轉自:https://www.cnblogs.com/dolphin0520/p/3932921.html
java.uitl.concurrent.ThreadPoolExecutor類是線程池中最核心的一個類。
1、public
class
ThreadPoolExecutor
extends
AbstractExecutorService
2、
public
abstract
class
AbstractExecutorService
implements
ExecutorService
3、
public
interface
ExecutorService
extends
Executor
4、
public
interface
Executor {
void
execute(Runnable command);
}