Assisting for school java application on Win10 env

Virtual app for Your Repositories
Requirements
•    Language: Java
•    Delivery Date: 2 days
•    Well documented code with comments inside the code and summary in text doc file
•    Delivery format:
1.    1st day (phase 1) to submit to the student the structure of the all codes  without possibly full content without errors
2.    Eclipse shall be used by student  to test and verify phase 1.

3.    Complete delivery with testing by user and discussion with developer Day-2 (phase 2).
4.    Possibly some modifications to be done prior to final acceptance by student.
5.    This student  will use and testing and must have 1 week to report any bugs or minor modifications (project closure).
6.    Developer should assist in explain the codes and classes or packages, libraries used in this work (half-day session).
Application description:
The Java win app (win 10) needs to include:
1.    Option to add a user specified file to the application
2.
Option to delete a user specified file from the application
3.    Option to search a user specified file from the application
4.    Navigation option to close the current execution context and return to the main context
5.
Option to close the application
6.    Option to navigate back to the main context.
7.    Search a user specified file from the main directory
8.    Display the result upon successful operation
9.    Display the result upon unsuccessful operation
Constraints:
1.
Code to display the Welcome Screen.
2.    Retrieving the file names in an ascending order. The root directory can be either empty or contain few files or folders in it
3.    Delete a user specified file from the existing directory list,
4.
Application must display: -Application name (X)  and the -Developer details (User Y) -user interface interactions details - the user interaction information
5.    Return a message if FNF (File not found)
6.    Implement  such as exceptions, collections, and sorting techniques for source code optimization and increased performance
7.
Application should not close, exit, or throw an exception if the user specifies an invalid input.
8.    Employ Search and Sort techniques: Data structures used for the project
9.    Data Structures where sorting and searching techniques are used.
10.    Generic features and the above three  operations.