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import java.lang.reflect.Field;
public class Main {
String hello = "world";
int i = 42;
public static void main(String args[]) {
System.out.println(Util.toString(new MyClass()));
System.out.println(Util.toString(new MyAnotherClass()));
}
}
class Util {
public static String toString(Object o) {
StringBuilder sb = new StringBuilder();
toString(o, o.getClass(), sb);
return o.getClass().getName()+ "\n"+sb.toString();
}
private static void toString(Object o, Class clazz, StringBuilder sb) {
Field f[] = clazz.getDeclaredFields();
for (int i = 0; i < f.length; i++) {
f[i].setAccessible(true);
try {
sb.append(f[i].getName() + "=" + f[i].get(o)+"\n");
} catch (Exception e) {
e.printStackTrace();
}
}
if (clazz.getSuperclass() != null)
toString(o, clazz.getSuperclass(), sb);
}
}
class MyClass {
int i = 1;
private double d = 3.14;
}
class MyAnotherClass extends MyClass{
int f = 9;
}
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