It is a simple Spring JDBC project using H2 database and Hikari pool connection.
There is no Spring XML file since configuration is done in Java (JavaConfig).
This is the output after running App.java :
[2018-11-28 19:42:25,089] INFO fr.domiq.app.App ===> main()
[2018-11-28 19:42:26,221] INFO com.zaxxer.hikari.HikariDataSource springHikariCP - Starting...
[2018-11-28 19:42:26,643] INFO com.zaxxer.hikari.HikariDataSource springHikariCP - Start completed.
[2018-11-28 19:42:26,836] INFO fr.domiq.app.App ===> init()
[2018-11-28 19:42:26,837] INFO fr.domiq.bo.impl.InitDbServiceImpl Dropping tables ...
[2018-11-28 19:42:26,863] INFO fr.domiq.bo.impl.InitDbServiceImpl Done.
[2018-11-28 19:42:26,863] INFO fr.domiq.bo.impl.InitDbServiceImpl Creating tables ...
[2018-11-28 19:42:26,905] INFO fr.domiq.bo.impl.InitDbServiceImpl Done.
[2018-11-28 19:42:26,906] INFO fr.domiq.app.App ===> testCategorie()
[2018-11-28 19:42:26,968] INFO fr.domiq.app.App Categorie [idCategorie=1, nomCategorie=Ordinateurs, description=Ord]
[2018-11-28 19:42:26,972] INFO fr.domiq.app.App Categorie [idCategorie=2, nomCategorie=Imprimantes, description=imp]
[2018-11-28 19:42:26,972] INFO fr.domiq.app.App ===> testProduit()
[2018-11-28 19:42:26,982] INFO fr.domiq.app.App Produit [idProduit=1, designation=HP45ERT, description=HP7890, prix=6000.0, quantite=50, categorie=Categorie [idCategorie=1, nomCategorie=Ordinateurs, description=HP7890]]
[2018-11-28 19:42:26,983] INFO fr.domiq.app.App Produit [idProduit=2, designation=AZERTY, description=HP7890, prix=6000.0, quantite=50, categorie=Categorie [idCategorie=1, nomCategorie=Ordinateurs, description=HP7890]]
[2018-11-28 19:42:26,986] INFO com.zaxxer.hikari.HikariDataSource springHikariCP - Shutdown initiated...
[2018-11-28 19:42:26,989] INFO com.zaxxer.hikari.HikariDataSource springHikariCP - Shutdown completed.
Or you can run the test case CatalogueTest.java.