Red Hat Java SDKs
· Red Hat Java RHOAS SDK's are delivered as set of individual packages. SDK's are divided into two types.
Management SDKs support creating services and instance SDKs support direct interaction with services
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 app-services-sdk-java-1.0.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.