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Replace All Elements Of Java Vector Example

  1. /*
  2.   Replace All Elements Of Java Vector Example
  3.   This java example shows how to replace all elements of Java Vector object with
  4.   the specified element using fill method of Collections class.
  5. */
  6.  
  7. import java.util.Vector;
  8. import java.util.Collections;
  9.  
  10. public class ReplaceAllElementsOfVectorExample {
  11.  
  12.   public static void main(String[] args) {
  13.     //create a Vector object
  14.     Vector v = new Vector();
  15.    
  16.     //Add elements to Vector
  17.     v.add("A");
  18.     v.add("B");
  19.     v.add("D");
  20.  
  21.     /*
  22.       To replace all elements of Java Vector with specified element use,
  23.       static void fill(List list, Object element) method of Collections class.
  24.     */
  25.    
  26.     System.out.println("Before replacement, Vector contains : " + v);
  27.    
  28.     Collections.fill(v,"REPLACED");
  29.    
  30.     System.out.println("After replacement, Vector contains : " + v);
  31.  
  32.   }
  33. }
  34.  
  35. /*
  36. Output would be
  37. Before replacement, Vector contains : [A, B, D]
  38. After replacement, Vector contains : [REPLACED, REPLACED, REPLACED]
  39. */

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