CircularImageView
· A simple Circulared Image View for Android apps that draws provided image in a circle This fork from the base CircularImageView supports shadows, outer line thickness configuration
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 CircularImageView-1.0.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.