question: public void readDataFile ( String content ) throws DataFileException { if ( content == null || content . length ( ) <= 0 ) throw new IllegalStateException ( "Content is empty, can't read file" ) ; ByteArrayInputStream bis = new ByteArrayInputStream ( content . getBytes ( ) ) ; readDataFile ( bis , null ) ; }
target:  Populates (or reloads) the data file with the text of the given content