PullToDismissPager Library
· PullToDismissPager is an Android Open Source Library for showing ViewPager in similar way Facebook app does in its Friend Request Section
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 library-1.0.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.