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987天前public class FinalizationDemo { |
public static void main(String[] args) { |
Cake c1 = new Cake(1); |
Cake c2 = new Cake(2); |
Cake c3 = new Cake(3); |
|
c2 = c3 = null; |
System.gc(); //调用Java垃圾收集器 |
} |
} |
|
class Cake extends Object { |
private int id; |
public Cake(int id) { |
this.id = id; |
System.out.println("Cake Object " + id + "is created"); |
} |
|
protected void finalize() throws java.lang.Throwable { |
super.finalize(); |
System.out.println("Cake Object " + id + "is disposed"); |
} |
} |
初级程序员
by: 2656205845 发表于：2019-12-24 17:21:52 顶(3) | 踩(3) 回复
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