/*
 * FinalizationTest.java
 *
 * Created on 24. bøezen 2004, 13:55
 */

/**
 *
 * @author  nenik
 */
public class FinalizationTest {
    
    /** Creates a new instance of FinalizationTest */
    public FinalizationTest() {
    }
    
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws Exception {
        // TODO code application logic here
        
        ChainItem b = new ChainItem("B",
                    new ChainItem("C", null));
        
        ChainItem head = new ChainItem("A", b);
        b = null;
        
        System.gc();
        System.runFinalization();
        Thread.sleep(1000);
        head = null;
        System.gc();
        System.runFinalization();
        Thread.sleep(1000);
    }
    
    private static class ChainItem {
        ChainItem next;
        String name;
        
        public ChainItem(String name, ChainItem next) {
            this.next = next;
            this.name = name;
        }
        
        protected void finalize() {
            System.out.println("finalized " + name + ", next=" + next);
        }
    }
    
}