Native Android activity written in JavaScript

compilejs.sh

# compile step for js activity - yes, this will be automated!
java -cp libs/js.jar:../android-sdk-linux/platforms/android-15/android.jar org.mozilla.javascript.tools.jsc.Main -o JsActivity -package org.jsdroid.demo -d out/production/jsdroid-demo/ -version 180 -extends android.app.Activity src/org/jsdroid/demo/JsActivity.js

JsActivity.js

var {TextView} = Packages.android.widget;

function onCreate(savedState) {
    this.super$onCreate(savedState);
    var view = new TextView(this);
    view.text = "Android ♥ Rhino";
    this.contentView = view;
}