是否可以通过PC上的模拟器使用Watir与Ruby on Rails进行Web抓取Android应用程序？

So I know that was a mouthful, so to expand a bit I'm hoping to get text data from an Android app. I've read a little that I would need an Android emulator on my PC to do so. But I have no idea how to use Watir (the current web scraper I've been using successfully) to scrape data from an emulator.So I know that was a mouthful, so to expand a b