getting data from the keybroad

public static String getString()
throws IOException{
InputStreamReader isr =
new InoutStreamReader(System,in);
BufferedReader br = new BufferedReader(isr);
String s = br.readLine();
return s;
}
public static char getChar() throws IOException{
String s= getString();
return s.charAt(0);
}
public static int getInt() throws IOException{
String s = getString();
return Integer.parseInt(s);
}