A collection of libraries for interacting with the extensibility features of vCloud Director. Also includes some sample application that showcase best practices for extension building
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 vcd-ext-sdk-parent-0.10.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.