/** Print a list of the postings to standard out */
 @Override
 public void print() {
   try {
     int entryIndex = 0;
     while (this.hasNext()) {
       IterablePosting ip = this.next();
       entryIndex += this.getEntriesSkipped();
       System.out.print(entryIndex + " ");
       while (ip.next() != IterablePosting.EOL) {
         System.out.print(ip.toString());
         System.out.print(" ");
       }
       System.out.println();
       entryIndex++;
     }
   } catch (Exception e) {
     logger.error("Error during print()", e);
   }
 }