throw new UnsupportedOperationException("Adding handlers programmatically is not supported anymore");
    }

    @Deprecated
    public Set<String> getHandlerTypes() {
        throw new UnsupportedOperationException("Querying handlers programmatically is not supported anymore");
    }

                final MetadataGraphEdge edge = cleanEdges(v, ins, requestedScope);

                if (edge == null) { // no edges - don't need this vertex anymore
                    if (entry.equals(v)) { // unless it's an entry point.
                        // currently processing the entry point - it should not have any entry incident edges

     */
    @Override
    public String getHostName () {
        /*
         * 2010 - We no longer try a Node Status to get the
         * hostname because apparently some servers do not respond
         * anymore. I think everyone post Windows 98 will accept
         * an IP address as the tconHostName which is the principal
         * use of this method.
         */
        if ( this.hostName.isUnknown() ) {

 */ 

    public String getHostName() {
        /* 2010 - We no longer try a Node Status to get the
         * hostname because apparently some servers do not respond
         * anymore. I think everyone post Windows 98 will accept
         * an IP address as the tconHostName which is the principal
         * use of this method.
         */
        if (hostName == UNKNOWN_NAME) {

      @Override
      public boolean hasNext() {
        /*
         * Don't store a new Iterator until we know the user can't remove() the last returned
         * element anymore. Otherwise, when we remove from the old iterator, we may be invalidating
         * the new one. The result is a ConcurrentModificationException or other bad behavior.
         *

      @Override
      public boolean hasNext() {
        /*
         * Don't store a new Iterator until we know the user can't remove() the last returned
         * element anymore. Otherwise, when we remove from the old iterator, we may be invalidating
         * the new one. The result is a ConcurrentModificationException or other bad behavior.
         *

   *     can <i>usually</i> still preserve behavior by passing an explicit {@code null} cause. Note,
   *     however, that passing an explicit {@code null} cause prevents anyone from calling {@link
   *     #initCause} later, so it is not quite equivalent to using a constructor that omits the
   *     cause.
   */
  @Deprecated
  protected ExecutionError() {}

  /**

    assertTrue(changed);
  }

  public void testAddAllToSet() {
    Set<String> alreadyThere = Sets.newLinkedHashSet(asList("already", "there"));
    List<String> oneMore = Lists.newArrayList("there");

    boolean changed = Iterators.addAll(alreadyThere, oneMore.iterator());
    assertThat(alreadyThere).containsExactly("already", "there").inOrder();
    assertFalse(changed);
  }

  @J2ktIncompatible

   *
   * <p>Under j2objc, the necessary APIs exist, but some (perhaps all) return stub values, like
   * empty arrays. Presumably {@link NullPointerTester} could likewise misbehave under j2objc, but I
   * don't know that anyone uses it there, anyway.
   */
  private enum NullnessAnnotationReader {
    @SuppressWarnings("Java7ApiChecker")
    FROM_DECLARATION_AND_TYPE_USE_ANNOTATIONS {
      @Override

    // language has nothing for us. Except for the whimsical neologism "pibling" (!) which we
    // obviously could not expect to increase anyone's understanding of the code.

    /**
     * Swap {@code actualLastElement} with the conceptually correct last element of the heap.
     * Returns the index that {@code actualLastElement} now resides in.
     *