original_string: public static function deEscalateReadLock(Zend_Search_Lucene_Storage_Directory $lockDirectory)
      {
          $lock = $lockDirectory->getFileObject(self::READ_LOCK_FILE);
          $lock->lock(LOCK_SH);
      }
code: public static function deEscalateReadLock(Zend_Search_Lucene_Storage_Directory $lockDirectory)
      {
          $lock = $lockDirectory->getFileObject(self::READ_LOCK_FILE);
          $lock->lock(LOCK_SH);
      }
code_tokens: public static function deEscalateReadLock ( Zend_Search_Lucene_Storage_Directory $ lockDirectory ) { $ lock = $ lockDirectory -> getFileObject ( self :: READ_LOCK_FILE ) ; $ lock -> lock ( LOCK_SH ) ; }
docstring: De-escalate Read lock to shared level
  
  @param Zend_Search_Lucene_Storage_Directory $lockDirectory
docstring_tokens: De - escalate Read lock to shared level