code: public static boolean isAndroidPackaging( String packaging )
      {
          return APK.equals( packaging ) || APKLIB.equals( packaging ) || APKSOURCES.equals( packaging ) 
                  || AAR.equalsIgnoreCase( packaging );
      }
docs: Determine whether or not a {@link MavenProject}'s packaging is an
  Android project.
  
  @param packaging Project packaging.
  @return True if an Android project.