This is the officially supported Java client made to interface with the Urban Airship API for Java applications. Urban Airship supplies interactive push notifications. Their embeddable mobile marketing strategies and API are made to increase engagement utilizing push advertising, location-specific targeted marketing, and analytics.
It only seems right that people blogging via Blogger would be able to take advantage of AdSense features for their blogs - both are Google products, after all. Now they can. Google has used their AdSense API to provide more built-in monetization options for its Blogger members.