src/java.base/share/classes/java/util/concurrent/ConcurrentLinkedQueue.java

*** 956,981 ****
--- 956,984 ----
          return new CLQSpliterator();
      }
  
      /**
       * @throws NullPointerException {@inheritDoc}
+      * @since 9
       */
      public boolean removeIf(Predicate<? super E> filter) {
          Objects.requireNonNull(filter);
          return bulkRemove(filter);
      }
  
      /**
       * @throws NullPointerException {@inheritDoc}
+      * @since 9
       */
      public boolean removeAll(Collection<?> c) {
          Objects.requireNonNull(c);
          return bulkRemove(e -> c.contains(e));
      }
  
      /**
       * @throws NullPointerException {@inheritDoc}
+      * @since 9
       */
      public boolean retainAll(Collection<?> c) {
          Objects.requireNonNull(c);
          return bulkRemove(e -> !c.contains(e));
      }
*** 1046,1055 ****
--- 1049,1059 ----
          }
      }
  
      /**
       * @throws NullPointerException {@inheritDoc}
+      * @since 9
       */
      public void forEach(Consumer<? super E> action) {
          Objects.requireNonNull(action);
          forEachFrom(action, head);
      }