ThreadPoolExecutor.CallerRunsPolicy()相关有关问题有关问题

ThreadPoolExecutor.CallerRunsPolicy()相关问题问题
ThreadPoolExecutor threadPool =
new ThreadPoolExecutor(2, 4,3,TimeUnit.SECONDS, new ArrayBlockingQueue(3),new ThreadPoolExecutor.CallerRunsPolicy());

我定义的最大线程数是4个,但是为什么会有5个线程启动(先启动2个,然后队列里加3个任务,接下来启动了3个线程)???

[解决办法]

探讨
我就是想问为什么会有五个启动,

下面是我的测试片段:
public class TestThreadPool {

//private static int produceTaskSleepTime = 2;
private static int consumeTaskSleepTime = 2000;
private static int produceTaskMa……

ThreadPoolExecutor.CallerRunsPolicy

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