Jakarta Data
· Create the specification in Jakarta EE to help Jakarta EE developers create enterprise-grade
applications applying Java® and data engine technologies. It helps them create scalable applications while
maintaining low coupling with the underlying persistence technology.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window jakarta-data-parent-1.0.0-b2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.