/**
 * 
 * 
 *VM Args: -Xms20m -Xmx20m -XX:+HeapDumpOnOutOfMemoryError
 *@author hengheng
 */
public class HeapOOM {
    private int stackLength = 1;
    public void stackLeak() {
        stackLength++;
        stackLeak();
        }
        
    public static void main(String[] args) throws Throwable {
        HeapOOM oom = new HeapOOM();
        try {
                oom.stackLeak();
        } catch (Throwable e) {
                System.out.println("stack length:" + oom.stackLength);
                throw e;
                }

    }

}