package TV๋ง๋ค๊ธฐ;
public class TvMain {
public static void main(String[] args) {
TvInfo samsung = new TvInfo();
samsung.setON(true);
samsung.getTV();
samsung.setChannel();
samsung.setVolume();
samsung.getTV();
}
}
package TV๋ง๋ค๊ธฐ;
import java.util.Scanner;
public class TvInfo {
private boolean isON;
private int channel;
private int volume;
TvInfo(){
isON = false;
channel = 7;
volume = 15;
}
TvInfo(boolean isON, int channel, int volume) {
this.isON = isON;
this.channel = channel;
this.volume = volume;
}
// ์ธ๋ถ์์ ์ ์ on/off๋ฅผ ํ ์ ์๋ ๊ธฐ๋ฅ ์ ๊ณต
public void setON(boolean isON) {
this.isON = isON;
String onOffStr = (isON) ? "ON" : "OFF";
System.out.println("TV๊ฐ " + onOffStr + " ๋์์ต๋๋ค.");
}
// ์ธ๋ถ์์ ์ฑ๋์ ๋ณ๊ฒฝํ ์ ์๋ ๊ธฐ๋ฅ ์ ๊ณต
public void setChannel() {
Scanner sc = new Scanner(System.in);
while(true) {
System.out.print("์ฑ๋์ ์
๋ ฅํ์ธ์. : ");
channel = sc.nextInt();
if (channel >= 0 && channel <= 999) break;
else System.out.println("์ฑ๋์ ๋ฒ์๋ฅผ ๋ฒ์ด๋ฌ์ต๋๋ค.(0 ~ 999)");
}System.out.println("์ฑ๋์ด " + channel + "(์ผ)๋ก ๋ณ๊ฒฝ๋์์ต๋๋ค.");
}
// ์ธ๋ถ์์ ๋ณผ๋ฅจ์ ๋ณ๊ฒฝํ ์ ์๋ ๊ธฐ๋ฅ ์ ๊ณต
public void setVolume() {
Scanner sc = new Scanner(System.in);
while (true) {
System.out.print("๋ณผ๋ฅจ์ ์กฐ์ ํด์ฃผ์ธ์. : ");
volume = sc.nextInt();
if (volume >= 0 && volume <= 100) break;
else System.out.println("๋ณผ๋ฅจ์ ๋ฒ์๋ฅผ ๋ฒ์ด๋ฌ์ต๋๋ค.");
}
System.out.println("๋ณผ๋ฅจ์ด " + volume + "(์ผ)๋ก ๋ณ๊ฒฝ๋์์ต๋๋ค.");
}
// tv์ ๋ณด ์ถ๋ ฅ ๋ฉ์๋
public void getTV() {
String onOffStr = (isON) ? "ON" : "OFF";
System.out.println("===== TV ์ ๋ณด =====");
System.out.println("์ ์ : " + onOffStr);
System.out.println("์ฑ๋ : " + channel);
System.out.println("๋ณผ๋ฅจ : " + volume);
System.out.println("==================");
}
}
TV ์ํ ์ด๊ธฐ๊ฐ
setChannel() ๋ฉ์๋๋ฅผ ํตํด ์ฑ๋์ ๋ณ๊ฒฝํ ์ ์๋ค.
setVolume() ๋ฉ์๋๋ฅผ ํตํด ๋ณผ๋ฅจ์ ์กฐ์ ํ ์ ์๋ค.
๋ณ๊ฒฝ ํ TV ํ์ฌ ์ํ๋ getTV() ๋ฉ์๋๋ฅผ ํตํด ์ถ๋ ฅํ๋ค.
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