question: public static final HashSet readSetXml ( InputStream in ) throws XmlPullParserException , java . io . IOException { XmlPullParser parser = Xml . newPullParser ( ) ; parser . setInput ( in , null ) ; return ( HashSet ) readValueXml ( parser , new String [ 1 ] ) ; }
target:  Read a HashSet from an InputStream containing XML. The stream can previously have been written by writeSetXml().