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public void close();
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//电梯要能上能下
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public void run();
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//电梯还要能停下来
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public void stop();
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}
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接口有了,再来看实现类,如代码清单26-2所示。
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代码清单26-2 电梯实现类
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public class Lift implements ILift{
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1700472946
//电梯门关闭
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public void close(){
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System.out.println(“电梯门关闭……”);
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}
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//电梯门开启
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public void open(){
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System.out.println(“电梯门开启……”);
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}
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//电梯开始运行起来
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public void run(){
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System.out.println(“电梯上下运行起来……”);
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}
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//电梯停止
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public void stop(){
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System.out.println(“电梯停止了……”);
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}
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