版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/zhang_xiaomeng/article/details/82771790
public class ReferenceCountingGC {
public Object instance = null;
private static final int _1MB = 1024*1024;
private byte[] bigSize = new byte[2 * _1MB];
public static void testGC(){
ReferenceCountingGC objA = new ReferenceCountingGC();
ReferenceCountingGC objB = new ReferenceCountingGC();
objA.instance = objB;
objB.instance = objA;
objA = null;
objB = null;
System.gc();
}
public static void main(String[] args) {
testGC();
}
}
设置好运行
