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Wednesday, September 19, 2018
Write Troubleshooting Friendly Program
怎样了解你的线程在干嘛?
我们前面提到,为了了解线程当前的执行状态,需要通过 jstack 工具来获取线程的 stack 信息,再从中找到我们关心的线程具体的执行情况。
这里首先需要关注的一点是,对于我们自己的线程,一定要「给他一个名字」。否则,在茫茫的线程海里,你只能欲哭无泪。
对于通过 Thread 创建线程时,可以直接通过构造方法指定名称。 通过「
线程池
」来获取线程,需要定义自己的ThreadFactory,在其中指定生成的线程名字。
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