import java.io.*;
import java.util.logging.*;

public class LimitLogFile{
	public static void main(String[] args) {
		try{
			Logger log = Logger.getLogger("RoseIndia.Net");
			BufferedReader buf = new BufferedReader(new InputStreamReader(System.in));
			System.out.println("Enter file name which has '.log' extension");
			String str = buf.readLine();
			File file = new File(str + ".txt");
			if(file.exists())
			{
				int limit = 10;
				FileHandler hand = new FileHandler(str + ".txt", limit,1);
				System.out.println("Operation successfully.");
				log.addHandler(hand);
			}
			else{
			System.out.println("File not found!");
			}
		}
		catch (IOException e){}
	}
}