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Java generic

Jan 28th, 2019
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  1. 1.write an essay about what is Java generic, define some cases and select appropiate generic class to solve those case, explain why.
  2.     Java Generic adalah suatu metode deklarasi generic tunggal
  3.     yang dapat dipanggil dengan argumen dari tipe yang berbeda.
  4.  
  5. 2.write a simple code to show Java generic in action by implementing you cases above.
  6.  
  7.  
  8. public class GenericMethod
  9. {
  10.     public static <E> void printArray( E[] inputArray)
  11.     {
  12.         for(E element : inputArray)
  13.         {
  14.             System.out.printf("%s",element);
  15.         }
  16.         System.out.println();
  17.     }
  18.    
  19.     public static void main(String[] args)
  20.     {
  21.         Integer[] intArray = {1,2,3,4,5,6,7};
  22.         Double[] doubleArray = { 1.1, 2.2, 3.3, 4.4, 5.5, 6.6, 7.7};
  23.         Character[] charArray = {'R', 'A', 'H', 'M', 'A', 'D'};
  24.        
  25.         System.out.print("Isi Array dari Integer: ");
  26.         printArray(intArray);
  27.         System.out.print("\nIsi Array dari Double: ");
  28.         printArray(doubleArray);
  29.         System.out.print("\nIsi Array dari Character: ");
  30.         printArray(charArray);
  31.     }
  32. }
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