question: static String _targetSoFile ( String libName , int version ) { Context context = mContext ; if ( null == context ) { return "" ; } String path = "/data/data/" + context . getPackageName ( ) + "/files" ; File f = context . getFilesDir ( ) ; if ( f != null ) { path = f . getPath ( ) ; } return path + "/lib" + libName + "bk" + version + ".so" ; }
target:  Concatenate the path of the so library, including directory.