- [Deutsch (German)](../de/README.md)
- [한국어 (Korean)](../ko/README.md)

## Alimenté par

* [Lasta Di](https://github.com/lastaflute/lasta-di "Lasta Di") : Conteneur DI
* [LastaFlute](https://github.com/lastaflute/lastaflute "LastaFlute") : Framework Web
* [Lasta Job](https://github.com/lastaflute/lasta-job "Lasta Job") : Planificateur de tâches
* [Fess Crawler](https://github.com/codelibs/fess-crawler "Fess Crawler") : Crawler Web

- [Deutsch (German)](../de/README.md)
- [한국어 (Korean)](../ko/README.md)

## Desenvolvido por

* [Lasta Di](https://github.com/lastaflute/lasta-di "Lasta Di"): Contêiner DI
* [LastaFlute](https://github.com/lastaflute/lastaflute "LastaFlute"): Framework Web
* [Lasta Job](https://github.com/lastaflute/lasta-job "Lasta Job"): Agendador de Tarefas
* [Fess Crawler](https://github.com/codelibs/fess-crawler "Fess Crawler"): Rastreador Web

  }

  @Override
  public SortedMap<K, V> headMap(@ParametricNullness K toKey) {
    return delegate().headMap(toKey);
  }

  @Override
  @ParametricNullness
  public K lastKey() {
    return delegate().lastKey();
  }

  @Override
  public SortedMap<K, V> subMap(@ParametricNullness K fromKey, @ParametricNullness K toKey) {
    return delegate().subMap(fromKey, toKey);
  }

  @Override

- [Français (French)](../fr/README.md)
- [한국어 (Korean)](../ko/README.md)

## Unterstützt von

* [Lasta Di](https://github.com/lastaflute/lasta-di "Lasta Di"): DI-Container
* [LastaFlute](https://github.com/lastaflute/lastaflute "LastaFlute"): Web-Framework
* [Lasta Job](https://github.com/lastaflute/lasta-job "Lasta Job"): Job-Scheduler
* [Fess Crawler](https://github.com/codelibs/fess-crawler "Fess Crawler"): Web-Crawler

- [Deutsch (German)](../de/README.md)
- [한국어 (Korean)](../ko/README.md)

## 技术支持

* [Lasta Di](https://github.com/lastaflute/lasta-di "Lasta Di"): DI 容器
* [LastaFlute](https://github.com/lastaflute/lastaflute "LastaFlute"): Web 框架
* [Lasta Job](https://github.com/lastaflute/lasta-job "Lasta Job"): 任务调度器
* [Fess Crawler](https://github.com/codelibs/fess-crawler "Fess Crawler"): Web 爬虫

- [Deutsch (German)](../de/README.md)
- [한국어 (Korean)](../ko/README.md)

## Impulsado por

* [Lasta Di](https://github.com/lastaflute/lasta-di "Lasta Di"): Contenedor DI
* [LastaFlute](https://github.com/lastaflute/lastaflute "LastaFlute"): Framework Web
* [Lasta Job](https://github.com/lastaflute/lasta-job "Lasta Job"): Programador de Tareas
* [Fess Crawler](https://github.com/codelibs/fess-crawler "Fess Crawler"): Rastreador Web

- [Français (French)](../fr/README.md)
- [Deutsch (German)](../de/README.md)

## 제공된 기술

* [Lasta Di](https://github.com/lastaflute/lasta-di "Lasta Di"): DI 컨테이너
* [LastaFlute](https://github.com/lastaflute/lastaflute "LastaFlute"): 웹 프레임워크
* [Lasta Job](https://github.com/lastaflute/lasta-job "Lasta Job"): 작업 스케줄러
* [Fess Crawler](https://github.com/codelibs/fess-crawler "Fess Crawler"): 웹 크롤러

    return navigableKeySet();
  }

  @Override
  public @Nullable Entry<K, V> lastEntry() {
    return delegate.lastEntry();
  }

  @Override
  public K lastKey() {
    return delegate.lastKey();
  }

  @Override
  public @Nullable Entry<K, V> lowerEntry(K key) {
    return delegate.lowerEntry(checkValid(key));
  }

  @Override
  public @Nullable K lowerKey(K key) {

mvn license:format
```

## Tech Stack

- **Web Framework**: LastaFlute (MVC framework)
- **DI Container**: Lasta Di
- **Data Access**: DBFlute (type-safe ORM for OpenSearch)
- **Search Engine**: OpenSearch
- **App Server**: Embedded Tomcat
- **Crawler**: fess-crawler library
- **Scheduler**: Lasta Job

## Key Directories

```
src/main/java/org/codelibs/fess/
├── FessBoot.java              # Application entry point

    Entry<K, V> entry = firstEntry();
    if (entry == null) {
      throw new NoSuchElementException();
    } else {
      return entry.getKey();
    }
  }

  @Override
  @ParametricNullness
  public K lastKey() {
    Entry<K, V> entry = lastEntry();
    if (entry == null) {
      throw new NoSuchElementException();
    } else {
      return entry.getKey();
    }
  }

  @Override