Rahmadnet

Collection framework Java

Jan 25th, 2019
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  1. 1. write an essay about what is java Collection framework, define some cases and select appropiate collection class to solvthose case, explain why.
  2.  
  3.     Collection adalah suatu objeck(elemen) yang bisa digunakan untuk menyimpan sekumpulan data.
  4.     Collection menyimpan elemen yang bertipe object,sehingga berbagai tipe objek bisa disimpan dalam
  5.     collection.
  6.     Saya memmilih kasus Collection tentang ArrayList,yang merupakan pengelompokan berdasarkan urutan seperti Array.
  7.     Isi list tidak harus unik.
  8. 2. write a simple code to show Collection framework in action by implementing you cases above.
  9. please post your work in pastebin.
  10.  
  11.     package ArrayList;
  12.  
  13. import java.util.ArrayList;
  14. class Manusia
  15. {
  16.     public String nama;
  17.    
  18.     public Manusia(String nama)
  19.     {
  20.         this.nama = nama;
  21.     }
  22. }
  23.  
  24. public class ArrayListDemo
  25. {
  26.     public static void main(String[] args)
  27.     {
  28.        
  29.         ArrayList<Manusia> listbaru = new ArrayList<Manusia>();
  30.        
  31.         for(int i = 1; i <= 10; i++)
  32.         {
  33.             listbaru.add(new Manusia("Manusia " + i));
  34.         }
  35.        
  36.         for(int i = 0; i < listbaru.size(); i++)
  37.         {
  38.             System.out.println(listbaru.get(i).nama);
  39.         }
  40.     }
  41. }
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