for (Object element : set) {
      assertThat(set).contains(element);
    }
    assertThat(set).doesNotContain(new Object());
    assertThat(set).isEqualTo(ImmutableSet.copyOf(set));
    return set;
  }

        // Create a defensive copy to avoid ConcurrentModificationException
        List<CommonServerMessageBlock> operationsCopy = List.copyOf(pendingOps);

        // Clear the failed channel's pending operations first
        failedChannel.clearPendingOperations();

        // Redistribute to healthy channels

      setSucceeds(dstIndex, getSuccessor(srcIndex));
    }
    setLink(srcIndex, 0);
  }

  @Override
  void resizeEntries(int newCapacity) {
    super.resizeEntries(newCapacity);
    links = Arrays.copyOf(requireLinks(), newCapacity);
  }

  @Override
  int firstEntryIndex() {
    return firstEntry;
  }

  @Override
  int adjustAfterRemove(int indexBeforeRemove, int indexRemoved) {

   *     are any duplicate services.
   */
  public ServiceManager(Iterable<? extends Service> services) {
    ImmutableList<Service> copy = ImmutableList.copyOf(services);
    if (copy.isEmpty()) {
      // Having no services causes the manager to behave strangely. Notably, listeners are never
      // fired. To avoid this we substitute a placeholder service.
      logger

   *     are any duplicate services.
   */
  public ServiceManager(Iterable<? extends Service> services) {
    ImmutableList<Service> copy = ImmutableList.copyOf(services);
    if (copy.isEmpty()) {
      // Having no services causes the manager to behave strangely. Notably, listeners are never
      // fired. To avoid this we substitute a placeholder service.
      logger

     */
    public void addQuery(final String s) {
        if (query == null) {
            query = new String[] { s };
        } else {
            final String[] newQuery = Arrays.copyOf(query, query.length + 1);
            newQuery[query.length] = s;
            query = newQuery;
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Loaded facet query: query={}", s);
        }

              public Collection<String> create(String[] elements) {
                List<String> unfiltered = new ArrayList<>();
                unfiltered.add("yyy");
                unfiltered.addAll(ImmutableList.copyOf(elements));
                unfiltered.add("zzz");
                return Collections2.filter(unfiltered, LENGTH_1);
              }
            })
        .named("Collections2.filter, no nulls")

    public DurableHandleReconnect(byte[] fileId) {
        super(NAME);
        if (fileId.length != 16) {
            throw new IllegalArgumentException("File ID must be 16 bytes");
        }
        this.fileId = Arrays.copyOf(fileId, 16);
    }
    
    @Override
    public void encode(byte[] buffer, int offset) {
        // Context header
        int nameLen = getName().length();
        writeInt4(buffer, offset, 16);  // Next

            op.setup(form -> {
                groupService.getGroup(id).ifPresent(entity -> {
                    copyBeanToBean(entity, form, copyOp -> {
                        copyOp.excludeNull();
                    });
                    form.crudMode = crudMode;
                }).orElse(() -> {

      apply {
        require(tls) { "no cipher suites for cleartext connections" }
        require(cipherSuites.isNotEmpty()) { "At least one cipher suite is required" }

        this.cipherSuites = cipherSuites.copyOf() as Array<String> // Defensive copy.
      }

    fun allEnabledTlsVersions() =
      apply {
        require(tls) { "no TLS versions for cleartext connections" }
        this.tlsVersions = null
      }