text: public List<Token> get(int start, int stop) {if ( start<0 || stop<0 ) return null;lazyInit();List<Token> subset = new ArrayList<Token>();if ( stop>=tokens.size() ) stop = tokens.size()-1;for (int i = start; i <= stop; i++) {Token t = tokens.get(i);if ( t.getType()==Token.EOF ) break;subset.add(t);}return subset;}