/*
List contains 5 elements
List contains Integer(2): true
Integer(2) is at index 2
Get element at index 2: 99
Exception in thread "main" java.lang.IndexOutOfBoundsException: toIndex = 15
at java.util.SubList.<init>(AbstractList.java:705)
at java.util.RandomAccessSubList.<init>(AbstractList.java:861)
at java.util.AbstractList.subList(AbstractList.java:570)
at MainClass.main(MainClass.java:23)
*/
import java.util.ArrayList;
public class MainClass {
public static void main(String[] args) {
ArrayList myList = new ArrayList(5);
for (int i = 0; i < 5; i++) {
myList.add(new Integer(i));
}
System.out.println("List contains " + myList.size() + " elements");
Integer int2 = new Integer(2);
System.out.println("List contains Integer(2): " + myList.contains(int2));
System.out.println("Integer(2) is at index " + myList.indexOf(int2));
myList.set(2, new Integer(99));
System.out.println("Get element at index 2: " + myList.get(2));
myList.ensureCapacity(15);
for (int i = 10; i < 15; i++) {
myList.add(new Integer(i));
}
myList.subList(10, 15).clear();
myList.trimToSize();
System.out.println(myList);
}
}
|
