crud-JAVA
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A simple vanilla CLI JAVA app for incubation interview / certification 

Some concepts worked on this project:

- Interface abstraction
- Classes & Inheritance
- Arrays & OOP  
- Dependency Injection
- Try/catch handling
- Overload

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Dependencies: (Linux Environment)

- Make
- OpenJDK 11+

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Structure:

.
├── bin (.class Files)
├── Makefile
├── README
├── src
│   ├── cli
│   │   └── CLI.java
│   ├── main.java
│   ├── models
│   │   ├── Person.java
│   │   └── Student.java
│   └── repository
│       ├── FakeRepository.java
│       └── IRepository.java
└── TODO

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Building:

$ make

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Running the Apllication:

$ make run

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Display:

Choose one of the following options:            
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1 - Create person or student                                                                                                                                                                     
2 - Retrieve all persons and students                                                                                                                                                            
3 - Update person/student data                                                                                                                                                                   
4 - Delete person/student                                                                                                                                                                        
5 - Finish operations                                                                                                                                                                            
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Enter option here: 2                                                                                                                                                                             
                                                                                                                                                                                                 
========= Retrieve All Persons ============
ID   | Name                     | Phone Number   | Birthday   | Created At | Updated At | Type    | Grade   
-----------------------------------------------------------------------------------------------                                                                                                  
1    | Joao da Silva            | 7138297123791  | 1997-05-21 | 2022-10-12 | 2022-10-12 | Student | 9.0                                                                                          
2    | Batata Sauro             | 000001         | 1000-01-01 | 2022-10-12 | 2022-10-12 | Student | 0.4     
3    | AlfaUniverso             | 999991         | 1201-01-01 | 2022-10-12 | 2022-10-12 | Person  |  -     

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