Command line Reader Sample

import java.io.*;
import java.lang.*;

public class DecimalToOctal {
public static void main(String[] args) throws IOException{
BufferedReader buff = new BufferedReader(new InputStreamReader(System.in));
System.out.println("Enter the decimal number:");
String deci = buff.readLine();
int value = Integer.parseInt(deci);
String str = Integer.toString(value,8);
System.out.println("octal:=" + str);
}
}