1. Create an interface named Printable which contains one method called printAll(). This method takes one String argument and return a String. Define a class named Document which implements the interface Printable. Inside of the Document class, overrides the printAll() method, returns the String that passes in the String argument.

2. The superclass Employee contains:

a constructor that accepts a String corresponding to the name of the company

a toString method that returns 'employee at XXX' where XXX is the name of the company.

Write a class definition for the subclass HourlyPaidEmployee containing:

a constructor accepting a String which is used as a parameter to the superclass constructor

a toString method that returns 'Hourly paid employee at XXX'. This method must use the toString method of its superclass.