to get all the classes of inheritance hierarchy for a given class

//app3.java

public class app3

{

                public static void main(String args[])

                {

                                printhierachy (args[0]);

                }

                public static void printhierachy(String name)

                {

                                try

                                {

                                                Class c=Class.forName (name);

                                                Class sc=c.getSuperclass ();

                                                System.out.println ("inheritance hierarchy class of "+name +"classes are");

                                                while(sc!=null)

                                                {

                                                                System.out.println (""+sc.getName ());

                                                                c=sc;

                                                                sc=c.getSuperclass();

                                                }

                                }

                                catch (Exception e)

                                {

                                                e.printStackTrace ();

                                }

                }

}

Command prompt:

C:\java\adv java>javac app3.java

C:\java\adv java>java app3 java.lang.Integer

Inheritance hierarchy classes of java.lang.Integerclass are

java.lang.Number

java.lang.Object

C:\java\adv java>java app3 java.lang.Float

Inheritance hierarchy classes of java.lang.Floatclass are

java.lang.Number

java.lang.Object

C:\java\adv java>java app3 java.awt.Button

Inheritance hierarchy classes of java.awt.Buttonclass are

java.awt.Component

java.lang.Object

C:\java\adv java>