HowTo: My first GeneXus Java Application

To build your GeneXus application in Java, you can choose to have JDK version 17 or higher installed and use Spring Boot or require the following:

Below are the steps to follow:

Step 1: Create a new Knowledge Base and in the Prototyping Environment Combo Box select: Java Environment.

Step 2: Create a new Transaction object (Company).

Step 3: Select one of the following options:

Check the Steps to make a Build of your KB with Spring Boot.
Be sure to configure the Tomcat path property and Tomcat version property. Also make sure that your Tomcat is running.

Step 4: Press F5 or select Build > Run Developer Menu.

Step 5: Set the Database information properties and press the Finish button.

Step 6: GeneXus will start the Build process and show an Impact Analysis. Press Create.

The generated application will be displayed in the Launchpad Tool Window.

Considerations

To install Tomcat, using a setup file is recommended instead of a zip file. Otherwise, you must change Windows Registry values for Tomcat.