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Jan 12th, 2018
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  1. package pmdb;
  2.  
  3. import java.io.File;
  4. import java.util.ArrayList;
  5. import java.util.HashMap;
  6.  
  7. public class Database {
  8.  
  9. private HashMap<String, Film> database = new HashMap<String, Film>();
  10. private ArrayList<String> filenames = new ArrayList<String>();
  11. private File directory;
  12.  
  13. /**
  14. * the constructor
  15. * @param chosenDirectory, the directory which movies are stored in
  16. */
  17. public Database(String chosenDirectory){
  18. directory = new File(chosenDirectory);
  19. }
  20.  
  21. public void addFilm(String key, Film film) {
  22. database.put(key, film);
  23. }
  24.  
  25. /**
  26. * Reads the chosen directory
  27. */
  28. public void readDirectory(){
  29. String[] files = directory.list();
  30.  
  31. for (int i = 0; i < files.length; i++) {
  32. filenames.add(files[i]);
  33. }
  34. }
  35.  
  36. /**
  37. * Adds all the files to a hashmap
  38. */
  39. private void store(){
  40. for (int i = 0; i < filenames.size(); i++) {
  41. addFilm(filenames.get(i) , new Film());
  42. }
  43. }
  44.  
  45.  
  46. public static void main(String[] args) {
  47. Database db = new Database("c:/pmdb");
  48. db.readDirectory();
  49. db.store();
  50. System.out.println(db.filenames);
  51. }
  52.  
  53. }
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