Copying elements of an ArrayList to another ArrayList

 import java.util.*;

public class CopyEleOfArraylist{

public static void main(String args[]){

ArrayList<String> colors = new ArrayList<String>();

ArrayList<String> new_array = new ArrayList<String>();

colors.add("Violet");

colors.add("Indigo");

colors.add("Green");

colors.add("Yellow");

colors.add("Orange");

colors.add("Red");

System.out.println("The first array is :"+colors);

new_array.add("1");

new_array.add("2");

new_array.add("3");

new_array.add("4");

new_array.add("5");

new_array.add("6");

System.out.println("The second array is :"+new_array);

// Collections.copy(new_array,colors);

// System.out.println("The copied Array list is :"+new_array);

Collections.copy(colors,new_array);

System.out.println("The copied Array list is :"+colors);

}

}