pertama anda harus membuat bacaKeyboard dahulu yaitu source code berikut:
import java.io.*;
public class BacaKeyboard{
public static String bacaString( )
{
int karakter;
String str = "";
boolean selesai = false;
while(!selesai)
{
try{
karakter = System.in.read();
if(karakter<0||(char) karakter == '\n' )
selesai=true;
else if ((char)karakter !='\r' )
str = str + (char) karakter;
}catch (java.io.IOException e)
{
System.err.println("ada kesalahan");
selesai= true;
}
}
return str;
}
}