Need help with Java project.

Multifunctional application: Invoice Application You will write a program and all of the pieces necessary to create a multiclass application You will practice how to: How to work with Object-oriented programming skills How to work with collections and generics How to work with File I/O . Use a package for working with directories and files . Objectives: In this project, you will use the skills and knowledge you have acquired to build a multiClass application. The application you build simulates one that you might use to track product information. The application enables you to input new information, list, search for specific product information, view delete, and prevent duplication. You build the application entirely from classes and methods. Also, to make this undertaking manageable (and be consistent with good programming practices), you build the application through creating small pieces that you prototype, test and later link together into one menu- based application Components: Create a flowchart to design and document processes and procedures .Use the flowchart you to write the pseudocode instructions .Set up a source directory to store files Create an input menu for your multifunctional application (Title, add, search for info, order Create an information file for testing purposes Take screenshots of all scripts used by the contact application .Submit a digital copy The product information should keep track of the following