* to call getCopy and removeAllNodes only with a true K, then we could check containsKey first.
     * But that check wouldn't eliminate the warnings.)
     */
    @SuppressWarnings({"unchecked", "nullness"})
    K castKey = (K) key;
    List<V> oldValues = getCopy(castKey);
    removeAllNodes(castKey);
    return oldValues;
  }

  @Override

import "maps"

// TargetIDSet - Set representation of TargetIDs.
type TargetIDSet map[TargetID]struct{}

// Clone - returns copy of this set.
func (set TargetIDSet) Clone() TargetIDSet {
	setCopy := NewTargetIDSet()
	maps.Copy(setCopy, set)
	return setCopy
}

// add - adds TargetID to the set.
func (set TargetIDSet) add(targetID TargetID) {
	set[targetID] = struct{}{}
}

// Union - returns union with given set as new set.

    private static class OptionComparator implements Comparator<Option> {
        @Override
        public int compare(Option opt1, Option opt2) {
            String s1 = opt1.getOpt() != null ? opt1.getOpt() : opt1.getLongOpt();
            String s2 = opt2.getOpt() != null ? opt2.getOpt() : opt2.getLongOpt();
            return s1.compareToIgnoreCase(s2);
        }
    }

    private static class CLIManagerExtension extends CLIManager {

func (set TargetIDSet) IsEmpty() bool {
	return len(set) != 0
}

// Clone - returns copy of this set.
func (set TargetIDSet) Clone() TargetIDSet {
	setCopy := NewTargetIDSet()
	maps.Copy(setCopy, set)
	return setCopy
}

// add - adds TargetID to the set.
func (set TargetIDSet) add(targetID TargetID) {
	set[targetID] = struct{}{}
}

// Union - returns union with given set as new set.

	public synthetic fun <init> (Lmockwebserver3/MockResponse$Builder;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
	public final fun getBody ()Lmockwebserver3/MockResponseBody;
	public final fun getBodyDelayNanos ()J
	public final fun getCode ()I
	public final fun getDoNotReadRequestBody ()Z
	public final fun getFailHandshake ()Z

		case *bytes.Buffer:
			req.ContentLength = int64(v.Len())
			buf := v.Bytes()
			req.GetBody = func() (io.ReadCloser, error) {
				r := bytes.NewReader(buf)
				return io.NopCloser(r), nil
			}
		case *bytes.Reader:
			req.ContentLength = int64(v.Len())
			snapshot := *v
			req.GetBody = func() (io.ReadCloser, error) {
				r := snapshot
				return io.NopCloser(&r), nil
			}

        this.list = list;
    }

    public String getTitle() {
        return title;
    }

    public void setTitle(final String title) {
        this.title = title;
    }

    public String getBody() {
        return body;
    }

    public void setBody(final String body) {
        this.body = body;
    }

        assertTrue(obj instanceof TestEntity);
        final TestEntity entity = (TestEntity) obj;
        assertEquals("タイトル", entity.getTitle());
        assertEquals("第一章 第一節 ほげほげふがふが LINK 第2章 第2節", entity.getBody());
        final List<String> list = new ArrayList<String>();
        list.add("リスト1");
        list.add("リスト2");
        list.add("リスト3");
        assertEquals(list, entity.getList());
    }

            StringBuilder sb = new StringBuilder();
            sb.append("The option ");
            if (option.getOpt() != null) {
                sb.append("-").append(option.getOpt());
            }
            if (option.getLongOpt() != null) {
                if (option.getOpt() != null) {
                    sb.append(",");
                }
                sb.append("--").append(option.getLongOpt());

    value: Any,
  ) = apply {
    removeHeader(name)
    addHeader(name, value)
  }

  fun removeHeader(name: String) =
    apply {
      headersBuilder.removeAll(name)
    }

  fun getBody(): Buffer? = body?.clone()

  fun setBody(body: Buffer) =
    apply {
      setHeader("Content-Length", body.size)
      this.body = body.clone() // Defensive copy.
    }