}

    /**
     * Removes the mapping for a key from this map if it is present.
     *
     * @param key the key whose mapping is to be removed from the map
     * @return the previous value associated with key, or null if no mapping existed
     */
    @Override
    public Object remove(final Object key) {
        return parent.remove(key);
    }

    /**

      K key = keys[entry];
      removeEntryValueHashKnown(entry, valueHash);
      return key;
    }
  }

  /** Removes the entry at the specified index with no additional data. */
  void removeEntry(int entry) {
    removeEntryKeyHashKnown(entry, Hashing.smearedHash(keys[entry]));
  }

  /** Removes the entry at the specified index, given the hash of its key and value. */

   * one, stay the same, or even decrease by one.
   *
   * <p><b>Warning:</b> If an existing entry with this value is removed, the key for that entry is
   * discarded and not returned.
   *
   * @param key the key with which the specified value is to be associated
   * @param value the value to be associated with the specified key

 *     the same lambda function as passed into {@link #using(Function)}.
 *     <p>This class is scheduled to be removed in October 2019.
 */
// TODO(b/68134636): Remove by 2019-10
@Deprecated
@Beta
@GwtCompatible
public abstract class TreeTraverser<T> {
  /** Constructor for use by subclasses. */
  public TreeTraverser() {}

  /**

        )
      // Not much we can guarantee on JDK 11.
      PlatformVersion.majorVersion == 11 ->
        assertThat(s.enabledProtocols.toList()).contains(
          "TLSv1.2",
        )
      // JDK 8 291 removed older versions
      // See https://java.com/en/jre-jdk-cryptoroadmap.html
      PlatformVersion.majorVersion == 8 ->
        assertThat(s.enabledProtocols.toList()).contains(
          "TLSv1.2",
        )

  }

  /**
   * Schedules immediate execution of [Task.tryCancel] on all currently-enqueued tasks. These calls
   * will not be made until any currently-executing task has completed. Tasks that return true will
   * be removed from the execution schedule.
   */
  fun cancelAll() {
    taskRunner.assertLockNotHeld()

    taskRunner.withLock {
      if (cancelAllAndDecide()) {
        taskRunner.kickCoordinator(this)
      }

## Action Required

- etcd2 as a backend is deprecated and support will be removed in Kubernetes 1.13.

      previous = current = next;
      next = next.next;
      nextIndex++;
      return current;
    }

    @Override
    public void remove() {
      checkForConcurrentModification();
      checkState(current != null, "no calls to next() since the last call to remove()");
      if (current != next) { // after call to next()
        previous = current.previous;
        nextIndex--;

    @Max(100000)
    @ValidateTypeFailure
    public Integer purgeUserInfoDay;

    /**
     * Bot user agents whose search logs should be purged.
     * Search logs from these bots will be automatically removed.
     */
    @Size(max = 10000)
    public String purgeByBots;

    /**
     * Email addresses to receive system notifications.
     * Multiple addresses can be specified, separated by commas.
     */

                            if (!trimmedField.isEmpty()) {
                                notAnalyzedFieldSet.remove(trimmedField);
                            }
                        }
                    }
                }
            };
            queryFieldConfig.init();

            // Only field1 and field2 should be removed from notAnalyzedFieldSet
            assertFalse(queryFieldConfig.notAnalyzedFieldSet.contains("field1"));