/**
  * Implements the default operation for all TermPipeline subclasses; By default do nothing. This
  * method should be overrided by any TermPipeline that want to implements doc/query oriented
  * lifecycle.
  *
  * @return return how the reset has gone
  */
 public boolean reset() {
   return next != null ? next.reset() : true;
 }
 /**
  * Displays the given on STDERR, then passes onto next pipeline object.
  *
  * @param t String the term to pass onto next pipeline object
  */
 public void processTerm(String t) {
   if (t == null) return;
   System.err.println("term: " + t);
   next.processTerm(t);
 }