ConcurrentSkipListSet - iterate using iterator, listIterator, Enumeration and enhanced for loop.
import java.util.Collections;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.Set;
import java.util.concurrent.ConcurrentSkipListSet;
/** Copyright (c), AnkitMittal JavaMadeSoEasy.com */
public class ConcurrentSkipListSetTest {
public static void main(String args[]) {
Set<String> concurrentSkipListSet = new ConcurrentSkipListSet<String>();
concurrentSkipListSet.add("javaMadeSoEasy");
concurrentSkipListSet.add("ankit");
System.out.println("-------use iterator-------");
Iterator<String> iterator = concurrentSkipListSet.iterator();
while (iterator.hasNext()) {
System.out.println(iterator.next());
}
System.out.println("-------use Enumeration-------");
Enumeration<String> listEnum = Collections
.enumeration(concurrentSkipListSet);
while (listEnum.hasMoreElements()) {
System.out.println(listEnum.nextElement());
}
System.out.println("-------use enhanced for loop-------");
for (String string : concurrentSkipListSet) {
System.out.println(string);
}
}
}
/*OUTPUT
-------use iterator-------
ankit
javaMadeSoEasy
-------use Enumeration-------
ankit
javaMadeSoEasy
-------use enhanced for loop-------
ankit
javaMadeSoEasy
*/
|
RELATED LINKS>
ConcurrentSkipListSet - fail-safe or fail-fast iteration using iterator, listIterator, Enumeration and enhanced for loop
Labels:
Collection programs
Core Java