public FastBufferedReader(final String bufferSize,final String wordConstituents){
  this(Integer.parseInt(bufferSize),new CharOpenHashSet(wordConstituents.toCharArray(),Hash.VERY_FAST_LOAD_FACTOR));
}

public FastBufferedReader ( final String bufferSize , final String wordConstituents ) { this ( Integer . parseInt ( bufferSize ) , new CharOpenHashSet ( wordConstituents . toCharArray ( ) , Hash . VERY_FAST_LOAD_FACTOR ) ) ; }
creates a new fast buffered reader with a given buffer size and a set of additional word constituents , both specified by strings .
