Objects, Classes, and Interfaces - Java Examples in a Nutshell - page 43

2-2. Write a class that represents a person's mailing address. It should have sepa-
rate fields for the name, street address, city, state, and ZIP code. Define a
toString() method that produces nicely formatted output.
2-3. Using the Sort.Comparer and/or the Sort.Comparable interfaces, write a static
search() method for a class named Search that performs an efficient binary
search for a specified object within a sorted array of objects. If the object is
found in the array, search() should return the array index at which it is
located. Otherwise, it should return -1.