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/**

* Description:

* <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>

* <br/>Copyright (C), 2001-2012, Yeeku.H.Lee

* <br/>This program is protected by copyright laws.

* <br/>Program Name:

* <br/>Date:

* @author Yeeku.H.Lee kongyeeku@163.com

* @version 1.0

*/

public class FinalizeTest2

{

private static FinalizeTest2 ft = null;

public void info()

{

System.out.println("测试资源清理的finalize方法");

}

public static void main(String[] args) throws Exception

{

//创建TestFinalize对象立即进入可恢复状态

new FinalizeTest2();

//通知系统进行资源回收

System.gc();

//强制垃圾回收机制调用可恢复对象的finalize方法

Runtime.getRuntime().runFinalization(); //①

//System.runFinalization(); //②

ft.info();

}

public void finalize()

{

//让tf引用到试图回收的可恢复对象，即可恢复对象重新变成可达

ft = this;

}

}