search/Zend/Search/Lucene/Index/SegmentInfoPriorityQueue.php

   1 <?php
   2 /**
   3  * Zend Framework
   4  *
   5  * LICENSE
   6  *
   7  * This source file is subject to the new BSD license that is bundled
   8  * with this package in the file LICENSE.txt.
   9  * It is also available through the world-wide-web at this URL:
  10  * http://framework.zend.com/license/new-bsd
  11  * If you did not receive a copy of the license and are unable to
  12  * obtain it through the world-wide-web, please send an email
  13  * to license@zend.com so we can send you a copy immediately.
  14  *
  15  * @category   Zend
  16  * @package    Zend_Search_Lucene
  17  * @subpackage Index
  18  * @copyright  Copyright (c) 2005-2007 Zend Technologies USA Inc. (http://www.zend.com)
  19  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  20  */
  21
  22
  23 /** Zend_Search_Lucene_Exception */
  24 require_once $CFG->dirroot.'/search/Zend/Search/Lucene/Exception.php';
  25
  26 /** Zend_Search_Lucene */
  27 require_once $CFG->dirroot.'/search/Zend/Search/Lucene/PriorityQueue.php';
  28
  29
  30 /**
  31  * @category   Zend
  32  * @package    Zend_Search_Lucene
  33  * @subpackage Index
  34  * @copyright  Copyright (c) 2005-2007 Zend Technologies USA Inc. (http://www.zend.com)
  35  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  36  */
  37 class Zend_Search_Lucene_Index_SegmentInfoPriorityQueue extends Zend_Search_Lucene_PriorityQueue
  38 {
  39     /**
  40      * Compare elements
  41      *
  42      * Returns true, if $el1 is less than $el2; else otherwise
  43      *
  44      * @param mixed $segmentInfo1
  45      * @param mixed $segmentInfo2
  46      * @return boolean
  47      */
  48     protected function _less($segmentInfo1, $segmentInfo2)
  49     {
  50         return strcmp($segmentInfo1->currentTerm()->key(), $segmentInfo2->currentTerm()->key()) < 0;
  51     }
  52
  53 }