# Hierarchy For Package com.university.bookstore.impl

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - com.university.bookstore.impl.BookstoreArrayList (implements com.university.bookstore.api.BookstoreAPI)
  - com.university.bookstore.impl.ConcurrentMaterialStore (implements com.university.bookstore.api.MaterialStore)
  - com.university.bookstore.impl.MaterialStoreImpl (implements com.university.bookstore.api.MaterialStore)
  - com.university.bookstore.impl.ModernConcurrentMaterialStore (implements java.lang.AutoCloseable, com.university.bookstore.api.MaterialStore)