package scheduler.Database; import scheduler.InstructorDB.*; import scheduler.CourseDB.*; import scheduler.LocationDB.*; import scheduler.Preferences.*; import java.util.Collection; /** * * Top-level class which contains all databases pertaining to the scheduler: instructors, classes, locations, and preferences * * @author * @version * **/ public class Database { /** Default Constructor **/ public Database() { } protected boolean isValidWholeDB(Database db) { return null; } protected InstructorDB idb; protected CourseDB cdb; protected LocationDB ldb; protected PreferencesCollection pdb; }