includes/libs/rdbms/exception/DBConnectionError.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  */
  20 namespace Wikimedia\Rdbms;
  21
  22 /**
  23  * @newable
  24  * @ingroup Database
  25  */
  26 class DBConnectionError extends DBExpectedError {
  27         /**
  28          * @stable to call
  29          * @param IDatabase|null $db Object throwing the error
  30          * @param string $error Error text
  31          */
  32         public function __construct( ?IDatabase $db = null, $error = 'unknown error' ) {
  33                 $msg = 'Cannot access the database';
  34                 if ( trim( $error ) != '' ) {
  35                         $msg .= ": $error";
  36                 }
  37
  38                 parent::__construct( $db, $msg );
  39         }
  40 }