*Create a class in Java to be used for storing all the items for an Address. Assign a name of your choosing.

1. Create the following a private instance variables:
   1. street1 as a String
   2. street2 as a String - default to null.
   3. city as a String
   4. stateCodeas a String
   5. zipCode5 as an int.
2. Generate the Getters and Setters for these items as public methods
3. Create a toString method for this class.
4. Create a UnitTest class for the class created in step 1.
   1. Create an instance of the class created in step 1.
   2. Call each of the setters and pass it a value.
   3. Display the result of the toString method.