This is a simple project for car rental which contains API backend (Java, Spring and Hibernate) and database (SQLite).

Database contains three tables: Cars, Clients and Rents. Database schema presented below:

• GET /car returns the list of all cars with status 200

• GET /car/{id} returns the car specified by id with status 200 or status 400 if car is not found

• POST /car adds the car with parameters brand, model and available given in body, returns 201 if created, 400 otherwise

• PUT /car/{id} updates existing car specified by given id with parameters brand, model and available given in body, returns 200 if updated, 400 otherwise

• DELETE /car/{id} deletes existing car specified by givem id, returns 200 if deleted, 400 otherwise

• GET /client returns the list of all clients with status 200

• GET /client/{id} returns the client specified by id with status 200 or status 400 if client is not found

• POST /client adds the client with parameters firstname and lastname given in body, returns 201 if created, 400 otherwise

• PUT /client/{id} updates existing client specified by given id with parameters firstname and lastname given in body, returns 200 if updated, 400 otherwise

• DELETE /client/{id} deletes existing client specified by givem id, returns 200 if deleted, 400 otherwise

• GET /rent returns the list of all rents with status 200

• GET /rent/{id} returns the rent specified by id with status 200 or status 400 if rent is not found

• POST /rent adds the rent with parameters car_id and client_id given in body, returns 201 if created, 400 otherwise

• PATCH /rent/{id} sets the rent specified by id as returned: sets returndate to current time and sets car as available; returns 200 if updated, 400 otherwise

• PUT /rent/{id} updates existing rent specified by given id with parameters car_id and client_id given in body, returns 200 if updated, 400 otherwise

• DELETE /rent/{id} deletes existing rent specified by givem id, returns 200 if deleted, 400 otherwise