PHP \DesignPatterns\More\Repository\PostRepository \DesignPatterns\More\Repository\InMemoryPersistence \DesignPatterns\More\Repository\Domain\PostStatus \DesignPatterns\More\Repository\Domain\PostId \DesignPatterns\More\Repository\Domain\Post \DesignPatterns\More\Repository\Persistence \DesignPatterns\More\Repository\PostRepository \DesignPatterns\More\Repository\PostRepository Fields Constants Constructors Methods private