includes/libs/filebackend/filejournal/NullFileJournal.php

   1 <?php
   2 /**
   3  * Simple version of FileJournal that does nothing
   4  * @since 1.20
   5  */
   6 class NullFileJournal extends FileJournal {
   7         /**
   8          * @see FileJournal::doLogChangeBatch()
   9          * @param array $entries
  10          * @param string $batchId
  11          * @return StatusValue
  12          */
  13         protected function doLogChangeBatch( array $entries, $batchId ) {
  14                 return StatusValue::newGood();
  15         }
  16
  17         /**
  18          * @see FileJournal::doGetCurrentPosition()
  19          * @return int|bool
  20          */
  21         protected function doGetCurrentPosition() {
  22                 return false;
  23         }
  24
  25         /**
  26          * @see FileJournal::doGetPositionAtTime()
  27          * @param int|string $time Timestamp
  28          * @return int|bool
  29          */
  30         protected function doGetPositionAtTime( $time ) {
  31                 return false;
  32         }
  33
  34         /**
  35          * @see FileJournal::doGetChangeEntries()
  36          * @param int $start
  37          * @param int $limit
  38          * @return array
  39          */
  40         protected function doGetChangeEntries( $start, $limit ) {
  41                 return [];
  42         }
  43
  44         /**
  45          * @see FileJournal::doPurgeOldLogs()
  46          * @return StatusValue
  47          */
  48         protected function doPurgeOldLogs() {
  49                 return StatusValue::newGood();
  50         }
  51 }