Warum funktioniert das hier nicht ?
package de.codegym.task.task06.task0610;
import java.io.BufferedReader;
import java.io.InputStreamReader;
/*
Klasse ConsoleReader
*/
public class ConsoleReader {
public static BufferedReader stream = new BufferedReader(new InputStreamReader(System.in));
public static String stringLesen() throws Exception {
String text = stream.readLine();
return text;
}
public static int intLesen() throws Exception {
int a = Integer.valueOf(stream.readLine()).intValue();
return a;
}
public static double doubleLesen() throws Exception {
double b = Double.valueOf(stream.readLine()).doubleValue();
return b ;
}
public static boolean booleanLesen() throws Exception {
boolean c = Boolean.valueOf(stream.readLine()).booleanValue();
return c;
}
public static void main(String[] args) {
}
}