자바(JAVA) - TV 전원, 볼륨, 채널 리모컨 프로그래밍

 
public class MainClass {
 
    public static void main(String[] args) {
        
        
        Mytv2 t = new Mytv2();
        
        
        
        t.setChannel(10);
        System.out.println("CH:" + t.getChannel());
        
        t.setVolume(20);
        System.out.println("VOL" + t.getVolume());
 
        
    }
 
}
 

public class Mytv2 {
 
    
    private boolean isPowerOn;
    private int channel;
    private int volume;
    
    final int MAX_VOLUME = 100;
    final int MIN_VOLUME = 0;
    final int MAX_CHANNEL = 100;
    final int MIN_CHANNEL = 1;
    
    void serPowerOn(boolean isPowerOn) {
    this.isPowerOn = isPowerOn;
    }
    
    boolean getPowerOn() {
        return isPowerOn;
    }
    
    void setChannel(int channel) {
        if(!(channel>MAX_CHANNEL || channel < MIN_CHANNEL))
            this.channel = channel;
    }
    
    int getChannel() {
        return channel;
    }
    
    void setVolume(int volume) {
        if(!(volume > MAX_VOLUME || volume < MIN_VOLUME ))
            this.volume = volume;
    }
    
    int getVolume() {
        return volume;
    }
    }