'ListVariants' => __DIR__ . '/maintenance/language/listVariants.php',
'ListredirectsPage' => __DIR__ . '/includes/specials/SpecialListredirects.php',
'LoadBalancer' => __DIR__ . '/includes/libs/rdbms/loadbalancer/LoadBalancer.php',
- 'LoadBalancerSingle' => __DIR__ . '/includes/db/loadbalancer/LBFactorySingle.php',
+ 'LoadBalancerSingle' => __DIR__ . '/includes/libs/rdbms/lbfactory/LBFactorySingle.php',
'LoadMonitor' => __DIR__ . '/includes/libs/rdbms/loadmonitor/LoadMonitor.php',
'LoadMonitorMySQL' => __DIR__ . '/includes/libs/rdbms/loadmonitor/LoadMonitorMySQL.php',
'LoadMonitorNull' => __DIR__ . '/includes/libs/rdbms/loadmonitor/LoadMonitorNull.php',
public function __construct( array $conf ) {
parent::__construct( $conf );
+ if ( !isset( $conf['connection'] ) ) {
+ throw new InvalidArgumentException( "Missing 'connection' argument." );
+ }
+
$this->lb = new LoadBalancerSingle( array_merge( $this->baseLoadBalancerParams(), $conf ) );
}
call_user_func_array( $callback, array_merge( [ $this->lb ], $params ) );
}
}
-
-/**
- * Helper class for LBFactorySingle.
- */
-class LoadBalancerSingle extends LoadBalancer {
- /** @var IDatabase */
- private $db;
-
- /**
- * @param array $params
- */
- public function __construct( array $params ) {
- $this->db = $params['connection'];
-
- parent::__construct( [
- 'servers' => [
- [
- 'type' => $this->db->getType(),
- 'host' => $this->db->getServer(),
- 'dbname' => $this->db->getDBname(),
- 'load' => 1,
- ]
- ],
- 'trxProfiler' => isset( $params['trxProfiler'] ) ? $params['trxProfiler'] : null,
- 'srvCache' => isset( $params['srvCache'] ) ? $params['srvCache'] : null,
- 'wanCache' => isset( $params['wanCache'] ) ? $params['wanCache'] : null
- ] );
-
- if ( isset( $params['readOnlyReason'] ) ) {
- $this->db->setLBInfo( 'readOnlyReason', $params['readOnlyReason'] );
- }
- }
-
- /**
- *
- * @param string $server
- * @param bool $dbNameOverride
- *
- * @return IDatabase
- */
- protected function reallyOpenConnection( $server, $dbNameOverride = false ) {
- return $this->db;
- }
-}
--- /dev/null
+<?php
+/**
+ * Simple generator of database connections that always returns the same object.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup Database
+ */
+
+/**
+ * Trivial LoadBalancer that always returns an injected connection handle
+ */
+class LoadBalancerSingle extends LoadBalancer {
+ /** @var IDatabase */
+ private $db;
+
+ /**
+ * @param array $params An associative array with one member:
+ * - connection: An IDatabase connection object
+ */
+ public function __construct( array $params ) {
+ if ( !isset( $params['connection'] ) ) {
+ throw new InvalidArgumentException( "Missing 'connection' argument." );
+ }
+
+ $this->db = $params['connection'];
+
+ parent::__construct( [
+ 'servers' => [
+ [
+ 'type' => $this->db->getType(),
+ 'host' => $this->db->getServer(),
+ 'dbname' => $this->db->getDBname(),
+ 'load' => 1,
+ ]
+ ],
+ 'trxProfiler' => isset( $params['trxProfiler'] ) ? $params['trxProfiler'] : null,
+ 'srvCache' => isset( $params['srvCache'] ) ? $params['srvCache'] : null,
+ 'wanCache' => isset( $params['wanCache'] ) ? $params['wanCache'] : null
+ ] );
+
+ if ( isset( $params['readOnlyReason'] ) ) {
+ $this->db->setLBInfo( 'readOnlyReason', $params['readOnlyReason'] );
+ }
+ }
+
+ /**
+ *
+ * @param string $server
+ * @param bool $dbNameOverride
+ *
+ * @return IDatabase
+ */
+ protected function reallyOpenConnection( $server, $dbNameOverride = false ) {
+ return $this->db;
+ }
+}