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Mar 22nd, 2018
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  1. package Homework1;
  2.  
  3. import java.io.*;
  4. import java.lang.reflect.Field;
  5.  
  6. public class App {
  7.  
  8. public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException, IOException {
  9.  
  10. BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
  11.  
  12.  
  13. File file = new File("Notebook.txt");
  14.  
  15. System.out.println("Введите произвоителя ноутбука");
  16. String prodcer = Notebook.writer(reader);
  17. System.out.println("Введите модель ноутбука");
  18. String model = Notebook.writer(reader);
  19. System.out.println("Введите цену");
  20. int price = Integer.parseInt(Notebook.writer(reader));
  21.  
  22.  
  23. try (BufferedWriter writer = new BufferedWriter(new FileWriter(file))){
  24. writer.write(prodcer + "," + model + "," + price);
  25.  
  26. } catch (IOException e) {
  27. e.printStackTrace();
  28. }
  29.  
  30. FileReader fr = new FileReader(file);
  31. BufferedReader readFile = new BufferedReader(fr);
  32. String line = readFile.readLine();
  33. System.out.println("Вы ввели этот ноутбук: " + line);
  34.  
  35. String[] readedLine = line.split(",");
  36.  
  37.  
  38.  
  39. Notebook notebook = new Notebook(readedLine[0], readedLine[1], readedLine[2]);
  40.  
  41.  
  42. Class notebookClass = notebook.getClass();
  43.  
  44. Field rProducer = notebookClass.getDeclaredField("producer");
  45. rProducer.setAccessible(true);
  46. rProducer.set(notebook, "Asus");
  47.  
  48. Field rModel = notebookClass.getDeclaredField("model");
  49. rModel.setAccessible(true);
  50. rModel.set(notebook, "K70IO");
  51.  
  52. Field rPrice = notebookClass.getDeclaredField("price");
  53. rPrice.setAccessible(true);
  54. rPrice.set(notebook, "605");
  55.  
  56.  
  57. System.out.print("Но рефлексия исправила изменила ноутбук, на этот: ");
  58. notebook.showNotebook();
  59.  
  60. }
  61. }
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