经典案例，双层楼电梯模型设计，Java模拟现实，多媒体配合多线程的动画显示，终极版的CoreJava应用开发

一个关于电梯的程序 可显示层数和升降并有其他提示-A program can display the number of layers and lift on the elevator, and other tips

多线程电梯模拟JAVA实现 包括请求电梯到达当前楼层，请求电梯到达指定楼层 显示电梯当前所在楼层和电梯当前的运行方向。-Multi-threaded JAVA implementations include simulated elevator elevator to reach the current floor request, the request arrived at the designated elevator floor display where the floor

模拟电梯，进行上下。关门开门。电梯位置显示(Simulated elevator, up and down. Close the door. Elevator position display)