Some reflection on/about java

Container.java

import java.io.File;
import java.lang.reflect.Field;
import java.net.URI;

public class Container extends File {

    private String this_is_private;
    protected String this_is_protected;
    String this_is_package;
    public String this_is_public;


    public Integer valeur = 5;

    public Container(String s) {
        super(s);
    }

    public Container(String s, String s1) {
        super(s, s1);
    }

    public Container(File file, String s) {
        super(file, s);
    }

    public Container(URI uri) {
        super(uri);
    }

    Integer getValue(){
        return valeur;
    }
    public void tell_me_about_you(){
        Field[] fs = this.getClass().getDeclaredFields();
        for(Field e :fs){
            System.out.println(e);
        }
        fs = this.getClass().getSuperclass().getDeclaredFields();
        for(Field e :fs){
            System.out.println(e);
        }
    }
}

Main.java

import java.lang.reflect.Field;

public class Main {

    public static void main(String[] args){
        Container f = new Container("/tmp/e");

       Field[] s = f.getClass().getFields();
       for(Field e : s){
           System.out.println(e);
       }

       System.out.println("\n\n\t\t***\n\n");

       f.tell_me_about_you();

    }
}