The official Google Custom Search library in Java language allows API integration to build customized search engines in websites, blogs, and groups of websites. Resources available include examples to make calls, authenticate, upload media, download media, and work with Google App Engine. To specify, this Java library in beta stage runs on Android 1.5+.
It hasn't been long since developers responded with fear that Yahoo's innovative search tools could go away. Now two of the smaller, but still well-loved, APIs have been given less than a month to live.