JSCover legacy
· This project aims at employing the excellent JSCover library to provide JavaScript coverage measurement for projects which do not use JavaScript tests but Selenium-based end-to-end tests.
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 jscover-legacy-0.0.5.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.