File list (Check if you may need any files):
LibraryServer\LibraryManagementServer\.classpath
.............\.......................\.project
.............\.......................\.settings\org.eclipse.jdt.core.prefs
.............\.......................\bin\com\engine\AccountInfo.class
.............\.......................\...\...\......\AdministratorUser.class
.............\.......................\...\...\......\Book.class
.............\.......................\...\...\......\BookCategory.class
.............\.......................\...\...\......\Entrance.class
.............\.......................\...\...\......\Library.class
.............\.......................\...\...\......\PostgraduateUser.class
.............\.......................\...\...\......\ServerThread.class
.............\.......................\...\...\......\StudentUser.class
.............\.......................\...\...\......\TeacherUser.class
.............\.......................\...\...\......\UndergraduateUser.class
.............\.......................\...\...\......\User.class
.............\.......................\src\com\engine\AccountInfo.java
.............\.......................\...\...\......\AdministratorUser.java
.............\.......................\...\...\......\Book.java
.............\.......................\...\...\......\BookCategory.java
.............\.......................\...\...\......\Entrance.java
.............\.......................\...\...\......\Library.java
.............\.......................\...\...\......\PostgraduateUser.java
.............\.......................\...\...\......\ServerThread.java
.............\.......................\...\...\......\StudentUser.java
.............\.......................\...\...\......\TeacherUser.java
.............\.......................\...\...\......\UndergraduateUser.java
.............\.......................\...\...\......\User.java
.............\.......................\bin\com\engine
.............\.......................\src\com\engine
.............\.......................\bin\com
.............\.......................\src\com
.............\.......................\.settings
.............\.......................\bin
.............\.......................\src
.............\LibraryManagementServer
LibraryServer