MedescopeAndroidLibrary
· This a is a ready-to-use library that encapsulate the Android Download Manager. Using an interface you can easily connect to your Activity or Fragment and used it. It runs on other process as an independent service.
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 medescope-1.2.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.