Ask HN: Is there a service that can mail me random links from a website?

My use case is the following -<p>I want to get random Java doc pages from JAVA API documentation. So one day I want to the following link in mail -<p>http://docs.oracle.com/javase/7/docs/api/javax/swing/AbstractAction.html<p>and the next day -<p>http://docs.oracle.com/javase/7/docs/api/java/util/AbstractMap.html<p>My aim is to go over some random Java class documentation to know about some classes about which I have no knowledge.<p>Is there some service that can do something like this?