5.9 Homework 5 Solutions

5.9.1 Part 1 - Employee Database Manager Swing Application

Changes were made to all files. For Professor, Student, and SupportStaff, and consequently Payable, method printAccount() was changed to getAccount(). EmployeeManager was modified so that it could return a reference to the hashtable that holds all employees.

EmployeeManager.java

EmployeeUI.java

Payable.java

Professor.java

Student.java

SupportStaff.java

5.9.2 Part 2 - Kaleidoscope

Kaleidoscope.java

hw5part2.html

Demo: