CopyOnWriteArrayList - isEmpty, size and clear methods program.
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
/**
* Copyright (c), AnkitMittal JavaMadeSoEasy.com
*/
public class CopyOnWriteArrayListTest {
public static void main(String args[]) {
List<String> copyOnWriteArrayList = new CopyOnWriteArrayList<String>();
System.out.println("\n--------add element to end of list");
copyOnWriteArrayList.add("ankit");
copyOnWriteArrayList.add("mittal");
copyOnWriteArrayList.add("javaMadeSoEasy");
System.out.println("copyOnWriteArrayList = "+copyOnWriteArrayList);
System.out.println("copyOnWriteArrayList.isEmpty() = "+copyOnWriteArrayList.isEmpty());
System.out.println("\n--------clear list - remove all elements from list");
copyOnWriteArrayList.clear();
System.out.println("copyOnWriteArrayList.isEmpty() = "+copyOnWriteArrayList.isEmpty());
System.out.println("copyOnWriteArrayList = "+copyOnWriteArrayList);
}
}
/*OUTPUT
--------add element to end of list
copyOnWriteArrayList = [ankit, mittal, javaMadeSoEasy]
copyOnWriteArrayList.isEmpty() = false
--------clear list - remove all elements from list
copyOnWriteArrayList.isEmpty() = true
copyOnWriteArrayList = []
*/
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RELATED LINKS>
CopyOnWriteArrayList - iterate using iterator, listIterator, Enumeration and enhanced for loop
CopyOnWriteArrayList - isEmpty, size and clear methods program
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Collection programs
Core Java