* objects in any other equivalence group added to this tester.
   */
  @CanIgnoreReturnValue
  public EquivalenceTester<T> addEquivalenceGroup(T first, T... rest) {
    addEquivalenceGroup(Lists.asList(first, rest));
    return this;
  }

  @CanIgnoreReturnValue
  public EquivalenceTester<T> addEquivalenceGroup(Iterable<T> group) {
    delegate.addRelatedGroup(group);

   * objects in any other equivalence group added to this tester.
   */
  @CanIgnoreReturnValue
  public EquivalenceTester<T> addEquivalenceGroup(T first, T... rest) {
    addEquivalenceGroup(Lists.asList(first, rest));
    return this;
  }

  @CanIgnoreReturnValue
  public EquivalenceTester<T> addEquivalenceGroup(Iterable<T> group) {
    delegate.addRelatedGroup(group);

    if (num >= 0) {
      @Nullable Integer[] rest = new @Nullable Integer[num];
      for (int i = 0; i < num; i++) {
        rest[i] = partsArray[i + 2];
      }

      assertThat(joiner.join(partsArray[0], partsArray[1], rest)).isEqualTo(expected);

      StringBuilder sb3 = new StringBuilder().append('x');
      joiner.appendTo(sb3, partsArray[0], partsArray[1], rest);

  - 🔍 [Pydantic](https://docs.pydantic.dev), verwendet von FastAPI, für die Datenvalidierung und das Einstellungsmanagement.
  - 💾 [PostgreSQL](https://www.postgresql.org) als SQL-Datenbank.
- 🚀 [React](https://react.dev) für das Frontend.
  - 💃 Verwendung von TypeScript, Hooks, Vite und anderen Teilen eines modernen Frontend-Stacks.

    @Test
    public void testSplitPackageAndShortClassName() {
        String[] ret = ClassUtil.splitPackageAndShortClassName("aaa.Hoge");
        assertThat(ret[0], is("aaa"));
        assertThat(ret[1], is("Hoge"));
        ret = ClassUtil.splitPackageAndShortClassName("Hoge");
        assertThat(ret[0], is(nullValue()));
        assertThat(ret[1], is("Hoge"));
    }

    /**
     *
     */
    @Test

    assertFullyRead(reader);

    // reset, skip, mark, then read the rest
    reader.reset();
    assertEquals(5, reader.skip(5));
    reader.mark(Integer.MAX_VALUE);
    assertThat(readFully(reader)).isEqualTo(string.substring(5));
    assertFullyRead(reader);

    // reset to the mark and then read the rest
    reader.reset();
    assertThat(readFully(reader)).isEqualTo(string.substring(5));

  - 🔍 FastAPIで使用される、データバリデーションと設定管理向けの [Pydantic](https://docs.pydantic.dev)。
  - 💾 SQLデータベースとしての [PostgreSQL](https://www.postgresql.org)。
- 🚀 フロントエンド向けの [React](https://react.dev)。
  - 💃 TypeScript、hooks、Vite、その他のモダンなフロントエンドスタックの各要素を使用。
  - 🎨 フロントエンドコンポーネント向けの [Tailwind CSS](https://tailwindcss.com) と [shadcn/ui](https://ui.shadcn.com)。
  - 🤖 自動生成されたフロントエンドクライアント。

    - 🔍 FastAPI에 의해 사용되는, 데이터 검증과 설정 관리를 위한 [Pydantic](https://docs.pydantic.dev).
    - 💾 SQL 데이터베이스로서의 [PostgreSQL](https://www.postgresql.org).
- 🚀 프론트엔드를 위한 [React](https://react.dev).
    - 💃 TypeScript, hooks, Vite 및 기타 현대적인 프론트엔드 스택을 사용.
    - 🎨 프론트엔드 컴포넌트를 위한 [Tailwind CSS](https://tailwindcss.com) 및 [shadcn/ui](https://ui.shadcn.com).
    - 🤖 자동으로 생성된 프론트엔드 클라이언트.

     */
    @Override
    public String toString() {
        StringBuilder ret = new StringBuilder();
        for (final byte element : this.b) {
            final int n = element & 0xff;
            if (n <= 0x0f) {
                ret.append("0");
            }
            ret.append(Integer.toHexString(n));
        }
        return ret.toString();
    }

### Enable Keycloak Admin REST API support

Before being able to authenticate against the Admin REST API using a client_id and a client_secret you need to make sure the client is configured as it follows:

- `account` client_id is a confidential client that belongs to the realm `{realm}`