jigsaw wrote:
check javadoc of wait(long) and interrupt() of java.lang.Thread

    public interface Job {
        public boolean execute();
    }
    class JobRunner implements Runnable {
        Job job;
        public JobRunner(Job job) {
            this.job = job;
        }
        
        public void run() {
            job.execute();  //注意：job的execute()方法执行时间是不可定的，
            //可能很长，甚至没有返回，
            //如何在JobRunner级别来控制job.execute()方法运行时间。
            //请各位ggjj帮忙看看.
        }
    }