public class PC {
private CPU cpu;
private HardDisk hardDisk;
public void setCpu(CPU cpu) {
this.cpu = cpu;
}
public void setHardDisk(HardDisk hardDisk) {
this.hardDisk = hardDisk;
}
public void show() {
System.out.println("CPU速度为"+cpu.getSpeed()+"，磁盘容量为"+hardDisk.getAmount());
}
}
public class CPU {
private int speed;
public int getSpeed() {
return speed;
}
public void setSpeed(int speed) {
this.speed = speed;
}
}
public class HardDisk {
private int amount;
public int getAmount() {
return amount;
}
public void setAmount(int amount) {
this.amount = amount;
}
}
public class Test {
public static void main(String[] args) {
CPU cpu=new CPU();
cpu.setSpeed(2200);
HardDisk hardDisk=new HardDisk();
hardDisk.setAmount(200);
PC pc=new PC();
pc.setCpu(cpu);
pc.setHardDisk(hardDisk);
pc.show();
}
}