[SOLVED] JAC444 -Workshop 5

Description

The following workshop lets you practice basic java coding techniques, creating classes, methods, using arrays, Java I/O, inheritance, polymorphism, Exceptional Handling, JavaFx (GUI). The focus will be practicing for JavaFx concepts.

Task 1: Write a program to display a simple Address Book screen as show below

Task 2 (Event-Handling): The following task is a continuity of Task – 1and based on some research as well.

Research Part:

During the lecture of Week 5 and in the workshop 4 you have practiced different concepts on

• How to read a file.
• How to write a file.
• Mostly everyone has practiced FileReader or FileWriter, FileInputStream or FileOutputStream, Buffered Readers etc.
• Task – 2 required you to first search on RandomAccessFile in Java, o
  • Where to use it.
  • How to use it.

Once you have read about the advantages and disadvantages of the RandomAccessFile in java then you can start the coding for the workshop.

Coding Part:

Write a program that stores, retrieves, adds and updates addresses as shown in the figure below.

• Use random access file for reading and writing an address.
• When the program starts your files should contains minimum 5 proper records [make sure the added records are proper not some random strings and/ or postal code etc].

Hint: Use fixed-length string for storing each attribute in the address.

Deliverables for Task – 2: there will be two different deliverables for this workshop.

1. A word document includes your findings about Random Access File.
   1. Advantages
   2. Disadvantages
   5. Constructors
   6. Methods

Note: Also include your references from where you search.

Code for the application.