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Class Structures
Java Text Files
CS401 Lab 7
Huichao Xue
Department of Computer Science
University of Pittsburgh
Oct 21, 2008
Huichao Xue CS401 Lab7
Class Structures
Lab7
+ main(args : String[])
+ loadData(movies : MovieDB)
+ getCommands(movies : MovieDB)
+ saveData(movies : MovieDB)
Movie
 title : String
 director : String
 studio : String
 gross : double
+ Movie(t : String, d : String, s : String, g : double)
+ toString() : String
+ toStringFile() : String
+ getTitle() : String
MovieDB
 theMovies : Movie[]
 numMovies : int
+ MovieDB(size : int)
+ addMovie(m : Movie)
+ findMovie(title : String) : Movie
+ toString() : String
+ toStringFile() : String
theMovies 0..1
Figure: Class diagram
Huichao Xue CS401 Lab7