question: private boolean isAndroidNamespace ( String ns ) { if ( ns == null ) return false ; ns = ns . trim ( ) ; if ( ns . startsWith ( "*" ) ) ns = ns . substring ( 1 ) ; if ( ! ns . equals ( "http://schemas.android.com/apk/res/android" ) ) return false ; return true ; }
target:  Checks whether the given namespace belongs to the Android operating system