The following steps parallel this page for PhoneGap 1.8.x for the most part: http://wiki.phonegap.com/w/page/30862722/phonegap-android-eclipse-quickstart
These steps assume you’ve already downloaded and installed Eclipse Classic, Android SDK, and the ADT Plugin, as mentioned in the above web page (which includes links if you haven’t downloaded them).
Set up the Eclipse workspace
Eclipse is the software development kit (SDK) you’ll use to assemble your project, then prepare it for app submission to Google Play or any other Android app store. The final file used in devices ends in “.apk” and this is the software that creates that file. Continue reading