All the layers are working as per expectations; now, it's time to test the application by using the web, that is, we will check the functionalities one by one by taking the utmost care to go step by step. Not only the result, but the presentation, will also be observed, which will be close to the actual deployment environment. Let's deploy the application to check whether all the functions are working and giving the correct results both on the database side as well as the presentation side by either of the ways discussed next.
In Eclipse, once you are finished with development, configure the server, and select the project from the Project Explorer to choose the Run on Server
option, as shown by the arrows in the following screenshot:
The IDE will package the application in the WAR file, and deploy it to the container. Now you can check the functionalities one by one to make sure each and everything is as per expectations. We will take...