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package com.javaeasy.logcarinterface;

import com.javaeasy.car.CarBase;

import com.javaeasy.logcar.TransportStatus;

import com.javaeasy.othertransports.Bike;

public class TransportRecoderForLog {

public static int counter = 0;

public static void recordTransport (Object transportObj){

if(transportObj == null){

return;

}else{

counter++;

TransportStatusForLog status = null;

if (transportObj instanceof CarBase){

CarBase car = (CarBase) transportObj;

status = car.getTransportStatusForLog();

}else if(transportObj instanceof Bike){

Bike bike =(Bike) transportObj;

status = bike.getBikeStatus();

}else{

return;

}

System.out.println("以下是經過的第" + counter + "輛車的信息");

System.out.println("車為" + status.getName() + ",車速為：" + status.getSpeed() );

}

} }

package com.javaeasy.car; import com.javaeasy.logcar.TransportStatus;

import com.javaeasy.logcarinterface.TransportStatusForLog;

public class CarBase {

public int speed;

public String name;

public String color;

public int maxSpeed = 90;

public boolean isBus;

public TransportStatusForLog getTransportStatusforLog(){

TransportStatusForLog TransportStatusForLog = new TransportStatusForLog (name,speed);

return TransportStatusForLog;

}

}

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