View Java Class Source Code in JAR file
- 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 ftpserver-osgi-spring-service-1.1.4.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
org.apache.ftpserver.example.osgiservice.impl
├─ org.apache.ftpserver.example.osgiservice.impl.FtpServerLifecycle.class - [JAR]