}
        final String result = line;
        line = EMPTY;
        return result;
    }

    @Override
    public void remove() {
        throw new ClUnsupportedOperationException("remove");
    }

 *       #element}, and {@link #size} are constant-time.
 *   <li>The enqueuing and dequeuing operations ({@link #offer}, {@link #add}, and all the forms of
 *       {@link #poll} and {@link #remove()}) run in {@code O(log n) time}.
 *   <li>The {@link #remove(Object)} and {@link #contains} operations require linear ({@code O(n)})
 *       time.
 *   <li>If you only access one end of the queue, and don't use a maximum size, this class is

  @Override
  public ListIterator<E> listIterator(int index) {
    return delegate().listIterator(index);
  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  public E remove(int index) {
    return delegate().remove(index);
  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  public E set(int index, @ParametricNullness E element) {
    return delegate().set(index, element);
  }

    assertTrue(cycle.hasNext());
    assertThrows(IllegalStateException.class, () -> cycle.remove());
  }

  public void testCycleRemoveSameElementTwice() {
    Iterator<String> cycle = Iterators.cycle("a", "b");
    cycle.next();
    cycle.remove();
    assertThrows(IllegalStateException.class, () -> cycle.remove());
  }

  public void testCycleWhenRemoveIsNotSupported() {

    assertFalse(entrySet.remove(immutableEntry(10, 'X')));
    assertTrue(entrySet.remove(immutableEntry(20, 'X')));
    assertFalse(entrySet.remove(immutableEntry(15, 'X')));
    entrySet = row.entrySet();
    assertTrue(entrySet.remove(immutableEntry(10, 'X')));
    assertFalse(entrySet.remove(immutableEntry(20, 'X')));
    assertFalse(entrySet.remove(immutableEntry(15, 'X')));
  }

  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testKeySetRemovePropagatesToMultimap() {
    int key0Count = multimap().get(k0()).size();
    assertEquals(key0Count > 0, multimap().keySet().remove(k0()));
    assertEquals(getNumElements() - key0Count, multimap().size());
    assertGet(k0());
  }

  @CollectionSize.Require(absent = ZERO)
  @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE)

   *
   * <p>Calls to {@code peek()} should not change the state of the iteration, except that it
   * <i>may</i> prevent removal of the most recent element via {@link #remove()}.
   *
   * @throws NoSuchElementException if the iteration has no more elements according to {@link
   *     #hasNext()}
   */
  @ParametricNullness
  E peek();

  /**
   * {@inheritDoc}
   *

        }
        final ClassLoader result = classLoader;
        classLoader = classLoader.getParent();
        return result;
    }

    @Override
    public void remove() {
        throw new ClUnsupportedOperationException("remove");
    }

      } else {
        readyQueues.remove(taskQueue)
      }
    }

    if (coordinatorWaiting) {
      backend.coordinatorNotify(this@TaskRunner)
    } else {
      startAnotherThread()
    }
  }

  private fun beforeRun(task: Task) {
    lock.assertHeld()

    task.nextExecuteNanoTime = -1L
    val queue = task.queue!!
    queue.futureTasks.remove(task)
    readyQueues.remove(queue)

    /**
     * @throws Exception
     */
    @Test
    public void testRemoveFirst() throws Exception {
        final String[] array = new String[] { "111", "222", "333" };
        final String[] newArray = ArrayUtil.remove(array, "111");
        assertThat(newArray.length, is(2));
        assertThat(newArray[0], is("222"));
        assertThat(newArray[1], is("333"));
    }

    /**
     * @throws Exception
     */