Convert an Array to a Vector : Arrays « Collections Data Structure « Java

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Java » Collections Data Structure » Arrays 




Convert an Array to a Vector
 

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import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.Enumeration;
import java.util.List;
import java.util.Vector;

/** Convert an Array to a Vector. */
public class ArrayToVector {
  public static void main(String[] args) {
    Object[] a1d = "Hello World"new Date(), Calendar.getInstance()};
    // Arrays.asList(Object[]) --> List
    List l = Arrays.asList(a1d);

    // Vector contstructor takes Collection
    // List is a subclass of Collection
    Vector v;
    v = new Vector(l);

    // Or, more simply:
    v = new Vector(Arrays.asList(a1d));

    // Just to prove that it worked.
    Enumeration e = v.elements();
    while (e.hasMoreElements()) {
      System.out.println(e.nextElement());
    }
  }
}

           
         
  














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