I revised my post to be more clear about how it would be done so no need for that I don't think if minimizing what one is directly overriding in the system clas

I revised my post to be more clear about how it would be done so no need for that I don't think if minimizing what one is directly overriding in the system classes. EDIT: I forgot that multiple dex files can be included in an apk[1] as well and dynamically loaded. That may be the most elegant solution. To just package it as as separate dex file and dynamically load it if on Android 4.3 or older. [1] http://android-developers.blogspot.com/2011/07/custom-class-loading-in-dalvik.html http://android-developers.blogspot.com/2011/07/custom-class-...