Console-based Java application to manage students, faculty, and staff. Supports validated data entry, printing tuition invoices, searching by ID, deleting records, and generating a sorted report saved to report.txt.
Included Files
finalprojectdo.java— Main program (menu, models, logic)report.txt— Generated summary when exiting
Skills Learned
- Object-oriented design (abstract classes, inheritance, polymorphism)
- Input validation and error handling
- Collections and iteration (
ArrayList,Iterator) - Sorting and custom comparators
- File output with
PrintWriter
Screenshot
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