[명품JAVA프로그래밍] 8장 실습문제 4번

import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.Scanner;

public class ex3 {
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		File f = null;
		int cnt = 1;
		
		try {
			f = new File("c:/windows/system.ini");
			System.out.println(f.getPath() + "를 출력합니다.");
			Scanner sc = new Scanner(new FileReader(f));
			while(sc.hasNext()) {
				String line = sc.nextLine();
				System.out.printf("%4d:", cnt);
				System.out.println(line);
				cnt++;
			}
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

}

결과

c:\windows\system.ini를 출력합니다.
   1:; for 16-bit app support
   2:[386Enh]
   3:woafont=dosapp.fon
   4:EGA80WOA.FON=EGA80WOA.FON
   5:EGA40WOA.FON=EGA40WOA.FON
   6:CGA80WOA.FON=CGA80WOA.FON
   7:CGA40WOA.FON=CGA40WOA.FON
   8:
   9:[drivers]
  10:wave=mmdrv.dll
  11:timer=timer.drv
  12:
  13:[mci]