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Expand file tree Collapse file tree Original file line number Diff line number Diff line change @@ -260,41 +260,11 @@ java.lang.ref 包下
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261261! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdefxosx2vj30z40icq5r.jpg)
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263- ### 强引用(默认支持模式)
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265- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdefyz7qaqj31gq0k84f9.jpg)
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267- obj2一直存在,不会被垃圾回收
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269- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdeg092uj0j319g0k4n46.jpg)
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271- ### 软引用
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273- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdeg2fh6ftj31da0jc10v.jpg)
274-
275- Mybatis 缓存类就有用到
276-
277- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdeg7z2o6oj31ds0ma7ff.jpg)
278-
279- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdeg851g7zj315e0n8k2r.jpg)
280-
281- ### 弱引用
282-
283- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdeg9wc2d6j31c00c243c.jpg)
284-
285- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdegasmdi6j30zc0kmn4a.jpg)
286-
287- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdegg6qqm6j31fq0logzr.jpg)
288-
289- 你知道弱引用的话,能说下 WeakHashMap 吗
290-
291- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdego93wwdj31f00m0k18.jpg)
292-
293- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdegpyj70yj31ek0oy4bt.jpg)
294-
295- ### 虚引用
296-
297- ! [](https: // tva1.sinaimg.cn/large/00831rSTly1gdegs2tppxj31ge0os1ew.jpg)
298268
299269#### 引用队列
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