

    @Override
    public void remove() {

          element = entry.getElement();
          remaining = entry.getCount();
        }
        remaining--;
        /*
         * requireNonNull is safe because `remaining` starts at 0, forcing us to initialize
         * `element` above. After that, we never clear it.
         */
        return requireNonNull(element);
      }
    };
  }

  @LazyInit @CheckForNull private transient ImmutableList<E> asList;

    private int height;
    @CheckForNull private AvlNode<E> left;
    @CheckForNull private AvlNode<E> right;
    /*
     * pred and succ are nullable after construction, but we always call successor() to initialize
     * them immediately thereafter.
     *
     * They may be subsequently nulled out by TreeMultiset.clear(). I think that the only place that

                      throw new NoSuchFieldError("the Unsafe");
                    }
                  });
        } catch (PrivilegedActionException e) {
          throw new RuntimeException("Could not initialize intrinsics", e.getCause());
        }
      }
      try {
        Class<?> abstractFuture = AbstractFuture.class;
        WAITERS_OFFSET = unsafe.objectFieldOffset(abstractFuture.getDeclaredField("waiters"));

      // A 2-field variant of Double Checked Locking.
      if (!initialized) {
        synchronized (this) {
          if (!initialized) {
            T t = delegate.get();
            value = t;
            initialized = true;
            return t;
          }
        }
      }
      // This is safe because we checked `initialized`.
      return uncheckedCastNullableTToT(value);
    }

    @Override

          element = entry.getElement();
          remaining = entry.getCount();
        }
        remaining--;
        /*
         * requireNonNull is safe because `remaining` starts at 0, forcing us to initialize
         * `element` above. After that, we never clear it.
         */
        return requireNonNull(element);
      }
    };
  }

  @LazyInit @CheckForNull private transient ImmutableList<E> asList;

    int distinct;

    @SuppressWarnings("unchecked")
    SetBuilderImpl(int expectedCapacity) {
      this.dedupedElements = (E[]) new Object[expectedCapacity];
      this.distinct = 0;
    }

    /** Initializes this SetBuilderImpl with a copy of the deduped elements array from toCopy. */
    SetBuilderImpl(SetBuilderImpl<E> toCopy) {
      this.dedupedElements = Arrays.copyOf(toCopy.dedupedElements, toCopy.dedupedElements.length);

   * use the {@code EnumMap} constructor directly, taking advantage of <a
   * href="http://goo.gl/iz2Wi">"diamond" syntax</a>.
   *
   * @param map the map from which to initialize this {@code EnumMap}
   * @return a new {@code EnumMap} initialized with the mappings from {@code map}
   * @throws IllegalArgumentException if {@code m} is not an {@code EnumMap} instance and contains
   *     no mappings
   */

      // A 2-field variant of Double Checked Locking.
      if (!initialized) {
        synchronized (this) {
          if (!initialized) {
            T t = delegate.get();
            value = t;
            initialized = true;
            return t;
          }
        }
      }
      // This is safe because we checked `initialized`.
      return uncheckedCastNullableTToT(value);
    }

    @Override