?? linkedlisttest.java
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/**
@version 1.00 1999-07-07
@author Cay Horstmann
*/
import java.util.*;
/**
This program demonstrates operations on linked lists.
*/
public class LinkedListTest
{
public static void main(String[] args)
{
List a = new LinkedList();
a.add("Angela");
a.add("Carl");
a.add("Erica");
List b = new LinkedList();
b.add("Bob");
b.add("Doug");
b.add("Frances");
b.add("Gloria");
// merge the words from b into a
ListIterator aIter = a.listIterator();
Iterator bIter = b.iterator();
while (bIter.hasNext())
{
if (aIter.hasNext()) aIter.next();
aIter.add(bIter.next());
}
System.out.println(a);
// remove every second word from b
bIter = b.iterator();
while (bIter.hasNext())
{
bIter.next(); // skip one element
if (bIter.hasNext())
{
bIter.next(); // skip next element
bIter.remove(); // remove that element
}
}
System.out.println(b);
// bulk operation: remove all words in b from a
a.removeAll(b);
System.out.println(a);
}
}
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